OBJECTIVE TYPE OF QUESTIONS ON P-Way SET-1
1. Quantity of ballast/ m on concrete sleeper track with 300mm ballast cushion on Straight
a)1.682 M3b) 2.158 M3
c)2.314 M3d)1.962M3
2. The permitted range of % retention on 40mm square mesh sieve in case ofmachine crushed ballast. a) 10 - 20b) 20 - 40
c)40 - 60d)60 - 80
3. Can inadequate ballast depth affect maintenance of track ?
(a)No, it has no concern
(b)No, but drainage will be affected
(c)Yes, but the effect will be marginal
(d)Yes, the formation pressure will increase
4.Concrete Sleeper is a structural member which may fail due to -
(a)High compression stress
(b)High tensile stress
(c)High axial compressive prestressing stress
(d)Fatigue failure due to poor maintenance of fittings and depth of ballast.
5. Proposal for through fastenings renewal should be initiated when
(a)20% or more of sample size records toe load below 400 kg & confirmed by 5% sample size.
(b)20% or more of sample size records toe load below 600 kg out more than 400 kg.
(c)25% or more of sample size records toe load below 400 kg & confirmed by 5% sample size.
(d)25% or more of sample size records toe load below 300 kg. & confirmed of 5% sample size.
6.If 20% or more of sample size of ERC records toe load below 600 kg., the frequency of inspection and sample size shall be respective (for non-corrosion prone area)
(a)Once in four years, 1% on every 100 sleepers
(b)Once in four years , 2% on every 700 sleepers
(c)Once in two years, 1% on every 100 sleepers.
(d)Once in two years, 2% on every 100 sleepers.
7.When is a concrete sleeper due for next round of packing ?
(a)After 1 year in service
(b)After 50 GMT Traffic has passed
(c)Before centre binding produced stresses are 40% of rail seat bottom stresses
(d)After two years or 100 GMT which ever is earlier.
8.Formation cross slope shall be 1 in
a) 10b)20
c)30d)40
9.Overhauling of track is essential because it improves:
(a) Longitudinal resistance of track(b) load bearing capacity
( c) drainage.(d) Longitudinal resistance of track
10.The sieve size used for manual Deep screening in mm.
a)10 b)15c)20d) 25
11.In through packing, ballast should be opened out on either side of rail seat to a depth of
a)15mm.b) 25mm. c) 35 mm.d) 50 mm.
12.Easement gradient at the time of passage of trains while doing lifting should not be steeper than
a) 25 mm. per railb) 10 mm. per rail
c) 15 mm. per raild) 30 mm. per rail
13.During deep screening, it should be ensured that when ballast is being removed from any sleeper, invariably, there are at least fully supported sleepers between it and the next sleeper worked upon.
a)2b) 4
c)6d) 8
14.The gap at Junction & combination fish plated joint should be
a) 6 mm.b) 4 mm. c) 2 mm.d) Zero
15.The gap at machined joint should be
a) 6 mm.b) 4 mm. c) 2 mm.d) Zero
16.The schedule of inspection of Sectional JE for manned level crossing is
a)once a monthb) once in two months
c) once in three monthsd) once in six months
17.The sections, which are normally to be patrolled during monsoon will be identified and notified by
a) PWIb) ADEN
c) DENd) CE
18.Who will prepare patrol charts for each of the sections where monsoon patrolling is required to be done.
a)PWIb) ADEN
c)DENd) CE
19.If a patrolman on the arrival at the end of his beat does not find the next patrolman, then he should
a) continue patrolling as per patrol chart. b) Continue further and report to the SM
c) Wait for himc) Suspend the traffic
20.The selected patrolman should pass…………test and then only should be employed.
a)A-Ib) A-III
c)B-Id) Not necessary
21.The PWI should submit a certificate to the DEN through AEN…………..in advance before commencement of monsoon.
a)one monthb) 2 months
c)6 monthsd) 1 year
22.When no danger is apprehended, the patrolman should stand on the on the left hand side facing the train and exhibit his number plate.[b]
a)Middle of the Two linesb) Cess
c) Under a Treed) Ballast
23.The PWI overall Incharge shall cover his entire sub-division once in…….by train/push trolly in night and check the patrolmen.
a) Fortnightb) a month
c) a weekd) a year
24.The PWI should check the equipment of all patrolmen and watchman once in a
a)Fortnightb) a month
c) a weekd) a year
25.The PWI incharge should check over patrolling at nights by train once a_
a)Fortnightb) a month
c) a weekd) a year
26.The …………will be responsible for instructing patrolmen in their dutiesandstationary watchman to posses the correct equipment.
a) APWIb) AEN
c) PWI in charged) DEN
27.In PQRS working, Auxiliary track should be laid at a gauge
a) 3400 mmb) 1676 mm c) 5400 mmd)4400 mm
28.There are………….no. of categories of Engineering works.
a) 1b)2
c) 3 d)4
29.Works of “short duration” are those.
a) Can complete one dayb) To put Engg. Indicators
c) Dose not require any SRd) Take prior permission from CRS
30.For works of short duration, when train has to stop at worksite, then hand signals shall be exhibited at _, _, and .m. in case of BG
a)30, 600, 1200b)30, 400, 800
c)At spot, 400, 600d)at spot, 270, 540
31.Theflagmanplacingdetonatorsshouldstationhimselfatadistancenotless than……m from the place of detonators.
a)100b)45
c)1200d)600
32.In multi speed restrictions when s1is less than s2, then minimum length of s1zone should be ………………m.
a)100b)200
c)300d)400
33.Forintermediatetracksontripleormultiplelines,Engineeringindicatorsshallbefixed between tracks to
whin……………mm from rail level.
a)100b)200
c)300 d)400
34.Indicators shall be placed on the ………….side as seen by the Drivers
a) leftb)right
c)centrallyd) oblique
35.Whenworksattimesofpoorvisibilityaretobeundertakenandsiteisprotectedby temporary engineering fixed signals……nos..detonators, 10m apart be fixed not less than…………..m in rear of CI and a caution hand signal exhibited to approaching trains.
a)3&600b) 2&270
c)2&800d)3&1200
36.Whistle Indicators should be provided at a distance of …………..m.
a)500b)400
c)600d)300
37.The normal life of detonator is
a) 10 yearsb) 5 years
c) 15 yearsd) 7 years
38.The life of detonators can be extended to ……………….years on an yearly basis after testing……………..detonators from each lot of over 5 years.
a)7&oneb)8 & two
c)10 & oned)5 & three
39.The safety radius at the time of testing of detonators is ….m.
a)10b)20
c)40d)50
40.The bottom most parts of Caution Indicator, Speed Indicator should be …………..m above R.L
a)1b)2
c)1.5d)2.5
41.The bottom most part of T/P & T/G should be ………………m above R.L.
a)1.20b)1.55
c)1.65d)2.00
42.In cuttings and high banks trolley refuges should be provided at …m intervals.
a)50b)100
c)150d)20
43.The night signal for trolley/motor trolley/lorry on single line shall be…..
a)Both side Redb) red on one side and green on the other
c)both side greend) one side white and otherside red
44.Push Trollys shall be manned by atleast ……men
a)2b)3
c)4d)5
45. During night and at day times of poor visibility the trolly should work under
a)supervision of SMb) Trolley memo
c)following a traind) Block Protection
46.ProtectionoftrollieswithH.S.flagsisrequiredonlywhenthevisibilityisless than………………..m
a)1200b)800c)600d)350
47. Whentwoormoretrolliesarerunningtogetherinthesamedirectioninthesame line, minimum separation required is …………m
a)50b)100
c)150d)200
48.Whenamotortrollyisworkedwithblockprotection,itshouldbemannedby at least…………men
a)2b)3 c)4 d)5
49.Sample size for measurement of toe load of elastic clip is –
(a) 1% of ERCs randomly on every 100 sleepers
(b) 2% of ERCs randomly on every 100 sleepers
(c)3% of ERCs randomly on every 100 sleepers
(d) 0.5% of ERCs randomly on every 100 sleepers.
50.When the lorry is required to remain stationery for more than…………..minutes in Station limits then it should be protected.
a)5b)10 c)8d)15
51.Lorries working in gradients steeper than ………………..should be controlled by hand brakesas well as by rope tied in rear.
a)1 in 200b)1 in 100
c) 1 in 400d)1 in 300
52.The check rail clearances in BG turnouts and L-Xings are –
(a)44-48mm and 51-57 mm respectively
(b)38-41mm and 48-51 mm respectively
(c)41-44mm and 51-57 mm respectively
(d)63-68mm and 76-80mm respectively
53.While lifting the track on a gradient, the lifting should proceed –
(a)from downhill to uphill
(b)from uphill to downhill
(c)from both the ends towards a central meeting point
(d)It does not matter.
54.What is the minimum horizontal distance of a platform coping (goods or passenger) from the adjacent track centre ?
(a)1670mm(b)1690mm
( c)840mm(d)760mm
55.What is the minimum centre to centre on B.G. tracks in mid section ?
(a)4265mm(b) 1676mm
(c) 4725mm(d) 2350mm
56.For all routes identified for running 22.1 axle load wagons, sleeper density of nos./km must be maintained.
(a) 1560(b) 1620
(C) 1660(d) 1600
57.Second hand 52 kg rails can be used on Group routes.
(a) A route(b) B route
(C) D and E route(d) only C route
58. A sleeper density of sleepers per km is a must on Shatabdi/Rajdhani routes.
(a) 1880(b) 1760
(C)1660(d) 1720
59.Life of rail not only depends upon the but also on the maximumaxle load moving over it.
