1. Initial inspection for PSC girders / Welded girder bridges as per IRBM 1998
a) Within one year of installation*
b) Once in 3 years
c) Once in 2 years
d) Once in 5 years
Answer - a) Within one year of installation*
2. Periodical inspection of Welded girders a) Once in 3 years
b) Once in 3 years*
c) Once in 2 years
d) Once in 5 years
Answer - b) Once in 3 years*
3. Periodical inspection of PSC & Composite girders
a) Once in 3 years
b) Once in 5 years *
c) Once in 2 years
d) Once in 5 years
Answer - b) Once in 5 years *
4. The date of painting of steel work should be painted in white on the out side of the left girder
a) of the 1st span only
b) first span only but on all spans for Imp. Bridges*
c) of the all spans
d) None of the above
Answer -b) first span only but on all spans for Imp. Bridges*
5. Camber in steel triangulated girder is provided to compensate for deflection
a) Under live load and dead load*
b) Under live load
c) Under dead load
d) None of the above
Answer - a) Under live load and dead load*
6. The length of the snap head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm
a)L =G +1.5 D + 1mm for every 4 mm of grip or part thereof *
b) L =G +0.5 D + 1mm
c)L =G +0.5 D
d)None of the above
Answer -a)L =G +1.5 D + 1mm for every 4 mm of grip or part thereof *
7. The length of the countersunk head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm
a)L =G +0.5 D + 1mm for every 4 mm of grip or part thereof *
b) L =G +0.5 D + 1mm
c)L =G +0.5 D
d)None of the above
Answer - a)L =G +0.5 D + 1mm for every 4 mm of grip or part thereof *
8.A bridge is generally specified as “Br. No. 180 (5x9.10m G) at km 345/5-6”.
a) Effective Span
b) Width of bridge
c) Clear Span*
d) Overall length of bridge
Answer - c) Clear Span*
9. The strength of a bridge is termed as MBG loading of 1987. MBG refers to
a) Model Broad Gauge
b) Modified Budget Grant
c) Model Budget grant
d) Modified Broad Gauge*
Answer - d) Modified Broad Gauge*
10.In a temporary signaling arrangements for a bridge work in BG section, caution board shall be placed in advance of ....... m from start of the bridge/ work spot.
a) 30 m
b) 1200 m*
c) 677 m
d) 1000 m
Answer - b) 1200 m*
11.Free Board is the level difference between Formation Level and ................
a) Rail Level
b) HFL*
c) Bed Level
d) Danger Level
Answer - b) HFL*
12. Minimum Free Board required in a bridge is
a) 1 m*
b) 1.20 m
c) 600 mm
d) 300 mm
Answer - a) 1 m*
13. Vertical Clearance (VC) in water way bridges is the level difference between
a)HFL and Formation level
b)Bed level and bottom of superstructure
c)HFL and bottom of superstructure*
d)Rail level and Formation level
Answer - c)HFL and bottom of superstructure*
14. Depth of construction in a girder bridge means the depth from
a) RL to HFL
b) RL to top of bed block *
c) RL to bottom of bed block
d) RL to Bed level
Answer - b) RL to top of bed block *
15. Skew of a bridge is the angle between
a)C.L. of water course to C.L. of track
b)C.L. of water course to C.L. of pier
c) C.L. of water course/road to normal (perpendicular) of C.L. of track*
d) C.L. of abutment to C.L. of pier
Answer - c) C.L. of water course/road to normal (perpendicular) of C.L. of track*
16. Angle of crossing of a bridge is the angle between
a)C.L. of water course/road to C.L. of track*
b)C.L. of water course to C.L. of pier
c) C.L. of water course to normal (perpendicular) of C.L. of track
d) C.L. of abutment to C.L. of pier
Answer - a)C.L. of water course/road to C.L. of track*
17. In a single span bridge, the clear span is the distance between
a) Centres of Abutments
b) Inner faces of Abutments*
c) Outer faces of Abutments
d) Width of Abutment
Answer - b) Inner faces of Abutments*
18. Sub structure of a bridge does not include
a) Abutment
b) Girder/Slab*
c) Piers
d) Wing and Return walls
Answer - b) Girder/Slab*
19. Super structure of a bridge includes
a) Girder/Slab*
b) Abutment
c) Piers
d) Bed block
Answer - a) Girder/Slab*
20. Bearings are provided in bridges to transfer the load to
a) Super structure
b) Track
c) Embankment
d) Sub structure*
Answer - d) Sub structure*
21. Wing walls and return walls are provided to retain
a) earth on approaches
b) ballast
c) track on approaches
