Description : 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
Last Answer : b) 250 ± 50 mm*
Description : fehe 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
Last Answer : b) prevent falling of vehicles during derailment*
Description : The minimum and maximum clearances of check rails at all BG level crossings shall be a) 51 to 57 mm* b) 44 to 48 mm c) 41 to 45 mm d) 55 to 70 mm
Last Answer : a) 51 to 57 mm*
Description : Torch is kept at height from top surface of rail head? (i) 30 to 55 mm (ii) 35 to 40 mm (iii) 40 to 45 mm
Last Answer : (iii) 40 to 45 mm
Description : 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
Last Answer : c) HFL and bottom of superstructure*
Description : What is the width of Head of 52 kg Rail section a. 70 mm b. 75 mm c. 67 mm* d. 60 mm
Last Answer : c. 67 mm*
Description : 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
Last Answer : b) 25 kmph to 50 kmph*
Description : For high level flush the nominal dia of flush pipe shall be (a) 32 mm* (b) 40 mm (c) 25 mm (d) None of these
Last Answer : a) 32 mm*
Description : n 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
Last Answer : b) 600 mm*
Description : 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
Last Answer : c) 450 mm*
Description : 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
Last Answer : b) segmental roller with oil bath
Description : On Broad Gauge tracks Banner flag at a level crossing shall be provided at a distance of--- ---------- from ends of check rail before opening the gate for road traffic. a) 5 meters* b) 3 meters c) 6 meters d) 30 meters
Last Answer : a) 5 meters*
Description : 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
Last Answer : a) 25mm above the top flange of girder*
Description : Height of platform of a flag station in cutting above rail level is (a) Same height as Rail level (b) 305 mm above rail level (c) 455 mm above rail level (d) 840mm above rail level*
Last Answer : (d) 840mm above rail level*
Description : 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
Last Answer : a) 6525 mm*
Description : The maximum height above rail level for B.G. goods platform is ……. Mm (a) 1000mm (b) 1050mm (c) 1065mm* (d) 1075mm
Last Answer : (c) 1065mm*
Description : Minimum depth of space for wheel flange form rail level in B.G. is …… mm (A) 35 (B) 38* (C) 42 (D) 45
Last Answer : (B) 38*
Description : Maximum height above rail level of high passenger Platform a. 860 mm b. 900 mm c. 840 mm&* d. 875 mm
Last Answer : c. 840 mm&*
Description : .Minimum check rail clearance at Level crossing a. 45 mm b. 51 mm* c. 50 mm d. 57 mm
Last Answer : b. 51 mm*
Description : 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
Last Answer : c) traffic be suspended till a responsible person inspects the site and declares it safe for running traffic*
Description : 65- Grade of 72 UTS rail is? (i) 880 (ii) 1080 (iii) 710* (iv) None of above
Last Answer : (iii) 710*
Description : 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
Last Answer : a) Once in three months*
Description : 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
Last Answer : b) Once in two months*
Description : 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
Last Answer : (a) 450 mm*
Description : 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
Last Answer : a) 450 mm*
Description : 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
Last Answer : c) 1800 mm*
Description : 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*
Last Answer : d) 600 mm*
Description : Minimum length of check rail for square crossing shall be -------- more than the width of gate a) 1 meters b) 2 meters* c) 3 meters d) 5 meters
Last Answer : b) 2 meters*
Description : The increased gain of 10 dbs for single line & ‘D’ marks rails on double/multiple lines shall be employed for classification of defects. (i) defect in weld (ii) defects in rail. * (iii) for both defects on weld & rail. (iv) None of above.