(a) Speed(b) GMT
(C)Both speed and GMT(d) Fastening
60.The width of ballast shoulder to be provided on the outside of the curvein case of LWR is provided on the reverse curve –
(a) 500mm(b)550 mm(c)600 mm(d) 650 mm
61.SEJ to be provided from the abutment at a minimum distance away of –
(a)10 m(b)20 m(c)30 m(d)40 m
62.The minimum depth of bridge timber excluding notching for 80‟ span as per RDSO‟s Drg.
No.BA 11075 is –
(a)150 mm(b)125 mm(c)180 mm(d)240 mm
63.The Recommended yard gradient for new lines in B.G.
(a) 1 in 200(b)1 in 400(c)1 in 1000(d) 1 in 1200
64.The formation is said to be very bad when
a)Less than 6 attentions are given per year
b)6-12 attentions/year are given
c)More than 12 attentions/year are given
d)Formations are classified based on the TRC and OMS-2000 results.
65.The regular greasing of ERC‟s shall be done by –
(a)keyman(b)gangs(c)contractor(d) b & c
66.20 Kmph caution order is prevailing at a deep screening spot.The caution indicator boardshould be fixed at a distance of
meters from the work spot as per IRPWM
(a)400 m(b)600 m(c)800 m(d)1200 m
67.In comparison with non-corrosion prone area, the frequency of toe load testing of ERC in corrosion prone area is-
(a)Doubled(b)Same(c)Half(iv) No relation.
68.1 in 20 cross cant is not provided at –
(a)SEJ(b)Derailing switch(c)Buffer rails(d) Points and Crossing.
69. Gauge is measured _mm below rail table.
(a)10mm(b)13mm (c)15mm(d) 18mm
70.Sleeper spacing on a curve is the centre to centre distance between twoconsecutivesleeperswhen measured at
(a)Outer rail(b)Inner rail(c)Centre line of track(d) average of all the above.
71.What is not marked in gang chart
(a)Casual rail renewal(b)Deep screening of track
(c)Cleaning of side drains(d)Machine packing
72.Laying tolerance of sleeper spacing are
(a)± 20 mm(b)± 2mm(c)±15mm(d) ±10 mm
73.Maximum permissible gradient on LWR is
(a) 1in100(b) 1 in 200(c) 1 in 300(d) 1in400
74.Deficiency of ballast on LWR track during summer may result in
(a) Creep(b) Buckling(c) sinking(d) cracking
75.Most feasible parameter to judge the health of an LWR will be
(a) gaps measured at the SEJs
(b) creep at measuring posts fixed at the ends of breathing lengths
( c) Creep at the measuring post fixed at the centre of WR
(d) Creep at the middle of the breathing length
76.Hot whether patrolling is to be introduced in LWR territoryin PSC sleeper of 52 kg and 60 kg rail
(a) when the rail temperature goes beyond tm + 10
(b)When the rail temperature goes beyond td+ 20
( c) When the rail temperature goes beyond td+25
(d) When the air temperatures goes beyond tm + 20
77.In PSC sleeper track what speed restriction should be imposed during consolidation period on LWR when the temperature goes
beyond td +20º when crib and shoulder ballast compaction has been done.
(a)15Kmph(b)20 Kmph
( c)30 Kmph(d)50 Kmph
78.The breathing length of an LWR exhibits movement of –
(a)rail sleeper frame(b)rail alone
( c)sleeper alone(d)none of the above.
79.CWR is similar to an LWR except for –
(a) its movement at the SEJ is different(b) it requires more careful attention
(c) its distressing has to be done by splitting it into parts (d) always requires patrolling
80.The distressing temperature of a 52 kg rail is -
(a)tmto tm–5(b) tmto tm+5
©tm+ 5 to tm+10(d )tm+ 10 to tm+15.
81.Of the various types of thermometers, the most reliable and quick devicefor rail temperature measurement is–
(a)Black bulb thermometer(b) rail embedded thermometer
©dial type thermometer(d) the clinical thermometer.
82.Maintenance operations in a LWR should be restricted to a temperature range of -
(a)td+ 10 to td– 30 (b)td+ 5 to td– 25
©tdto td– 20(d)td+ 20 to td- 20.
83.In other than concrete sleeper track, if the temperature rises above td+20oCafter a maintenance job, during the period of
consolidation, when only manual ballast compaction has been done,SR to be imposed is –
(a)50 km/h in BG and 40 km/h in MG(b)30 km/h in BG and 20 km/h in MG
©75 km/h in BG and 50 km/h in MG(d)none of the above.
84.While doing deep screening in LWR territory, if the rail temperature is anticipatedto rise above td+10oC, we should do the following–
(a)stop the work(b)immediately cut the LWR
©do a temporary distressing at a temperature of tmax– 10oC(d) continue
85.While repairing a fracture in which a gap 'g' has been created and paint marks made at a distance of 'a' and 'b'from the
fractured rail ends, the following relationship should hold good if a closure rail piece of length 'L' is inserted –
(a)a + b + 1 mm = L + (2 x 25mm)(b)a + b + g + 1 mm = L + (2 x 25mm)
©a + b - 1 mm = L + (2 x 25mm) – g(d)none of the above.
86.While passing an LWR over a girder bridge the rail-sleeper fittings should be –
(a)rail free type(b)rigid type
©two way keys(d)elastic rail clips with effective toe load.
87.The gap at SEJ at the time of laying / Subsequent distressing of LWR for a 52 kg Rail section is
(a)60 mm(b)40 mm(c) 20 mm(d) 120 mm.
88.Gap survey of an SWR has to be done –
(a) Just before the monsoon(b) just after the monsoon
©before the onset of the summer season in Feb / March(d) none of the above.
89.Hot weather patrolman have a beat of –
(a)2 km on single line track(b) 1 km of a single line track
© 2 km on a double line track(d) not more than 5 km
90.If the temperature rises above td+25oC,hot weather patrolling can be started by –
(a)DEN(b)AEN(c) Keyman(d)Gangmate.
91.In a yard with LWR, for track circuiting make use of–
(a)insulated block joints(b)glued joints of G3L type
© cut the LWR into SWR(d)none of the above.
92.Gap at fracture in an LWR is more than the theoretical value. This is due to:
(a)a sudden fall of temperature(b)the battering received from the moving wheels
© the longitudinal ballast resistance mobilised is less
(d)the longitudinal ballast resistance mobilsed is more
93.The maximum curvature permitted for laying an LWR is –
(a)4oCurve(b) 2oCurve(c)3oCurve(d))1oCurve
94.SEJs are inspected by the PW / APWI once
(a)every 15 days
(b) every 7 days
(c)As desired by the AEN (Open Line).
(d)every 15 days in the two hottest and two coldest months of the year and once in 2 months from the remaining period
95.Generally, while performing through packing manually on LWR, opening of sleepers is limited to –
(a) alternate sleeper to be opened
(b) upto 100 sleepers to be opened at a time
©no restriction but the temperature restriction to be observed
(d)only 30 sleepers to be opened within a temperature range of td + 10 and td - 30oC.
96.Permissible speed on 1 in 8.5 turn out with curved switch 52/60 kg on PSC sleepers
(a)10 kmph(b) 15 kmph(c) 20 kmph(d) 25 kmph
97.Minimum and maximum rail temperatures at Kolkata shown in the map as 56 (28) will be
(a) –30 and + 30(b) – 55 and + 35(c)0 and 56(d) 0 and 60.
98.Emergency repairs to a buckled track involve –
(a) Slewing track to original position
(b)Machine cut a rail piece out of track and slew back the track
© Gas cut and slew back to original alignment
(d)Wait for temperature to go down before slewing back track to originalposition.
99.At an SEJ theoretical calculations of movement of one LWR end indicates an expansion of 4 mm and a contraction of 3
mm during rising and falling temperature trends, respectively,If the standard gap at tdis 20mm what range of gap is
permissible as per LWR manual –
(a) 23mm to 16mm(b) 33mm to 6mm(c) 3mm to 4mm(d) None of the above.
100.SEJ can be laid on transition curve with degree not sharper than –
(a) 1°(b) 0.5° (c)2°(d)SEJ shall not be located on transition.
101.OMS equipment measures
(a)Ride Index(b) CTR(c) TGI(d)Performance index
102.For checking correct curvature of tongue rail, ordinates should be measured
(a)at every 3m(b)at mid point of the tongue rail
(c)at mid point and quarter points of the tongue rail
(d)at every 20 m
103.On a fan-shaped lay-out same sleepers can be used for a right hand T/O and left hand T/O.For this purpose
(a) right end of the sleepers should remain on right side
(b) right end of the sleepers should be brought towards the left side by rotating the sleepers
©sleepers in the switch should remain as it is but those in the lead should be rotated to bring the right end to the left side
(d) None of above
104.Recommended throw of switch on BG is
(a)95mm(b) 105mm(c) 110mm(d) 115mm.
105Behindtheheelofaswitchsphericalwashersshouldbefittedonlefthandsidetowards _surface.
(a)vertical(b) inclined(c)gauge(d) horizontal
106.Chord length for measuring lead curvature of a turn-out is
(a)3m(b)4m(c) 6m(d) 9m.
107.As per the provisions of IRPWM, the gauge just ahead of actual toe switch shall be for switch entry angle (SEA)0 degree 20‟0” and for SEA> 0 degree 20‟0”
(a)+6mm,Neat(b) Neat,+6mm(c) Neat, Neat(d) +6mm, +6mm
108.FrequencyofinspectionofPoints&Crossingsonrunninglines by a PWI incharge &his Assistant is
once in in rotation
(a) month(b) two months(c) 3 months(d)4 months
109.Max. permissible speed on 1 in 8 ½ curvedswitchis kmph and that on 1 in 12 curved switch is kmph.