d) none
Answer - c) track on approaches
22. In a temporary signaling arrangements for a bridge work in BG section, speed board shall be placed in advance of 30 m from the
a) C.L. of the bridge
b) Termination Board
c) Start of the bridge/work spot*
d) Caution Board
Answer - c) Start of the bridge/work spot*
23. In shallow type girders, the rail level shall be
a) 25mm above the top flange of girder*
b) near the bottom of the girder
c) near the middle of the girder
d) below the girder
Answer - a) 25mm above the top flange of girder*
24. The load transferred from rails to bottom flanges is in
a) deck type girder
b) through type girder*
c) semi-through type girder
d) plate girder
Answer - b) through type girder*
25. The load transferred from rails to web of girders is in
a) deck type girder
b) through type girder
c) semi-through type girder*
d) plate girder
Answer - c) semi-through type girder*
26. The medium to transfer loads from superstructure to substructure is called
a) Abutment
b) Bed block
c) Bearing
d) Pier
Answer - c) Bearing
27. Temporary staging for casting PSC Box Girder for a ROB over the Railway span shall be removed
a) after hardening of concrete
b) before hardening of concrete
c) during concreting
d) after stressing the cables.*
Answer - d) after stressing the cables.*
28. The horizontal clearance of edge of foot over bridge structure from face of platform is
a) 6525 mm
b) 3660 mm*
c) 5330 mm
d) 5300 mm
Answer - b) 3660 mm*
29. The vertical clearance of bottom most foot over bridge structure above rail level is
a) 6525 mm*
b) 3660 mm
c) 5330 mm
d) 6250 mm
Answer -a) 6525 mm*
30. The minimum vertical clearance of foot over bridge gangway is
a) 2100 mm
b) 3660 mm
c) 6525 mm
d) 2710 mm
Answer -d) 2710 mm
31. The horizontal clearance between guard rail and running rail in BG track is
a) 25 mm
b) 250 ± 50 mm*
c) 75 mm
d) 200 ± 50 mm
Answer - b) 250 ± 50 mm*
32. The level of guard rail in bridges shall not be lower than that of running rail by more than
a) 25 mm*
b) 55 mm
c) 75 mm
d) 65 mm
Answer - a) 25 mm*
33. The guard rail is provided in bridges to
a)prevent derailment in bridges
b)prevent falling of vehicles during derailment*
c)have good riding
d) guide the wheels
Answer - b)prevent falling of vehicles during derailment*
34. Steel channel sleepers are provided in bridges with superstructure of
a) PSC slab
b) PSC girder
c) Steel girder*
d) RCC Box
Answer - c) Steel girder*
35.Minimum earth cushion required over RCC Box is
a) 300 mm
b) 600 mm
c) 0*
d) 1000 mm
Answer - c) 0*
36.The minimum vertical clearance above R.L. to bottom of ROB near the yard shall be
a) 6525 mm*
b) 5870 mm
c) 2360 mm
d) 6250 mm
Answer - a) 6525 mm*
37. The minimum vertical clearance in RUB in rural area shall be
a) 5870 mm
b) 6525 mm
c) 5000 mm*
d) 5500 mm
Answer - c) 5000 mm*
38. The minimum vertical clearance in RUB in urban area shall be
a) 5870 mm
b) 6525 mm
c) 5000 mm
d) 5500 mm*
Answer - d) 5500 mm*
39. The embankment width in approach of the bridge shall be
a) 5870 mm
b) 6525 mm
c) 6850 mm*
d) 6000 mm
Answer - c) 6850 mm*
40. The height gauge need to be provided in
a) ROB
b) RUB*
c) FOB
d) Fly Over
Answer - b) RUB*
41. The CRS sanction is required in the ROB project for construction of
a) Approach spans
b) Laying road
c) Railway spans
d) none
Answer -c) Railway spans
42. The temporary girders are generally required for the bridge works
a) on traffic condition*
b) under mega block
c) in cut and open method
d) in new route
Answer -a) on traffic condition*
43.The diameter of hole for 20 dia rivet shall be
a) 23 mm
b) 18 mm
c) 21.5 mm*
d) 22 mm
Answer - c) 21.5 mm*
44. IS code for Steel structures is
a) IS 236
b) IS 226
c) IS 456
d) IS 800*
Answer - d) IS 800*
45.Pipe culvert is a/an
a) major bridge
b) minor bridge*
c) unimportant bridge
d) important bridge
Answer - b) minor bridge*
46.One of the following works does not require CRS sanction
a) Regirdering/ Rebuilding
b) Erection of new FOB
c) Erection of platform shelter*
d) Pipe line crossing
Answer - c) Erection of platform shelter*
47. Facia boards of platform shelters shall have a minimum horizontal clearance of ....... from C.L. of track at a minimum height of 4.61m above RL.