Last Answer : ii) defects in rail. *
Description : If digital DRT is calibrated for 300 mm longitudinal wave using 00 double crystal probe then 60kg rail ---------peak will appear at (i) 5.2 (ii) 5.7* (iii) 7.8 (iv) 8.6
Last Answer : ii) 5.7*
Description : Marking on weld should be done (i) On centre of the rail head (ii) 10 mm below the top surface of rail head.* (iii) 10 mm above the bottom surface of rail head. (iv) None of the above
Last Answer : ii) 10 mm below the top surface of rail head.*
Description : To take care of differential cooling rail ends of 72 UTS rails are lifted by? (i) 1 to 1.5 mm (ii) 1 to 2 mm (iii) 2 to 2.5 mm (iv) 3 to 4 mm *
Last Answer : iv) 3 to 4 mm *
Description : To take care of differential cooling rail ends of 90 UTS rails are lifted by? (i) 1 mm (ii) 2 mm (iii) 2 to 2.2 mm.* (iv) 1 to 2 mm
Last Answer : (iii) 2 to 2.2 mm.*
Description : How much rail ends are cleaned with Kerosene Oil and steel wire brush? (i) Minimum 100 mm both side (ii) Minimum 50 mm both side.* (iii) No need (iv) As decided by site supervisor
Last Answer : (ii) Minimum 50 mm both side.*
Description : In new Rail as well as second hand rails how much end bends of the rails in lateral direction are permitted when checked with one metre straight edge before welding? (i) ± 0.2 mm in lateral direction (ii) ± 0.3 mm in lateral direction (iii) ± 0.5 mm in latera
Last Answer : (iii) ± 0.5 mm in latera
Description : In new Rail as well as second hand rails how much end bends of the rails in vertical are permitted when checked with one meter straight edge before welding? (i) +0.5mm, -0 mm in vertical * (ii) +0.2mm, -.3 mm in vertical (iii) +0.3mm, -2 mm in vertical (iv) 0 mm, +.5 mm in vertical
Last Answer : (i) +0.5mm, -0 mm in vertical *
Description : Minimum depth of ballast cushion below the bottom of sleeper at the rail seat on BG group A route should be :- (a) 350 mm. (b) 250 mm. (c) 300 mm.* (d) 325 mm.
Last Answer : (c) 300 mm.*
Description : Permissible wear of web & foot of rail due to corrosion is:- (a) 15 mm. (b) 1.5 mm.* (c) 0.5 mm. (d) 2.5 mm.
Last Answer : (b) 1.5 mm
Description : .Minimum wing rail clearance opposing nose of crossing on Fan shaped turnout a. 45 mm b. 40 mm c. 41 mm* d. 44 mm
Last Answer : c. 41 mm*
Description : What is the difference between rail flange of 60 kg & 52 rail section a. 20 mm b. 18 mm c. 14 mm* d. 16 mm
Last Answer : c. 14 mm
Description : Minimum clearance between toe of Open switch and stock rail for new works a. 115 mm* b. 120 mm c. 95 mm d. 110 mm
Last Answer : a. 115 mm*
Description : What is the height of 60 kg rail section? a. 180 mm b. 172 mm* c. 185 mm d. 165 mm
Last Answer : b. 172 mm*
Description : 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
Last Answer : b) 4875 mm*
Description : Fish plated joint shall be avoided in check raisl and on the running rails within--------- from the end of level crossing a) 3 meters* b) 5 meters c) 10 meters d) 12 meters
Last Answer : a) 3 meters*
Description : The total number of bridges on I.R.is about a)1 Lac b)1.25 Lacs* c)1.50 Lacs d)2 Lacs
Last Answer : b)1.25 Lacs*
Description : Speed restrictions is suggested for distressed bridges on Group I a) upto maximum of 15 kmph* b) 25 kmph c) 50 kmph
Last Answer : a) upto maximum of 15 kmph*
Description : In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is A. 2.25 B. 2.50 C. 2.55 D. 2.65
Last Answer : ANS: D
Description : bridge foundation having less then 2M depth below bed level in case of arch bridges and 1.2M depth below bed level in case of other bridges is termed as
Last Answer : …Shallow foundation..
Description : Flood level gauge to be marked in a) All important bridges* b) All major bridges c) All minor & major bridges d) All bridges
Last Answer : a) All important bridges*
Description : 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
Last Answer : b) Lifting*