(a) 15&30(b) 30&15(c) 15&50(d) 30&50
110.Maximum permissible wear on nose of crossing, wing rail is
(a)4mm(b) 6mm(c) 8mm(d) 10mm
111.Themaximumpermissible value for actual cant, cantdeficiencyandcant excessis , , and mm
respectively for BG, group „E‟ route.
(a)100,50,50(b)165,75,75©140,75,75(d) 180,100,100
112.The maximum in built twist on a transition curve is mm/meter for BG
(a)1.4mm/m(b)2.8mm/m©3.6mm/m(d)4.2mm/m
113.Frequency of inspection of a curve byPWIin BG group-A routes is once in
(a) 3 months(b)4 months(c) 5 months(d) 6 months
114.Extra shoulder width of ballast on curve double line in LWR is
(a) 200mm(b) 300mm ©400mm(d) 500mm
115.On wooden sleeper track, the number of spikes/under each rail seat on the outside of a curve is
(a) Zero(b) One( c) Two(d) Three
116.Station to station versine variation permitted for 110 kmph speed ismm.
(a) 15mm(b)10mm©20mm(d) 40mm
117.Flat tyre causes maximum damage at a speed of
(a) 90 to 100 kmph(b)25 to 30 kmph(c)10 to 15 kmph (d) 50 to 75 kmph
118.Emergency crossovers should be
(a)lubricated on the gauge faces to reduce derailment proneness
(b)lubricated on the rail table to reduce derailment proneness
(c)lubricated on the gauge tie plates to reduce derailment proneness
(d)Lubricated on non gauge face to reduce derailment proneness
119.Track Geometry to be achieved after track maintenance should be better than
(a) New Track Tolerance(b) Maintenance Tolerance
(c) Service Tolerance(d) Safety tolerance
120.Radius of a 0.5˚ curve is
(a) 1750(b) 875(c) 350(d) 550
121.Acceleration peaks exceeding following is taken for track quality assessment on BG high speed routes.
(a) 0.2g(b) 0.15g(c) 0.35 g(d) 0.3g
122.Which Index is based on SD Values –
(a) CTR(b) A, B, C categorization(c)TGI (d) OMS
123.Track is classified as „Very Good‟ if the average no.of total vertical and lateral acceleration peaks/Km on High
speed routes is –
(a) >1.0(b) <1.0(c) <1.5(d) <2.0
124.Urgent attention is required at all locations where vertical & lateral acceleration peaks exceed -
(a) 0.2g(b) 0.15g(c) .30g(d) 0.35g
125.If the average number of peaks of vertical and lateral accelerations exceeding 0.3g is more than__per km. Or more than_in any particular km. the track will need attention.
(a) 1 &1(b) 0.5 & 1(c) 0.25 & 1(d) 0.25 & 2
126.Need for urgent maintenance of track, arises when the value of individualindices of different parameters of TGI is less than
(i) 100(ii) 75(iii) 50(d) 35
127.Frequency of overhauling of a level crossing is once a
(a) One year(b) two year© six months(d) three
128.Height gauges should be located at a minimum distance ofmfrom the gatepost.
(a) 6(b)8©10(d)20
129.Frequency of census at a level crossing where TVU is between 75,000 to 1,00,000 will be _years.
(a) 1(b)1 ½(c)2(d) 2 1/2
130.In skew level crossings, the angle of crossing should notbeless than 0
(a)20(b)30©40d)45
131Drivers of trains shall get no light indication except at level crossings where they will
observe red lights when the gates are closed across the railway line and are open for road traffic.
(a)Special (b)A class©B class(d) C class
132.Level crossings beyond the signals shall be under the control of the Permanent Way Inspectors both as regards to their operation and maintenance.
(a) Home(b) LSS © Outermost Stop(d) Starter
133.A gateman should have certificate of fitness of Class_______from Medical Department.
(a)A-I(b) A-III ©B-I(d)B-I
134.At night the gateman shouldlit nos. hand signal lamps.
(a) 2 (b)1© nil(d)3
135.The minimum clearance of check rails at a level crossing should be mm
(a) 41(b 51© 61(d) 31
136. For level crossing with PSC sleepers, in no case opening be delayed by more than years.
(a)half(b)one© one and half (d)Two
137.As per IRPWM one speed breaker should be provided on either approach of level crossing located within the railway boundary
at a distance maximum feasible but not exceeding m.
(a)5(b)10©20 (d)30
138.There should be no rail joint on running rails for a distanceof m on either side at a level crossing in SWR
(a)1(b)2© 3 (d) 6
139 .Minimum number of gate keepers on „B‟ class levelcrossing should be
(a) 1(b) 2© 3(d) 4
140.Whistle indicator board on the approaches of unmanned level crossings should be provided at a distance of
(a) 200m(b)400 m(c)600 m(d)800 m
141.At the close of tamping work in mechanised maintenance P.Way Manual prescribes a ramp gentler than
(a)1 in 100b)1 in 500(c)1 in 1000(d) 1 in 720
142 .Hot weather patrolling in LWR/CWR shall be introduced when temperature is
(a) td+ 10˚ or above(b) td+ 25˚ or above(c) td+ 30˚ or above (d) td+ 50˚ or above
143.Formation slope is 1 in
(a)10(b)20©30(d)40
144.Prevailing temperaturewill always be
a) tp=to b) tp>to c) Tp< to d) none of above
145.Name the equipment that can be effectively used to warn the driver of an approaching train on a track fouled by derailed
train on an adjacent track
(a)Flare signal(b)Detonator©Red flag(d)Red lamp
146. What distance from a danger location should3-detonators be fixed on BG?
(a) 270 mtrs.(b) 600 mtrs© 800 mtrs.(d)1200 mtrs
147.During deep screening, it should be ensured that when ballast is being removed from any sleeper, invariably, there are at
leastfully supported sleepers between it and the next sleeperworked upon.
(a)1(b)2©3(d)4
148.The sections, which are normally to be patrolled during monsoon will be identified and notified by the
(a)PWI(b)ADEN©DEN(d)CTE
149.Who is authorized level of supervisor for deep screening works in LWR works
(a)PWM(b)PWI(C) Mate(d) Keyman
150.After emergency repairs to fracture in LWR Track, the first train has to pass at a speed of
(a) Stop Dead & 10 kmph(b) Stop Dead & 20 kmph(c) 20 kmph(d) 30 kmph
151.CWR/LWR shall not be laid as curves sharper than m radiusfor BG track
(a) 440 m(b) 340m(C) 240m(d) 140m
152.Clearance between Guard rail and Running rail on bridges in case of BG track
(a) 250 + 50 mm(b) 200 + 25 mm (c)150 + 25 mm(d) 25 + 25 mm
153.The PWI should submit a certificate to the DEN through AEN in advance before commencement of monsoon.
(a)1 month(b) 2 months© 3 months(d) 4 months
154.The PWI should check the equipment of all patrolmen andwatchmen once in a
(a) 1 month(b) 2 months© 3 months(d) 4 months
155.The PWI incharge should check over patrolling at nightsby train once a
(a)1 month(b) 2 months© 3 months(d) 4 months
156.The _will be responsible for instructing patrolmen in their duties and will be
responsible to ensure that the patrolmen and stationary watchmen posses the correct equipment.
(a)PWI and MATE(b)ADEN & PWI© DEN & AEN (d) CTE&DEN
157. Overhang beyond the last lifting/ slinging point while lifting 90 UTS rails should not exceed m.
(a)2.5(b) 3.0© 3.25(d)3.5
158. After ignition of „portion‟ in AT welding, efforts should bemade to follow a tapping time of very near to sec.
(a)10(b)20©30(d)40
159.Class „C‟ ODC is one where net clearance available is lessthan mm.
(a) 75(b)100( c) 125(d) 150
160.For spans more than 6.1 m, rail joints should preferably be provided at of span from either end.
(a) full length(b)half©1/3rd(d)2/3rd.
161. Length of bridge timbers should be distance of outside to outside of girder flanges plus mm but not less
than _mm for B.G.
(a) 205 &2340(b)305&2440 © 405&2220(d)505&1320
162.The clear distance between bridge timbers at joints should not exceed _mmB.G. is
(a)100(b)450©200(d)50
163.The top table of the guard rail should not be lower than that of the running rail by more than_mm.
(a)10(b)15©20(d)25
164.On the bridge approaches, for a length of about mtrs. the width of cess should be cm clear of full ballast section.
(a)50 &100(b)100 &90©150&120(d)120&60
165.Permissible amount of creep on BG track
(a) 100 mm(b)150 mm(c) 200 mm(d) 250 mm
166.Any deviations from the dimensions of Schedule I will require prior sanction of
(a) RDSO(b) PCE© RB (d) CT
167.The recommended minimum distance centre to centre of track BG ismm, for B.G.
(a)4265(b)4725©5300(d)1676
168 .For B.G, the minimum radius of a curve is m.
(a)350(b)275©200(d)175
169.The recommended minimum widths of embankment for B.G. single line is mm
(a)5300(b)6850 ©6250(d)4725
170.The recommended minimum widths of embankment fo B.G. double line is mm
(a) 4495(b)12155© 4265(d)1676
171.The recommended minimum widths of cuttingfor B.G. Single line
(a) 4495(b)12550© 6250(d)1676
172.The recommended minimum widths of cuttingfor B.G. double line[b]
(a)4495(b)11550 ©4265(d)1676
173.Check rails should normally be provided where the radius is m or less in B.G.