a) 2360 mm
b) 3660 mm
c) 3000 mm
d) 1600 mm*
Answer - d) 1600 mm*
48.At FOBs in electrified section the electrocution by live OHE wires is prevented by providing
a) smoke gaurds
b) Roofing
c) Bottom lateral bracings
d) protective screens*
Answer - d) protective screens*
49.One of the following is a shallow foundation
a) Pile foundation
b) Raft foundation*
c) Under reamed pile foundation
d) Well foundation
Answer - b) Raft foundation*
50.Minimum vertical clearance (VC) for a slab/ girder bridges with discharge of 0-30 cumecs is
a) 300 mm
b) 1500 mm
c) 1800 mm
d) 600 mm*
Answer - d) 600 mm*
51.Maximum vertical clearance (VC) for a slab/ girder bridges with discharge above 3000 cumecs is
a) 300 mm
b) 1500 mm
c) 1800 mm*
d) 600 mm
Answer - c) 1800 mm*
52.For end bearing piles, the minimum spacing of piles of diameter ‘d’ shall be
a) 3d
b) 2d
c) 2.5
d) 5d*
Answer - d) 5d*
54.Weep holes are provided in
a) piers
b) trestle piers
c) foundation
d) abutments*
Answer - d) abutments*
55.The pressure on soil worked out shall be ......... the SBC of the soil.
a) more than
b) equal to
c) not equal to
d) less than*
Answer - d) less than*
56............... soil has the least SBC of the soil.
a) Hard moorum
b) Stiff clay
c) Black cotton soil*
d) Soft rock
Answer - c) Black cotton soil*
57.The minimum edge distance for rivets of diameter ‘d’ in steel plates shall be
a) 2 x d
b) 3 x d
c) 1.5 x d*
d) 2.5 x d5
Answer - c) 1.5 x d*
58) Rail Cluster, as temporary arrangement can be used upto a span of
a) 3.66m*
b) 6.1m
c) 12.2m
d) 18.3 m
Answer - a) 3.66m*
59) Speed restriction required for using CC cribs as temporary arrangement is
a) 20 kmph*
b) 40 kmph
c) 35 kmph
d) 30 kmph
Answer - a) 20 kmph*
60)The minimum cushion specified over an arch bridge is --
a) 0.5m
b) 0.9m
c) 1.0m*
d) 1.2 m
Answer - c) 1.0m*
61)In case of water crossing danger level in bridges
a)speed restriction be imposed
b)traffic be suspended till water recedes
c)traffic be suspended till a responsible person inspects the site and declares it safe for running traffic*
d)bridge watchman is to be posted
Answer - c)traffic be suspended till a responsible person inspects the site and declares it safe for running traffic*
62)From fatigue considerations, bridges are designed for --
a) 2 million cycles
b) 1 million cycle
c) 10 million cycles*
d) 3 million cycles
Answer - c) 10 million cycles*
63)Structural steel for railway loading above 0oC temperature conforms to --
a) IS 2062 grade A
b) IS 2062 grade B*
c) IS 2062 grade C
d) None of the above
Answer -b) IS 2062 grade B*
64)Bearings for plate girders are --
a) roller bearing
b) sliding bearings
c) centralised articulated bearings*
d) None of the above
Answer - c) centralised articulated bearings*
65)Bentonite is used in pile driving --
a) to facilitate pile driving
b) to enable proper pile concreting
c) to stabilize the bore hole walls*
d) None of the above
Answer - c) to stabilize the bore hole walls*
66)In a routine pile load test the test load is --
a) 1.25 times the design load
b) 1.5 times the design load*
c) 1.75 times the design load
d) 2 times the design load
Answer - b) 1.5 times the design load*
67)In the eight digit code given in the rating system the first digit is called --
a) URN
b) ORN*
c) CRN
d) None of the above
Answer - b) ORN*
68) An important bridge is one which has total waterway of equal to or more than
a) 1000 sq.metres.*
b) 800 sq. metres
c) 500 sq. metres
d) 300 sq. metres
Answer - a) 1000 sq.metres.*