(a)158(b)258©318(d)218
174.On B.G., minimum and maximum clearances of check rails at a level crossing are mm & mm rspectively.
(a)44 &48(b) 51 & 57© 41 &45(d) 48 &54
175.Minimum depth of space for wheel flange from rail level in B.G. is mm.
(a)18(b)28.5©38(d)44
176.For buildings and structures on B.G., the minimum horizontal distance from centre oftrack to any structure from rail level
to 305 mm above rail level is mm.
(a) 1540(b) 1675 © 1905(d)1690
177.For buildings and structures on B.G., the minimum horizontal distance from centre oftrack to any structure from rail level to
305 mmabove rail level is mm for new works or alterations to existing works.
(a) 1540(b) 1675© 1905 (d)1690
178.Minimum height above rail level for a distance of 915 mm oneither side of thecentre of track for B.G. for overhead
structures ismm.
(a) 4540(b) 4875(c) 5905(d)4690
179.For B.G., maximum height above rail level of any part ofinterlocking or signal gearfor a width of 1600 mm is mm.
(a) 95(b) 85© 75(d)65
180.The maximum and minimum horizontal distances from centre of track to face of passenger platform coping for B.G.
_______and ___________ mmrespectively.
(a) 1540 &1500(b) 1680 &1670© 1905 &1675(d)1690 &1575
181.mm & mm are the maximum and minimumdistances fromcentre of track to the face of goods platform coping for B.G.
(a) 1540 &1500(b) 1905 &1675© 1680 &1670(d)1690 &1575
182.The maximum and minimum distances from center of track to the face of any platform wall are mm & mm respectively.
(a) 1540 &1500(b) 1905 &1675© 1680 &1670(d)1690 &1575
183.Maximum and minimum heights above rail level for B.G. high level passengerplatforms are mm &mm.
(a) 840 &760 (b) 950 &1050 © 1680 &1670(d)1690 &1575
184.The maximum height above rail level for B.G. goods platforms is _mm
(a) 1500(b) 1200(c) 1065 (d)1690
185.The minimum horizontal distance of any building on B.G.passenger platformsfrom centre line of track, from platform level
to 305mm above platformlevel is
(a) 5540mm
(b) 5180 mm
(c) 5180mm gradually increasing uniformly to 5330mm
(d)5330 gradually decreasing to 5180
186. The minimum horizontal distance from centre line of track to a pillar, column, lamp orsimilar isolated structure on a passenger
platform or any building on a goodsplatform from platform level to 305mm above platform levelforB.Gmm.
(a) 4570mm increasing uniformly to 4720mm
(b) 4720mm decreasing uniformly to 4570mm
( c )4570 mm.
(d)4720 mm.
187.A pillar or column which has more than _cm2in plan forB.G. must beclassed building and not as isolated structure.
(a) 1550(b) 1915( c) 3716(d) 2560
188.The clear distance between consecutive sleepers laid over un ballasted bridge on BG should not exceed_
(a)510 mm(b)650 mm(c)450mm(d)150
189.The width of BG wooden sleeper over bridge should be mm
(a)180 mm(b)210 mm( c)250 mm(d) 300 mm
190.Vertical curves are introduced when the algebraic difference between two gradesbecomes equal to or more than %
a)0.04b)0.40c)4.00(d) 0.20
191.In need based system of USFD testing, rail with IMR defect should bereplaced within
a)10 daysb)5 daysc)3 days(d) 7 days
192.In BG track, the opening of road for through packing should be done from end of sleeper to a distance of inside the
rail seat
a) 450 mmb) 350mmc) 250mm(d) 150mm
193.In case of mass lubrication by gangs, the minimum level of supervision should be
a) PWay Supervisorb) JEc) Gang Mated) CPWI
194.Toe Load should be tested for ERC in other than corrosion prone areasfor every
a) 2 years or after passage of 100 GMT of traffic whichever is earlier
b) 4 years or after passage of 200 GMT of traffic whichever is earlier
c) None of the above.
d)a & b
195.The minimum depth of ballast cushion for SWR track is
a)150mmb)200 mm c) 250mm(d) 300 mm
196.In a turnout, the turnout side stock rail should be given a bend at
a)Actual Toe of Switchb) Heel of Switch© Theoretical Toe Switch
(d) SRJ
197.The work that requires CRS sanction is
(a)Alteration in main line turnouts
b)Permanent diversion of 1 km length with station
c)a & b
d) None of the above
198.IR Designation of a curve is done by
a) degree b) radius
c) degree or radius
d) Curvature
199.Degree of a curve of radius 1750m
a) 1.25 degreeb) 1 degreec) 2degree c) 0.5degree
200.The difference between actual cant provided on track and the cantcalculated corresponding to minimum speed in the
section
a)cant deficiency
b)cant excess
c)rate of change of cant
d)equilibrium cant
201.Maximum permissible cant deficiency on BG Group A route is
a) 100mm.b) 65mmc)75mmd) 50 mm
202.Cant gradient is
a) actual cant/cant defficiency
b) actual cant / transition length
c) actual cant/cant excess
d) actual cant / length of a curve
203.The compensation for curve when added to the Existing gradient should not exceed the
(a) Falling gradient(b) Rising gradient(c) Ruling gradient(d) Exceptional gradient
204.Versine in cm on chord of ………………………. metres is equal to degree of the curve
a) 9.2 mb)10.5 mc) 11.8 md) 12.7 m
205. Amount of equilibrium super elevation
a) e=GV/15Rb)GV2/127Rc)GVR2/127Rd)GV /1.36R
206.Minimum radius of curve_ mtrs.
(a) 175(b) 200© 225(d)250
207. Maximum clearance of check rail at level crossing
(a) 44mm(b) 51mm© 48mm(d)57mm
208. Minimum horizontal distances, Telegraph posts measured from the center of track and at right angles to the nearest track is Ht. of Telegraph post__mm
(a)1635(b) 1915© 1675(d)2135
209. The maximum distance apart from refuges in the tunnelmtrs.
(a) 125(b) 80© 100(d) 50
210. Maximum gradient of the station yard 1 in
(a) 1200(b) 400© 100(d)500
211. Recommended gradient in station yard
(a) 1200(b) 400© 100(d)500
212. Horizontal distance from center of track to place of any platform wall Minimum mm. and Maximummm
(a) 1600,1800 (b) 1675,1905 © 1905,1670(d)1670,1680
213. The Maximum height above the rail level for high level platform ......
(a) 760mm(b) 1000mm© 900mm(d)840mm
214. Minimum check rail clearance opposite nose of crossing is
(a) 57mm(b) 44mm© 48mm(d)51mm
215. Maximum check rail clearance opposite nose of crossing is
a) 57mm(b) 44mm© 48mm(d)51mm
216. Minimum length of tongue rail
(a) 1200m(b)1425mm© 3200mm(d)3660mm
217. The range ofDestressing temperature for 52 kg. rails is
a)Tm+5Deg. To Tm+10 Degrees Centigrade
b)Tm+10Deg. To Tm+20 Degrees Centigrade
c)Tm+15Deg. To Tm+30 Degrees Centigrade
d)Tm+5Deg. To Tm-10 Degrees Centigrade
218. The permitted gradient in LWR track is
a) 1 in 200
b)1 in 100
c) 1 in300
d) 1 in 400
219. Minimum radius of vertical curve in LWR of Group `A‟ route is --
(a) 1550 m(b) 1915m© 3716m(d) 4000 m
220. Minimum Ballast cushion under PSC sleeper is
a) 250 mm.
b) 300 mm
c) 50 mm
d)150 mm
221.Maximum permitted speed on Group `D‟ is
a) 100 KMPH
b) 75 KMPH
c)60 KMPH
d) 50 KMPH
222. Maximum distance apart from trolley refuges on Bridges with main span < 100 mtrs. is
a) 100 mtrs.b) Every spanc) a & b d) none
223. Limiting loss of section due to wear on 52kg. rail is
a) 6__% b) 5 % c) 4% d) 3 %
224. The limits of vertical wear on 60 kg. railis
a) 10mmb) 13 mm c) 8 mmd) 6mm
225.ERC is a rail free fastening
(a) True(b) False c)a & b d) all aobve
226.The permitted Guage on 400 mtrs. Radius curve as per the IRPWM is
a)-6mm to +15 mm.
b) -10 mm to +20 mm
c) -15 mm to +25 mm
d) -20mm to +30 mm
227. The maximum permitted cant deficiency on Group`A‟ routes is
a)100 mm
b) 150mm
c) 200 mm
d) 400 mm
228. In LWR/CWR cold weather patrolling is introduced when the rail temperature isless than
a) Td-30 Degrees Centigrade
b) Td-25 Degrees Centigrade
c) Tm-30 Degrees Centigrade
d) Tm-25Degrees Centigrade
229) What is the maximum distance between two bridge timbers on BGis
a)410 mm
b) 510 mm.
c) 610 mm
d)710 mm
230. The W/L Board is to be fixed at a distance of….. from the unmanned level crossing gate.
a) 300 m
b) 500 m
c) 600 m
d) 1200 m
231. The gate post for an unmanned LC gate to be provided at .. mtrs. distance from the center line of nearest track.
a)3 mb) 5 m c) 8 m d) 10 m
232. Oiling and greasing of fish plated joint should be done
a) once in a yearb) every month c) every 15 fortnight d) every six month
233. Minimum railway authority to work with the rail dolly is a
a) Mate
b) Key man
c) Trackman
d) PWI
234. Number of sleepers to be greased by a Keyman on his daily beat in PSC
sleeper track
a) 10 sleepers
b)20 sleepers
c) 15 sleepers
d)30 sleepers
235. The minimum throw of switch that can be permitted is
a) 95 mm
b) 90 mm
c) 80mm
d) 75 mm
236. What is the gap provided at SEJ initially at Td in Zone III for 52 kg.rail is
a) 40mm
b) 45 mm
c) 60 mm
d) 65 mm
237. Destressing temperature for 60 kg. rail whose Td is 37 Deg.is
a) 42 to 47 Deg.
b) 42 to 47 Deg.
c) 37 to 47 Deg.
d) 32 to 37 Deg.