69) Well foundation may be of the following type
a) circular
b) D type
c) Double D type
d) Any of the above*
Answer - d) Any of the above*
70)Maximum tilt specified during sinking of well foundation is
a) 1 in 10
b) 1 in 50
c) 1 in 100*
d) 1 in 150
Answer - c) 1 in 100*
71)Foundation and substructure of the bridge should be inspected by SE/P.Way/Works
a) Once a year any time
b) Once a year before monsoon*
c) Once a year after monsoon
d) Once in 3 months
Answer - b) Once a year before monsoon*
72)For a major bridge, the URN would comprise of
a) single digit
b)eight digits*
c) six digits
d) four digits
Answer - b)eight digits*
73)Speed restrictions is suggested for distressed bridges on Group I
a) upto maximum of 15 kmph*
b) 25 kmph
c) 50 kmph
d) 60 kmph
Answer - a) upto maximum of 15 kmph*
74) Speed restrictions is suggested for distressed bridges on Group II
a) upto maximum of 15 kmph
b) 25 kmph to 50 kmph*
c) 75 kmph
d) 60 kmph
Answer - b) 25 kmph to 50 kmph*
75)Settlement of foundations or Tilted piers and abutments will be considered as distressed bridge as
a) Group I*
b) Group II
c) Both of the above
d) None of the above
Answer - a) Group I*
76)Cracks in return walls/ wing walls or Slight tilting/ bulging of abutments are the signs of distressed bridge under
a) Group I
b) Group II*
c) Both of the above
d) None of the above
Answer - b) Group II*
77)In arch bridges, Cracks/ lean/ bulge in parapet walls, Bulging or separation of spandrel from arch barrel, are the signs of distressed bridge under
a) Group I
b) Group II*
c) Both of the above
d) None of the above
Answer - b) Group II*
78)Special inspection of distressed bridges shall be carried out by Asst. Engineer is
a) Once in three months
b) Once in two months*
c) Once in a month
d) Once in six months
Answer - b) Once in two months*
79) Special inspection of distressed bridges Group II shall be carried out by Inspector (Concerned) is
a) Once in three months*
b) Once in two months
c) Once in a month
d) Once in six months
Answer - a) Once in three months*
80)Temporary arrangements for rebuilding of Railway bridges can be executed by providing
a) Temporary girder
b) Temporary diversion
c) Any of the above*
d) None of the above
Answer - c) Any of the above*
81) Callendar Hamilton spans are normally available maximum up to
a) 60 ft.
b) 100 ft.
c) 150 ft.
d) 200 ft.*
Answer - d) 200 ft.*
82)In areas where there is no severe corrosion Finishing coat will be
a) Two coats of aluminium paint to IS : 2339
b) One coat of zinc chromate priming to IS : 104
c)Two cover coats of red oxide paint to IS :123*
d)One coat of zinc chrome - red oxide priming to IS : 2074
Answer - c)Two cover coats of red oxide paint to IS :123*
83) In areas where there is severe corrosion Finishing coat will be
a) Two coats of aluminium paint to IS : 2339*
b) One coat of zinc chromate priming to IS : 104
e)Two cover coats of red oxide paint to IS :123
f)One coat of zinc chrome - red oxide priming to IS : 2074
Answer - a) Two coats of aluminium paint to IS : 2339*
84)Entire steel work of girder bridge should be painted at regular interval; known as
a) patch painting
b) periodical through painting*
c) Any of the above
d) None of the above
Answer - b) periodical through painting*
85)When as small area of girder bridge should be painted when requiring immediate painting; known as
a) patch painting*
b) periodical through painting
c) Any of the above
d) None of the above
Answer - a) patch painting*
86)Elcometer is used to measure the ...........
a) cross leve
lb) Gauge
c) Thickness of paint*
d) All the above
Answer - c) Thickness of paint*
87)Repairing by cement pressure grouting can be adopted in case of
a) Honey comb concrete
b) Hollow masonry, Dormant cracks
c) Deep leached mortar joints
d) all the above*
Answer - d) all the above*
88) Cement pressure grouting is suitable for
a) Very fine crack
b) weathered concrete
c)Active crack where cause of crack is known and remedial action has been taken*
d)Crushed masonry
Answer - c)Active crack where cause of crack is known and remedial action has been taken*
89) Epoxy pressure grouting is suitable for
a) wide and deep crack
b) fine and deep crack
c) fine but not very deep crack*
d) None of the above
Answer - c) fine but not very deep crack*
90)In cement pressure grouting, pressure is kept as
a) 2 to 4 kg./sqcm.*
b) 3 to 6 kg./sqcm.
c) 3 to 10 kg./sqcm.
d) 3.5 to 7 kg./sqcm.
Answer - a) 2 to 4 kg./sqcm.*
91) In Epoxy pressure grouting, pressure is kept as
a) 2 to 4 kg./sqcm.
b) 3 to 6 kg./sqcm.
c) 3 to 10 kg./sqcm.
d) 3.5 to 7 kg./sqcm.*
Answer - d) 3.5 to 7 kg./sqcm.*
92) In cement pressure grouting, water cement ratio is kept as
a) 0.4 to 0.5*
b) 0.3 to 0.4
c) 0.25 to 0.35
d) 0.35 to 0.5
Answer - a) 0.4 to 0.5*
93) In guniting/ shotcreting , water cement ratio is kept as
a) 0.4 to 0.5
b) 0.3 to 0.4
c) 0.25 to 0.35
d) 0.35 to 0.5*
Answer - d) 0.35 to 0.5*
94)In cement pressure grouting holes should be drilled at spacing in both direction at
a) 150 – 500 mm
b) 450 mm
c) 500 – 750 mm*
d) 1000 mm
Answer - c) 500 – 750 mm*
95) In cement pressure grouting G.I pipes of diameter ...... and ......length, should be fixed in drilled holes
a) 12 to 20 mm, 200 mm*
b) 12 to 20 mm, 300 mm
c) 12 to 25 mm, 500 mm
d) 20 to 25 mm, 300 mm
Answer - a) 12 to 20 mm, 200 mm*
96)Paint is the mixture of .......
a) Binder, Pigment & Solvent*
b) Binder & Pigment
c) Binder & Solvent
d) None of the above
Answer - a) Binder, Pigment & Solvent*
97) CC Crib stands for
a) Cement concrete
b) Criss crossing
c) Christ church*
d) None of the above
Answer - c) Christ church*
98)While painting with red oxide paint, a little quantity of ...........shall be added to the paint while doing the first coat to distinguish it from the second coat
a) little blue paint
b) lamp black*
c) red paint
d) green paint
Answer -b) lamp black*
99) While painting with Aluminium paint, a little quantity of ...........shall be added to the paint while doing the first coat to distinguish it from the second coat
a) little blue paint*
b) lamp black
c) red paint
d) green paint
Answer - a) little blue paint*
100)Shelf life of Paint Red Oxide Ready mixed (IS : 123)
a) 4 month
b) 1 year*
c) 6 month
d) None of the above
Answer - b) 1 year*
101) Shelf life of Paint aluminium when paste and oil are mixed
a) Oneday*
b) 1 year
c) 6 month
d) None of the above
Answer - a) Oneday*
102)The maximum time lag between surface preparation and the application of primer coat shall not exceed
a) 12 hours
b) 24 hours*
c) 48 hours
d) 36 hours
Answer - b) 24 hours*
103) The maximum time lag between the primer coat and the Ist finishing coat shall not exceed
a) 3 days
b) 7 days*
c) 4 days
d) 12 days
Answer - b) 7 days*
104)For railway bridges with spans in excess of 30.5m, generally provided with
a) deck type girders
b) open web through girders*
c) semi through girders
d) shallow type girders
Answer - b) open web through girders*
105)Mostly long span rail-cum road bridges are provided with
a) rocker & roller bearings
b) segmental roller with oil bath*
c) Sliding bearings
d) centralised bearings
Answer - b) segmental roller with oil bath*
106)The advantages of electrometric bearings are
a)Permits movement of the structure in all directions
b)Serves as a shock absorber due to anti-vibration properties of elestomeric
c)better dispersion of longitudinal forces to the approaches
d) All of the above*
Answer - d) All of the above*
107)Length of guard rails to be bent so as to be brought together at the middle of the track.(L2)
a) 3200 mm
b) 4875 mm*
c) 3655 mm
d) None of the above
Answer - b) 4875 mm*
108)The size of bridge timber required for the standard spans up to 18.3 m
a) 250 x 150mm*.