238. What is the minimum distance at which the SEJ can be laid in the approach of single span girder bridge.
a) 60 mtrs.
b) 50 mtrs.
c)40 mtrs.
d) 30 mtrs.
284. How many Fuses to be available with the gate keeper on Double and multiple lines?_
(a) 1(b)2©3(d)4
239. Write is the formula for calculating the Equilibrium Cant in mm for BG
a) 13.76X(V eq)2/R b) 12.75 X (V eg)/R2 c)13.0 XVeg/ S2 d) a&b
240). Equipmentto be provided at Manned LC on double line section
a) 2 Nos. Red and 1 no. GreenHS flags
b) 4 Nos. Red and 2 nos. GreenHS flags
c) 1No. Red and 1 no. GreenHS flags
d) 3 Nos. Red and 1 no. GreenHS flags
241. Rail dolly shall not work where gradient is steeper than_ (a) 1 in 400 (b)1 in 200 (c)1 in 100 (d) 1 in 300
242. Tolerance for head finishing on side at welding with 10 cm. straight edge
(a) +-0.1mm(b)+0.3mm.(c)-0.3mm (d) +-0.3mm
243. Preheating time for AT welding by SKV process is in minutes for
60kg.(90UTS)rails
(a)6-8(b)8-10(c)10-12(d)4-6
244. Frequency of refresher course for keyman/ Mate/PWM is once in
(a) 2 years(b)6 years(c)8 years(d) 5 years
245. When more than one track machine is running in a block section, there should be a minimum distance of m between two units.
(a) 120m(b)160m(c)200m(d)220m
250. Metal lines are used in track circuit areas with PSC track
(a) True(b) False(c) irrelevant
251. Speed restriction on the fourth day after Deep screeningmanually in BG line
(a) 30 Kmph(b)20 Kmph(c)45 Kmph(d)50 Kmph
252. Limiting lateral wear for rail renewal in `A‟ route curved track
(a) 6mm(b) 7mm(c) 4mm(d) 8mm
253. The limit for vertical wear for 60 kg. rail is
(a) 4.5mm(b)5.0mm(c) 8.0mm(d)13.0mm
254. Whereever LWR is followed by fish plated track/SWR, the same track structure as that of LWR shall be continued beyond SEJ for-
(a)two rail length.(b)three rail length.
(c)four rail length.(d)five rail length.
255.In other than concrete sleeper track, if the temperature rises above td + 20deg.C after a maintenance job, during the period of consolidation, when only manual ballast compaction has been done, SR to be imposed is -
(a)50 km/h in BG and 40 km/h in MG
(b)30 km/h in BG and 20 km/h in MG
(c)75 km/h in BG and 50 km/h in MG
(d) 30 km/h in BG and 10 km/h in MG
256 .While doing deep screening in LWR territory, if the rail temperature is anticipated to rise above td+10 deg. C,
(a)stop the work(b)cut the LWR
(c)do a temporary distressing at 10 deg.C lower than maximum anticipated rail temperature
(d) Tamping destressing is not necessary
257. While continuiong the LWR over a girder bridge the rail- sleeper fittings shouldbe
(a)rail free type(b)rigid type(c)two way keys(d) Freed type
258. Gap survey of a SWR has to be done –
(a)just before the monsoon(b)just after the monsoon
(c)before the onset of the summer season in Feb /March
(d) during summer
259. The distressing by tensor can be done when temperature prevailing (tp) is –
a)More than td
(b)Less than td (c)Equal to td (d) td + 5˚ C
260. In a yard with LWR/ glued joints are used for track circuiting areas
.(a)joints(b)glued joints
(c)fish plated joint(d)fish plated joint
261.The maximum curvature permitted for laying an LWR is
(a)4 degree(b)2 degree(c)1 degree(d) 50 degree
262.Generally, while performing through packing manually on LWR,opening of sleepers is limited to –
(a)upto 100 sleepers to opened at a time
(b)no restriction but the temperature restriction to be observed
(c)only 30 sleepers to be opened within a temperature range of td + 10 and td- 30 deg.C
(d)Only 50 sleepers
263. Destressing is to be done to induce internal stress in LWR
(a)True(b) False
264. For checking correct curvature of tongue rail, ordinates should be measured
(a)at every 3m(b)at mid point of the tongue rail
(c)at mid point and quarter points of the tongue rail
(d)at every 6 m.
265.On a fan shaped layout same sleepers can be used for a right hand T/O and left hand T/O. For this purpose
(a)right end of the sleepers should remain on right side
(b)right end of the sleepers should be brought towards the left side by rotatingthe sleepers
(c)sleepers in the switch should remain as it is but those in the lead should be ratated to
bring the right end to the left.
(d) Sleeper can be laid in any way.
266. Behind the heel of a switch spherical washers should be fitted on
(a)left hand side(b) right hand side c) there is no such criteria
267.Chord length for measuring lead curvature of a turn-out is
a) 6m.b) 8 m c) 9 m d) 12 m
268)Rail Joints should be avoided within ------of a bridge abutment.
a) 12 m b) 9 m c) 6 m d)3m
269. Desirable clearance between top ofstretcher bar and bottom of stock rail is
a) 1.5to3.0 mm
b) 2.5to2.0 mm
c) 0.5to3.0 mm
d) 2.5to3.0mm
270. On wooden sleeper track, the number of spikes/ sleeper on the outside of a curve is
a) Two b) three c) fur d) five
271.Station to station versine variation permitted for 110 kmph speed is
a) 15 mm b) 11 mm c) 12 mm d) 11.8 mm
272.Track Geomentry to be achieved after track maintenance should be better than
(a)New Track Tolerance(b)Maintenance Tolerance
(c)Service Tolerance(d)Normal tolerance
273. Track is classified as „Very Good‟ if total no. of vertical and lateral acceleration peaks/km on
High speed routes is –
(a)>1.0(b)<1.0(c)<1.5(d)<0.5
274.The standard play on BG is
(a)25mm(b)19mm(c)20mm(d)16mm
275.Emergency crossovers should be
(a)lubricated on the gauge faces to reduce derailment proneness
(b)lubricated on the rail table to reduce derailment proneness
(c)lubricated on the gauge tie plates to reduce derailment proneness
(d)Lubricated on non-guage faceto reduce derailmentproneness
276. Theeffect on wheel off loading in a vehicle having spring defect in two diagonally opposite spring is a result of
(a) twist
(b) alignment
(c) versine
(d)Superelevation
277.Wear on switches can be reduced by
(a)Lubrication of guage face of tongue rail
(b) Lubrication of guage face of stove rail
© Lubrication of non-guage face of tongue rail
(d) Lubrication of non-guage face of stove rail
278. A false flange may split open points while traveling in
(a)leading direction(b)trailing direction(c)both the above condition (d)Straight track
279.In design mode of levelling, lift values should be fed at
(a)front bogie of tamping machine(b)at middle measuring trolley
(c)at the rear measuring trolley(d)Rear bogie of tamping machine
280.At the close of tamping work in mechanized maintenance, P.Way Manual prescribes a ramp gentler than
(a)1 in 100(b)1 in 500(c)1 in 1000(d) 1 in 400
281.Minimum length of check rail, for a square crossing, should be ……….m morethan width of gate
a) 5m b) 3 m c) 6 m d) 7.5 m
282.Level crossings beyond the outermost stop signals shall be under the control f maintenance
a) PWI b) SM c) SI d) All
283.At night the gateman should lit ……..noshand signal lamps.
a) 02 nos b)3 nos c) 4 nos d) 5nos
284.For level crossing with PSC sleepers , in no case opening be delayed by more than
a) one year
b) two years.
c) three year
d) four year
285.Distance pieces are used to obviate the possibility of infringement of the horizontal distance from centre of trackto face of platform coping.
(a)True(b) False
286.Caked cushion below sleeper causes increased fractures
(a)True(b)False
287.The minimum width of Cess in formation
(a)600mm(b)900mm(c)500mm(d)1000mm
288. The device used for compensating the wear of the fishing planes of at free rail joint
a) Tapered shims b) Circle shime c) None d) a& b
289.At what distance from a danger location should 3 detonators be fixed on BG
a) 1200 mtrs.b) 900 m c) 800 m d) 600 m
290.Easement gradient at the time of passage of trains while doing lifting should not be steeper than
a) 25 mm per rail length of 13 mtrs.
b) 20mm per rail length of 13 mtrs.
c)30 mm per rail of 13 mtrs
d)45 mm per rail of 13mtrs
291.The sections, which are normally to be patrolled during monsoon will be identified and notified by the
a) DEN b) AEN c) PWId) Mate
292.Patrolling in pairs can be introduced with the approval of
a) PCE b) CEc) DENCo-rd d) Sectional DEN
293.A list of vulnerable locations should be maintained by each ………in a register form and updated.
a). ADEN/DENb) PWI /Mate c) Mate/keyman d) All of above
294.The flagman placing detonators should station himself at a distance not less than ……m from the place of detonators.
a) 15 m b) 30 m c) 45 m d) 60 m
295.Indicators shall be placed on the left side as seen by the drivers except on CTC sections
(S/L) where they should be placed on
a) right side b)left side c) middle of two tack d) none
296.The safety radius at the time of testing of detonators is
a) 50 m. b) 60 m c) 45 m d) 65 m
297. Guard rails should be provided on all girder bridges whether major orminor
(a) True(b) False
298.For spans more than 6.1 m, rail joints should preferable be provided at ……..of span from either end.
a) 2/3 b) 1/3 c) 5/3 d) All
299.Length of bridge timbers should be distance from outside to outside of girder flanges plus 305mm but not less than
a) 2440 mm for B.G.b) 3330mm for B.G c) 5330 mm for B.G d) a & b
300.On the bridge approaches for a length of100 m,the width of cess shouldbe …. cm. clear of full ballast section.
a) 60 b) 70 c) 80 d) 90
301.The recommended minimum widths of cutting excluding side drains for B.G. single line is
a) 6.25 mb) 7.25m c) 8.50 m d) 11.25 m
302. The recommended minimum widths of embankment of B.G. single line is
a) 6.850 m b) 5330 m c) 1150 m d) 1670
a)once in six monthb)once in a year
c)Every month ina year c)only winter season in year.
a)500 mb) 600 m
c) 1200md) 900m
a)9 m b) 11 m
c)13 m d)6.5 m
a)15 m b)30 m
c)45 md)60 m
324. Dynamic gauge in BG is
a) 1676 mmb) 1750 mm
c)1000 mmd) 610 mm
325.Maximum super elevation for BG, group ‘A’ route under normal conditions is __________.
a)165 mmb) 145 mm
c)175 mmc)140 mm
326.Maximum degree of a curve, permitted on a plain BG track is _______.
a) 8 ob)10 o
c)15 od) 16 o
327.Maximum values of normal cant deficiency prescribed for BG, A & B groups is ______.
a)50 mmb) 65 mm
c)75 mmd) 100 mm
328.The maximum size of track ballast is ___________________.
a) 30 mmb)50 mm
c) 60mmd)65 mm
329.Minimum depth of ballast cushion below the bottom of sleeper at the rail seat should be _____BG group A route.
a) 200 mm b)250 mm
c)300 mmd)350 mm
330.Centre to centre spacing (maximum) of wooden sleepers on fish plated BG track is ___________
a) 20 mmb) 30 mm
b) 60 mmc) 65mm
331.Centre to centre spacing (maximum) of wooden sleepers on fish plated BG track, between joint sleepers and first shoulder sleeper is .
a)30 cmb) 25 cm
c)20 cmd)61 cm
332.Sleeper density for group ‘A’ route with traffic density more than 20 GMT is ________________
a) 1660/Kmb) 1540/ Km
c)1310/Kmd)1120 /Km
333.The permissible speed, for 1 in 8 ½ symmetrical split with curved switch on BG track, is
a) 15 kmphb) 20 kmph
c) 25 kmphc)30 kmph
334. Speed in excess of kmph should not be permitted on turn in curves laid with wooden sleepers.
a) 15 kmphb) 20 kmph
c)25 kmphd)30 kmph
335. For all bridges, in case of LWR track, full ballast section, as specified in LWR Manual should be provided upto _-_______________metresfrom the abutments.
a) 50 metres b) 100 metres
c) 150 meresd)200 meres
336.Flange-way clearance(maximum) of BG turnouts between running rail and check rail at nose of crossing is
a) 44 mmb) 48 mm
c) 51 mmc) 57 mm
337.Throw of the switch of BG turnouts is __________(maximum)
a)110 mmb)112 mm
c)95mmc)115 mm
338.What is the gauge of Auxiliary Track for working of PQRSs?
(A)3400 mm(B)3700 mm
(C)3000 mm(D)1676 mm
339.How many on On-Track track machines can work in a block section at a time as per subsidiary rule?
(A)One(B)Three
(C)Five(D)Four
340.Which machine is not a relaying machine:
(A)T-28(B)TRT
(C)PQRS(D)UTV
341.What shall be the minimum safe distance between track machines when moving in the block section in convey?
(A)50 m(B)180 m
(C)120 m(D)200 m
342.As per IRTMM, the auxiliary track for PQRS working can be higher than the existing track by not more than:
(A)40 mm(B)50 mm
(C)25 mm(D)10 mm
343.Maintenance tamping of track during summer season shall not be done when the rail temperature is more than:
(A)td(B)td+5
(C)td + 10(D)td – 5
344.What shall be the distance between two track machines during working in a block section?
(A)50 m(B)120 m
(C)90 m(D)180 m
345.What is the minimum cushion of clean ballast is recommended for proper functioning of tamping machines?
(A)50 mm(B)75 mm
(C)100 mm(D)150 mm
346.Recommended tamping (squeezing)pressure for PSC sleeper track, is
(A)90 – 100 Kg/Sq.cm.(B)100 – 110 Kg/Sq.cm.
(C)110 – 120 Kg/Sq.cm.(D)120 – 130 Kg/Sq.cm.
347.The tamping tools shall be replaced when the sectional area of the tool blade is reduced by
(A)15%(B)20%
(C)25%(D)30%
348.What are the main functions of tamping machines?
(A)Correction of Alignment(B)Correction of longitudinal
(C)Packing under sleepers(D)All of above
349.Which small track machine is not required for doing welding of rails inLWRs?
(A)Hydraulic Rail Bender(B)Double Action Weld Trimmer
(C)Rail Profile Grinder(D)Rail Cutting Machine
350.What is the capacity of non-infringing track jacks normally used for track maintenance
(A)8 T(B)9 T
(C)10 T(D)12 T
350.What are advantages of using Dynamic Track Stabilizer machine
(A)Achieving Spatial Force to(B)Regaining the resistanc free consolidation lateral displacement
(C)Relaxing the speed Restriction (D)All of above.
expeditiously
351.What is recommended squeezing time for maintenance packing
(A)0.2 sec to 0.4 sec(B)0.4 sec to 0.6 sec
(C)0.6 sec to 0.8 sec(D)0.8 sec to 1.0 sec
352.What shall be the ramp gradient before closing the tamping work and obligatory point?
(A)1 in 600(B)1 in 800
(C)1 in 1000(D)1 in 1500
353.Two insertions during tamping of concrete sleepers and required for lift more than
(A)10 mm(B)30 mm
(C)50 mm(D)75 mm
354.After one round of tamping along with DTS after deep screening, the traffic can be resumed with speed restriction of:
(A)30 KMPH(B)40 KMPH
(C)60 KMPH(D)75 KMPH
355.Which machine is used for turnout renewals:
(A)TRT(B)PQRS
(C)T-28(D)RAIL-V
356. What is the maximum height above rail level of end loading platform for BG?
a)5330 mm b)1295 mm
c)1675 mmc)2135mm
357.What is the minimum distance of a 3-meters high building on passenger platform from centre of track?
a)5330 mm b)1295 mm
c)1675 mmc)2135mm
358.What is minimum horizontal distance from centre of track to any structure from rail level to 305 mm above rail
level for BG in station yard?
a)5330 mm b)1295 mm
c)1675 mmc)2135mm
359.What is the maximum horizontal distance from center of track to face of passenger platform coping for
BG?
a) 1660 mmb) 1670 mm
b) 1680 mm d)1690 mm
360.What is the minimum horizontal distance from center of track to face of passenger platform coping for
BG?
a) 1660 mmb) 1670 mm
b) 1680 mm d)1690 mm
361.What is maximum height above rail level for low-level passenger platform for BG?
a)455 mmb)555 mm
c)665 mmd)775 mm
362.What is minimum horizontal distance of any telegraph post measured from the center of track at right angles to the nearest track for BG?
a) The height of post + 1670mm b)The height of post + 1680mm
c)The height of post + 455mm d) The height of post + 2135mm
364.What is minimum distance from center line of track to duty hut at L-Xing?
a)3 m b) 4 m
c)5md) 6 m
365.What is recommended gradient in station yard?
a) 1 in 650b) 1 in 750
c) 1in 1000d) 1 in 10
366. What is the normal position of level crossing gate:
Branch line where Railway traffic is less and road traffic is more?
a.)Open to road traffic.b) Close to road traffic.
c) A & B d)None of above
366.On main line, where TVU is more than 25000.
a.)Open to road traffic.b) Close to road traffic.
c) A & B d)None of above
367.On B-class level crossing with TVU less than 25000
a.)Open to road traffic.b) Close to road traffic.
c) A & B d)None of above
368. What is the new criteria of classification of manned level crossings of A class gate?
a)TVU>25,000b) TVU>30,000
c) TVU > 35,000d) TVU> 40,000
369. What is the new criteria of classification of manned level crossings specialclass gate?
a)TVU >25,000b) TVU>50,000
c) TVU > 35,000d) TVU> 40,000
370.What is the minimum number of gatekeepers required in special class, A- class & B-class?
a) 3 nosb) 2 nos
c) A& Bd)None of above
371.What is the minimum number of gatekeepers required in special class, special-class?
a) 3 nosb) 2 nos
c) A& Bd)All of above
372.How the TVU is calculated?
a) The multiplication of total number of train units from both side and number of road vehicle unit is called
TVU of level crossing.
b)The multiplication of total number of train units from both side
c)The multiplication of total number of road vehicle unit from both side
d)All of above
374.What is the distance of W/L Boards for unmanned level crossings on single line section and where visibility is
clear?
a)350 mb) 600 m
c)900 md) 1200 m
375.What is the minimum distance of height gauge in case of level crossings?
a) Height gauge should be located at a minimum distance of 6.5 m from gate posts.
b)Height gauge should be located at a minimum distance of 8.00 m from gate posts.
c)Height gauge should be located at a minimum distance of 20.0 m from gate posts.
d) None of above
376.What is the minimum length of fencing parallel to track with each gatepost on special & A class?
a)5 metresb)10 metres
c)15 meresd)20 metres
377.What is the minimum length of fencing parallel to track with each gatepost on B & C class?
a)5 metresb)10 metres
c)15 meresd)20 metres
378.What is the gradient of road on C-class level crossing gates?
a) 1:10 is the gradient provided on ‘C’ class level crossing gates.
b)1:15 is the gradient provided on ‘C’ class level crossing gates.
c)1:20 is the gradient provided on ‘C’ class level crossing gates.
d)1:25 is the gradient provided on ‘C’ class level crossing gates.