b) 250 x 180mm.
c) 250 x 240mm
d) 250 x 200mm
Answer - a) 250 x 150mm*.
109)Rail joints should be avoided within ...............of a bridge abutment.
a) 6 m
b) 3 m*
c) 4 m
d) 10 m
Answer - b) 3 m*
110)In case of LWR track, full ballast section as specified in LWR Manual should be provided up to ........... from the bridge abutment.
a) 200 m
b) 50 m
c) 300 m
d) 100 m*
Answer - d) 100 m*
111)Clear distance between consecutive sleepers not to exceed on bridges in BG is
a) 450 mm*
b) 600 mm
c) 510 mm
d) 500 mm
Answer - a) 450 mm*
113) In Girder and Slab Bridges Danger level should be marked below bottom of girders/slabs for water way is > 6.10 < 12.2 m
a) 300 mm
b) 600 mm
c) 450 mm*
d) 500 mm
Answer - c) 450 mm*
114) In Girder and Slab Bridges Danger level should be marked below bottom of girders/slabs for water way is > 12.20 < 30.5 m
a) 300 mm
b) 600 mm*
c) 500 mm
d) 450 mm
Answer - b) 600 mm*
115) For Box Culverts Danger level is to be taken as
a) at the top of slab
b)one third height below bottom of slab
c) at the bottom of slab*
d) None of the above
Answer - c) at the bottom of slab*
116)The danger level should be marked with a bright red band ...... wide centrally over a white band ...... wide for a length of........
a) 5 cm, 10 cm, 60 cms*
b) 10 cm, 20 cm, 60 cm
c) 15 cm, 30 mm, 60 cm
d) None of the above
Answer - a) 5 cm, 10 cm, 60 cms*
117)Renewal of slack rivets should be taken up in steel girder bridges:
a)All rivets which are hand loose or which have lost 50% of their head by corrosion.
b)All hammer loose rivets where corrosion has set in between the head and the plate.
c)In end stiffeners when the percentage of hammer loose rivets is >30%
d)All the above*
Answer - d)All the above*
118)In flange splices when the number of hammer and hand loose rivets is 30% or more of the total rivets on any side of the splice location,
a) Need no be renewed
b) wait for 100% loose rivets
c) all the rivets should be renewed.*
d) None of the above
Answer - c) all the rivets should be renewed.*
119)Corrosion in Steel girder bridges may be prevented by :
a) Protective coatings by painting
b) Metallising
c) Use of epoxy based paints
d) All the above*
Answer - d) All the above*
120)Surface preparation for Metallising the abrasives used for final cleaning is
a)Chilled iron grit G.24, as defined in BS : 2451
b)Washed salt free angular silica sand of mesh size 12 to 30 with a minimum of 40% retained on a 20 mesh
c)either (a) or (b) *
d) d)neither (a) or (b)
Answer - c)either (a) or (b) *
121) Minimum length of steel channel sleeper in BG
a) 2500mm
b) 2440mm*
c) 2400mm
d) 2600mm
Answer - b) 2440mm*
122) Length of bridge timber in BG
a)outer to outer of girder plus 305mm
b)2440mm
c)whichever is more in a) & b)*
d)whichever is less in a) & b)
Answer - a) & b)*
123)Periodicity of Under water inspection
a)Once in a year
b)Once in two years*
c)Whenever high flood occurs
d)Along with detailed inspection of SE/Br
Answer - b)Once in two years*
128) Definition of major bridge
a)Single span of 12m & above
b)Total linear water way more than 18m
c)Both a) & b)*
d)None of the above
Answer - c)Both a) & b)*
124) Definition of minor bridge
e)Single span less than 12m
f)Total linear water way less than 18m
g)Both a) & b)*
h)None of the above
Answer -g)Both a) & b)*
125)Permitted wind velocity for running of trains on the bridge
a)72 km/h*
b)58 km/h
c)64 km/h
d)No limits
Answer -a)72 km/h*
126)Periodicity of recording of camber in PSC girders
a)Once in a year*
b)Once in two years
c)Once in three years
d)During the detaile
d inspection of SE/Br.
Answer -a)Once in a year*
127)Weight of steel crib 75x75x10mm angles
a)200kg
b)187.2kg*
c)210kg
d)185kg
Answer -b)187.2kg*
128)Conventional method of camber recording
a)Piano wire with counter weight*
b)By using leveling instrument
c)Offset method
d)None of the above
Answer -a)Piano wire with counter weight*
129)Flood level gauge to be marked in
a)All important bridges*
b)All major bridges
c)All minor & major bridges
d)All bridges
Answer -a)All important bridges*
130)Velocity of water can be measured by
a)Anemo meter
b)Elco meter
c)Current meter*
d)Thermo meter
Answer -c)Current meter*
131)Flood level gauge to be marked
a)commencing from bed level to top
b)commencing from bottom of girder towards bed level*
c)commencing from Rail level
d)commencing from Danger level
Answer -b)commencing from bottom of girder towards bed level*
132)Shallow type girder can be used in
a)ROBs
b)RUBs*
c)FOBs
d)None of the above
Answer -b)RUBs*
133)Under slung girders can be used in
a)Plain section
b)Ghat section*
c)Aquaduct
d)Viaduct
Answer -b)Ghat section*
134)Spacing of Trolley refuges
a)Every 100m
b)If span is more than 100m, on each pier
c)Ballasted deck bridges – every 50m
d)All the above*
Answer -d)All the above*
135)Testing of welds by
a)Dye penetrant test
b)Magnetic particle inspection
c)Radiographic inspection
d)All the above*
Answer -d)All the above*
136)Rebound hammer is used for
a)To find the strength of concrete*
b)To form rivet heads
c)To break the concrete structures
d)None of the above
Answer -a)To find the strength of concrete*
137)Ultrasonic Pulse Velocity test is meant for
a)Identifying the integrity of concrete*
b)Finding the strength of concrete
c)To know the crack in steel structure
d)To know the flaw in rail
Answer -a)Identifying the integrity of concrete*
138) The clear distance between consecutive sleepers laid over unballasted bridge on BG should not exceed
a)300mm
b)400mm
c)450mm*
d)550mm
Answer -c)450mm*
139) The total number of bridges on I.R.is about
a)1 Lac
b)1.25 Lacs*
c)1.50 Lacs
d)2 Lacs
Answer -b)1.25 Lacs*
140) Which para of Engineering code deals with cost sharing of ROB/RUBs
a) 1716
b) 1814
c) 1816*
d) 1819
Answer -c) 1816*
141) What is the carriageway of two lane ROB on National Highway
a)10.00m
b)8.5
c)9.50*
d)10.50
Answer -c)9.50*
142) The depth of 19.81 mlong service girder is about.........
a)1.67 m
b)1.16 m*
c)0.95 m
d)1.52 m
Answer -b)1.16 m*
143) BGML loading stands for
a)Broad gauge mineral loading
b) Broad gauge modified loading
c)Broad gauge mainline loading*
d) None of above
Answer -c)Broad gauge mainline loading*
144) MBG loading stands for
a)MineralBroad gauge loading
b) Modified Broad gauge loading*
c)MediumBroad gauge loading
d) None of above
Answer -b) Modified Broad gauge loading*
145) RBG loading stands for
a)Revised Broad gauge loading
b) Rolling Broad gauge loading
c)Railway Broad gauge loading
d) None of above
Answer -a)Revised Broad gauge loading
146) BGML loading caters for maaaaximum axle load of.......tonnes for locomotive with trailing load of.........tonnes/metre.
a)22.9,7.67*
b)22.5,7.67
c)25,7.67
d)None of above
Answer -a)22.9,7.67*
147 RBG loading caters for maaaaximum axle load of.......tones for locomotive with trailing loadof...... tonnes/metre of track with maximum axle load of.......tonnes for wagons
a)22.9,7.67,25
b)22.5,7.67,22.9*
c)25,7.67,22.9,
d)None of above
Answer -b)22.5,7.67,22.9*
148) Piano wire is used for measuring the-
a) Distortion
b)Camber in PSC girder
c)Both a & b*
d)None of above
Answer -c)Both a & b*
149) When the railway crosses a deep vally without perinial water,it is called.......
a)Aqueduct *
b)Cause way
c)Via-duct
d)River crossing
Answer -a)Aqueduct *
150) What is the clear distance between two consecutive bridge Timbers or Girder bridge?