379. How many the types of gates are in Indian Railway?
a)2 b)3
c)4 d)5
380.What is the distance of speed breakers on the approaches of unmanned level crossing?
a) Speed breakers are provided at a distance of 20 M from gate.
b) Speed breakers are provided at a distance of 60 M from gate.
c) Speed breakers are provided at a distance of200 M from gate.
d) Speed breakers are provided at a distance of 600 M from gate.
381.What is the visibility requirements for unmanned level crossing for road users?
a) For new unmanned level crossing the visibility requirements for road users along the track shall be 600 m with single or double line track.
b)For new unmanned level crossing the visibility requirements for road users along the track shall be 900
m with single or double line track.
c)For new unmanned level crossing the visibility requirements for road users along the track shall be 1200
m with single or double line track.
d)All of above
382.)Periodical census of traffic at all level crossings whether unmanned or manned should between at least
a) Once in six years.
b) Once in one year.
c) Once in five years.
d)Once in three years
383.Level crossing beyond the outer must stop signals is called
a) Operating gate.
b) Engineering Gate.
c) Operating & Engg. gate.
d)All of above
384. Maximum clearance of check rails at level crossing should be
a) 44 mm
b) 48mm
c) 51mm
d) 57mm
385.Minimum clearance of check rails at level crossing should be
a) 48 mm
b) 57 mm
c) 51 mm
d) 44 mm
386.The gauge on BG route of Indian Railways maintained to
a) 1600mm
b) 1676mm
c) 1680mm
d) None of above.
387. Curve inspection shall be carried out by Sectional PWI
a) Once in three months
b)Once in six months
C) Once in four months
d) None of above.
388.Curve inspection shall be carried out by PWI in charge
a) Once in two months
b) Once in four months
c) Once in three months
d) Once in six months.
389.Foot plate Inspection shall be carried out by PWI
a ) Once in two months
b)Once in one month
c)Once in three month
d)None of the above.
390. PWI/In charge and his Assistant should carry out the inspection of Points & crossings of passenger running line by rotation
a) Once in two months
b) Once in three months
c) Once in four months
d) None of the above.
391.When check rails of level crossing cannot be refixed & train have to be passed, speed restriction should beimposed
a) 15 kmph
b) 30 kmph
c) 45 kmph
d) None of the above.
392. Averted collision is categories as
(a)A(b)B
(c) C(d)D
393.An accident has taken place at out station and main line is blocked and relief train is to be turned out without medical car.The hooter shall be:
a)3 longb) 4 long
c)4 long, 1 shortd) 3 long, and 1 s
394.What are the parameters which contributes to higher value of riding index.
a)Twist, b) Kink Unevenness and Gauge.
c) Aligment d)All of above
395.What is means 0.35 lateral peak in OMS recording.
a)Alignment b) kinks
c) gauge variation.d ) All of them
396.What is the value of urgent maintenance for speed more than 110- 130 kmph
a) 0.25 gb)0.35 g above
c)1.5 gd)1.0 g
397.What are the deficiencies in track which leads to vertical acceleration peak?
a) Low jointb) Mis-alignment
c) Gauge variationd)All of above
398. What are the deficiencies in track which leads to horizontal (lateral) acceleration peak?
a) Low jointb) Mis-alignment
c) A & B d) None of them
399.What is the frequency of TRC in sectional speed of 130 KMPH.
a) Once in two months.b ) Once in three months.
c) Once in four months.d)Once in twelve months
400. Frequency of Oscillograph Rajdhani Route.
a) Once in two months.b ) Once in three months.
c) Once in four months.d)Once in twelve months
401.What is the frequency of OMS recording above 100 kmph.
a) Once in two months.b ) Once in three months.
c) Once in four months.d)Once in one month
402.What is the peak value during OMS recording in Group A, Rajdhani/Shatabadi routes
a) 0.10g.b) 0.15g .
c) 0.16gd) 0.20 g
403.What is the chord length of Aliignment in short cord base
a)3 metreb)6 metre
c)9 metred)15 metre
404. What is the chord length of Twist in short cord base
a)9.6 metre b)7.2 metre
c)3.0metred) 15.0 metre
405. What do you understand by two stars (**) in detail sheet of TRC.
a) Required urgent maintenance.
b)Required planned maintenance.
c)Required need base maintenance.
d)All of above
406.What parameters are recorded by OMS-2000.
a) OMS records vertical acceleration
b) OMS records lateral acceleration
c) OMS recordsride index
d) All of above
407.What is min. length of LWR on BG ?
a) Greater than 150 m
b) Greater than 200 m
c) Greater than 250m
d) Grater than 500 m
408.What is min. cushion required for LWR?
a)150 mm.
b)200mm
c)300mm
d)350mm
409.What is steepest grade permitted for LWR?
a) 1:100.
b) 1:150
c) 1:250
d) 1:400
410.Up to what degree of reverse curves LWR can be continued?
a)Upto 875m radius i.e. 2”.
b) Upto 1750m radius i.e. 1”
c) Upto 3400 m radius i.e. 0.5”
d)None of above
411.Which rails sections are permitted for LWR on BG?
a) 60kg.
b) 52 kg
c) 90 R
d) All of above
412.When the Hot weather patrolling is introduced for LWR with 52 kg rail and PSC sleeper?
a) When the rail temp. exceeds td+250C.
b) When the rail temp. exceeds td+300C.
c) When the rail temp. exceeds td+400C.
d) When the rail temp. exceeds td+500C.
413. When Cold weather patrolling is introduced?
a) When the rail temp. exceeds td-250C.
b) When the rail temp. exceeds td-200C.
c) When the rail temp. exceeds td-300C.
d) When the rail temp. exceeds td-400C.
414.What is the beat of patrolman in LWR/CWR section in single line section ?
a)Five kilometer for one patrolman.
b)Four kilometer for one patrolman.
c)Three kilometer for one patrolman.
d)Two kilometer for one patrolman.
415. What is the lowest level of supervisor for destressing of LWR?
a)Trackmanb) Keyman
c)Mated)PWI
416.What is mean rail temperature (tm)?
a) Prevailing rail temperature is the rail temperature prevailing at the time when any operation
connected with destressing is carried out.
b)It is the average of maximum and minimum temperatures recorded for a section.
c)Both A & B
d)None of these
417.What is prevailing rail temperature(td)?
a) Prevailing rail temperature is the rail temperature prevailing at the time when any operationconnected with destressing is carried out.
b)It is the average of maximum and minimum temperatures recorded for a section.
c)Both A & B
d)None of these
418.What is Glued Joint?
a)The Glued joint G3(L) type is provided in all insulations for track circuting in LWR/CWR.
b) The Glued joint G3(L) type is provided in all insulations for track noncircuting in LWR/CWR.
c) Both A & B
d)None of Above
419.Up to what degree of curve SEJ can be provided?
a) Up to 0.50 curve.
b)Up to 1.0 curve.
c)Up to 1.50 curve
d) Up to 2.00 curve
420. What should be the gap at SEJ on 52/60 kg Rail section in B.G?
a)60 mm b) 40 mm
c)50 mm d) 35 mm
421.What is destressing temperature (td) on 52 kg and havier?
a)tm + 00 to tm+50C.b) tm +50C totm+100C.
b) tm +100C to tm+150Cd) ) tm +150C to tm+200C
422.The two locations where wear of tongue rail is to measured are:
a) 150mm and 1m behind ATS
b) 300mm behind ATS and at H.
c) Where head width of tongue rail is 13mm and at JOH
d) All of above
423.No part of the tree shall be nearer than ... …from the nearest live conductor
a) 4 mb) 5 m
c) 6 mc) 7 m
424.Max. rate of change of cant/cant deficiency on transition curve is
a) 5mm/Sec.b) 55mm/Sec.
c)35mm/Sec.d) 25mm/Sec.