(a) 450 mm
(b) 510 mm*
(c) 500 mm
(d) 520 mm
Answer -(b) 510 mm*
151) What is the clear distance between two consecutive steel channel sleepers on Girder bridges?
(a) 450 mm*
(b) 510 mm
(c) 500 mm
(d) 460 mm
Answer -(a) 450 mm*
152) For painting, the unit of rate is per
a) Sqm
b) cum
c) 10sqm *
d) 10cum
Answer -c) 10sqm *
153) When proposed depth of construction of a bridge is more than the existing depth of construction in a bridge work, the existing rail level requires
a) Lowering
b) Lifting*
c) Slewing
d) None
Answer -b) Lifting*
154) Which cement should not be used for bridge slabs ro RCC frames
a) OPC
b) Portland Pozzolana cement *
c) Portland furnace slag cement
d) Rapid hardening cement
Answer -b) Portland Pozzolana cement *
155) Standard bag of cement in ......... kg
a) 52 kg
b) 30.5kg
c) 10.7kg
d) 50 kg*
Answer -d) 50 kg*
156) The concrete under water minimum grade of cement recommended by IS code
a) M 10
b) M 15
c) M 20*
d) M 25
Answer -c) M 20*
157) What is DPC?
a) Damp proof course *
b) weathering course
c) Treatment the foundation
d) Treatment over the roof
Answer -a) Damp proof course *
158) Elastomeric bearings are made of natural or synthetic rubber ofshore hardness of approximately.
a) 30 to 40
b) 50 to 70*
c) 40 to 50
d) 60 to 70
Answer -b) 50 to 70*
159 Investigation for important bridges may be carried out in which stage
a)Technical feasibility study (reconnaissance survey)
b) Techno-economic feasibility study (preliminary engineering survey)
c)Detailed survey and project report stage (final location survey)
d)All the above *
Answer -d)All the above *
160) At locations where access to the new bridge construction is available by rail, the launching of girders upto 18.3 m which method is ideal.
a) slew in slew out method
b) gantry method
c) Launching of girders with the help of a BFR*:
d) Pantoon method
Answer -c) Launching of girders with the help of a BFR*:
161)The normal procedure for promotion should be by ..............Qualified men will be entitled to promotion by seniority within their own groups.
a) Trade test*
b) Interview
c) Recommendation
d) Random selection
Answer -a) Trade test*
162)Payment to bridge staff on the section will be made by the pay clerk in the presence of
a) SSE/SE/JE/ P.Way
b) SSE/SE/JE/ Br.*
c) SSE/SE/JE/ Works
d) Office clerk
Answer -b) SSE/SE/JE/ Br.*
163) If the SSE/SE/JE/ Br. working in the section is not readily available, another SSE/SE/JEmay be authorised by ................. to witness payment on the section.
a) DEN
b) SSE/SE/JE/
c) AEN (Bridges)*
d) Office clerk
Answer -c) AEN (Bridges)*
164) The Indian Railways Way and Works Manual was first published in the year 1954.
a) 1956
b) 1999
c) 1954*
d) 1998
Answer -c) 1954*
165) Indian Railway Bridge manual established in
a) 1998*
b) 1999
c) 1989
d) 1954
Answer -a) 1998*
166) While finalizing the IRBM, which of the following have been taken into account.
a)Indian Railways General Rules 1976
b)Indian Railways Code for Engineering Department 1993
c) Bridge Rules and Substructure
d) All the above*
Answer -d) All the above*
167)A bridge having super structure with “Single or duplicate girders with cross sleepers on top flanges” is classified as
a) RSJ girder bridge
b) Cross Girder
c) Deck plate girder*
d) Open web girder
Answer -c) Deck plate girder*
excellent
ReplyDelete