425.Frequency of inspection of manned level Xing by PWI is
a) Once a monthb) Once a week
c)Once a fortnightc) Once in 6 months
426. Maximum speed of Lorry when visibility is clear
a)6 Kmphb) 10 Kmph
c) 15 Kmphd) 20 Kmph
427.For 52 Kg 25 mm Gap welding finished weld tolerances are measure by
a)10 cm straight edge b)15 cm straight edge
c) 25 cm straight edge d)1 m straight edge
428.The speed restriction on level Xing if check rail is not fixed
a) 20 Kmphb) 30 Kmph
c)40 Kmphd) 50 Kmph
429.The equilibrium super elevation is
a)Directly proportional to Vb) Directly proportional to square of V
c) Inversely proportional to V d) Not related to V
430.Minimum clean cushion required for TTM working is
a) 100mmb)150mm
c)200mmc) 300mm
431. Maximum Horizontal distance from centre of track to face of any platform wall in BG is
a)840 mmb) 405 mm
c)1675 mmd) 1905 mm
432.Maximum height above rail level for high level passenger platform is
a)840 mmb) 405 mm
c)1675 mmd) 1905 mm
433.Minimum horizontal distance from centre of track to face of any platform wall in BG is
a)840 mmb) 405 mm
c)1675 mmd) 1905 mm
434.The designed Toe-load of ERC MK III flat Toe is
a)550-650 kgb)750-850 kg
c)850-950 kgd)850-1100 kg
435.Toe load deflection corresponding to the designed toe load for MK III flat toe clip is
a) 13.5mm .b) 11.5 mm
c)12.5 mmc)10.5 mm
436.The approximate weight of ERC MK III flat toe is
a)0.91kg.b) 0.71 kg
c) 0.73 kgc) 0.93 kg
437.Minimum height of height gauge at level crossing from road level is
a)4.67 m.b) 8.67 m.
c) 3.67 md) 6.67 m
438.Minimum distance of gate post at level crossing from centre line of track is
a) 6 mb) 5 m
c) 4 md) 3 m
439. Minimum distance of gate lodge from centre line of track is
a) 6 mb) 5 m
c) 4 md) 3 m
440. Minimum distance of whistle board at level crossing from end of road is
a) 300 mb) 600 m
c)900 md) 1200 m
441. Minimum distance of fish plated joints in SWR track from end of level crossing is
a) 6 mb) 5 m
c) 4 md) 3 m
442. The reason for providing super elevation is
a) To have a better distribution of load on two rails.
b) To reduce the wear & tear of rails and rolling stocks.
c) To neutralize the effect of centrifugal force.
d) To increase the haulage capacity of vehicle.
443. The minimum radius for vertical curves on 'A' route is
a) 2000 mb) 3000 m
c) 4000 md)5000 m
444. Lateral wear permitted for 60kg tongue rail is
a)6 mm
b)8 mm
c)10 mm
d) 13 mm
445. Squeezing pressure in case of PRC sleeper is
a) 1.15*10 kg per sqcm
b) 2.15*10kg per sqcm
c) 3.15 *10 kg per sqcm
d) 4.15* 10 kg per sqcm
446.What are service tolerancesof gauge on BG of straight line ?
a) -6 mm to +15 mm
b) -6 mmto+ 6 mm
c)-3 mm to+ 3 mm
d)-2 mm+ 6 mm
447. What are service tolerancesof gauge on curves with radius less than 440m on BG
a) -6 mm to +15 mm
b) -6 mmto+ 6 mm
c)-3 mm to+ 3 mm
d)-2 mm+ 6 mm
448. Gauge compensation n curves on B.Gis
a) 0.05% b) 0.04% c) 0.03%d) 0.02%
449.Tilting of rails is done at a slope of
a) 1 in 30 b) 1 in 20 c) 1 in 10 d) none of them
450.UTS is abbreviated for
a) Ultimate tensile strength
b) Universal turn out standard.
c) Under tension stress.
d) None of them
451.Total GMT which is 52 kg (90uts) can carry is
a) 350 b) 450 c) 525 d) 800
452. Total GMT which is 60 kg (90uts) can carry is
a) 350 b) 450 c) 525 d) 800
452. Total GMT which is 52 kg (72 uts) can carry is
a) 350b) 450 c) 525 d) 800
453. USFD Testing frequency of rails for GMT 8-12 is …..month
a) 3 months b) 6 months c) 9 months d) 12 months
454. The flange width of 52 kg rail is
a) 1.5 mmb) 136.5mmc)136 mm d) none of these
455.The height of 60kg rail is
a) 142.9 b) 156 c)172d) None of above
456. Thenumber of lifting points required for handling of 39 m of UTS rail
a) 4 b) 6 c) 8 d) 10
457. The inclined of head and web junction in the 52 kg rail is
a) 1 in 2.75b) 1 in 3.5 c) 1in6.5 d) None of these
458. Sensitive setting of USFD instrument is to be done
a) every before conducting ultrasonic test.
b) once in a week
c) once in a month
d) None of above
459. Permanent rail closer on running line should not be less than
a) 6.5 m b) 6 m c) 5.5 m d) 4.5 m
460.Permanent rail closer on bridge approaches should not be less than
a) 13 m b) 11 m c) 9 m d) 5.5 m
461. On Indian Railwaysstandard length of rails for B.G track is
a) 13 m b) 11 m c) 12 md) 10 m
462.Standard gap at fish plated joint
a) 5 mm b) 6 mm c) 7 mm 8) 8 mm
463.70 degree double crystal angle probe is used for the scanning of
a) Head b) Web c) Flange d) None of these
464. The rails are welded by site
a) Gas welding b) Arc welding c) TIG welding d) Thermit welding
465.Largest dimension of rail is its
a)height b) foot width c) head width d) all
466.Largestpercentage of material is in its
a) headb) web c) foot d) head anf foot both
467. The height of 52 kg rail section is
a)143 mmb) 156 mm c) 172 mm d) 129 mm
468. Wear of rails is maximum in
a) tangent track b) sharp curve c) tunnes d) coastal area
469. Fish plate is contact with rail at
a) web of rail b) fishing plane c) head of rail d) foot of rail
470. staggered joint are generally provided
a) on curves b) on straight track c) a& b d) none of above
471. Sanction speed of Group A routes is ………. KMPH.
a) 100b) 120c) 130d) 160
472. Clear minimum perpendicular distance between inner faces of two rails is:
a) Gauge of Trackb) Inner gaugec) Wheel based) None of the above.
473. Rail tops of a track are placed:
a) Horizontalb) at an inward slope of 1 in 20c) at an outward slope of 1 in 20
d) at an inward slope of 1 in 30.
474. The gradient which requires one or more additional locomotive for hauling the load over the gradient is is called
a) UP- gradientb) Steep gradientc) Pusher gradientd) Ruling gradient
475. UTS is abbreviated for:
a) Ultimate Tensile Strengthb) Universal Turnout Standardsc) Under Tension Stress
d) None of them.
476. Total GMT which 52kg (90 UTS) can carry is:
a) 350b) 450c) 525d) 800
477. Total GMT which 60kg (90 UTS) can carry is:
a) 350b) 450c) 525d) 800
478. Lifting points for 90UTS 26M long rails are:
a) 4b) 6c) 10d) 20
479. Testing frequency of rails for GMT 8 to 12 is ………. Months:
a) 3b) 6c) 9d) 12
480. Testing frequency of rails for GMT 12 to 16 is ………. Months:
a) 3b) 6c) 9d) 12
481The height of 60kg rail is ………. mm
a) 142.9b) 156c) 172d) None of them
482 Sensitivity setting of USFD instrument is to be done
a) Once in a weekb) Once in a monthc) Every dayd) None of the above.
483. Centre to centre spacing to be provided in thr B.G LWR track for sleeper density of 1660 sleepers per KM is:
a) 55 cmb) 60cmc) 65cmd) 72cm
484. On bridges where there is nothing solid between sleepers to prevent derailed wheel dropping the clear distance between two consecutive sleepers is not allowed to exceed:
a) 30mmb) 350mmc) 510mmd) 730mm
485. For B.G route with M+7 sleeper density, number of sleeper per rail length is:
a) 18b) 19c) 20d) 21
486. The rail joints placed at the centre of two consecutive sleepers is called:
a) Suspended jointb) Bridge jointc) Square jointd) Staggered joint
487. GFN-66 is a:
a) Key type fittingb) Type of linerc) Type of padd) None of them
488. GFN is abbreviated for:
a) Good Formation Normsb) Glass Fitted Nylon linerc) Groove Fitting Nylon liner d) None of them.
489. In general numbers of bolts in 610 mm Fish-plate:
a) 2b) 3 c) 4d) 8
490. The sleeper resting directly on girder are fastened to the top flange of girder by:
a) hook boltsb) dog spikec) fang boltsd) rail screw.
491. Toe load of ERC MKIII is ……………….
a) 700-900 kgsb) 850-1150 kgsc) 950-1150kgsd) None of them.
492. Total weight of fish plate per pair is ……….. kg for 60kg UIC rail.
a) 32.20b) 28.71c) 26.11 d) 31.20
493. The minimum depth of ballast cushionon LWR track is kept
a) 300mmb) 150mmc) 250mmd) 200mm
494. Switch length is the distance between:
a) SRJ to HOSb) ATS to end of tongue railc) ATS to HOSd) TTS to end of tongue rail
495. Which of these crossing is not used on IR:
a) Built upb) Acutec) Squared) Obtuse
496. CMS is abbreviated for:
a) Crossing of mild steelb) Cast manganese steelc) Cast iron metald) Crossing of maximum speed.
497. Rail renewal becomes due for B.G. 60kg rail section, when vertical wear exceeds......
a) 4.5mmb) 6mmc) 8mmd) 13mm
498. In case of manual track relaying speed is relaxed to normal speed after ........ days.
a) 10b) 15c) 21d) 30
499. Variation in sleeper spacing shall not be more than ........ mm in case of primary track renewal
a) ±10b) ±15c) ±20d) ±25
500. Traffic passing through ‘special class’ LC should be more than ......... TVU.
a) 10000 to 20000b) 20000 to 30000c) 30000 to 50000 d) above 50000
