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 : How many sleepers are there in Fan shaped 1 in 12 turnout a. 85 sleepers b. 96 sleepers* c. 90 sleepers d. 100 sleepers
Last Answer : b. 96 sleepers*
Description : Permissible speed of Turnout with 1 in 12 curved switches a. 40 kmph* b. 25 kmph c. 15 kmph d. 20 kmph
Last Answer : a. 40 kmph*
Description : Permissible speed of Turnout with 1 in 8.5 curved switches a. 40 kmph b. 25 kmph* c. 15 kmph d. 20 kmph
Last Answer : b. 25 kmph*
Description : 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
Last Answer : a) 12 to 20 mm, 200 mm*
Description : 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
Last Answer : c) Clear Span*
Description : Formula for average service life of belt at a given speed is a) Life(hrs)= [ Belt length (mm)/ Total fatique rates]*100 b) Life(hrs)=[Total fatique rates / Belt length (mm)]*100 c) Life(hrs)=[Belt length (m)/ Total fatique rates]*100 d) None of the above
Last Answer : a) Life(hrs)= [ Belt length (mm)/ Total fatique rates]*100
Description : 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
Last Answer : a) 5 cm, 10 cm, 60 cms*
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 : 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) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above
Last Answer : a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof *
Description : he 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) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above
Last Answer : a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof *
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 : From distribution main of 50 mm size, number of service pipes of 15 mm size can be taken off are ------ a) 6 b)10 c) 12 e):20*
Last Answer : e):20*
Description : From the distribution main of 40 mm size, number of service pipe of 20 mm size can be taken off are ------- a)3 B) 6* c) 10 d) 12
Last Answer : B) 6*
Description : From distribution main of 40 mm size , number of service pipe of 15 mm size can be taken off are--------- a) 3 b) 6 c) 10 d) 12*
Last Answer : d) 12*
Description : Minimum permissible vertical wear on nose of a 52 kg CMS crossing on Rajdhani route is i) 6mm ii) 8mm* iii) 10mm iv) 12 mm
Last Answer : ii) 8mm*
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 centre to centre spacing formation width for double line section is (a) 4725 mm (b) 5025 (c) 5330* (d) 5500
Last Answer : c) 5330*
Description : The size of a plane table is (a) 750mm x 900 mm (b) 600mm x 750 mm* (c) 450mm x 600 mm
Last Answer : (b) 600mm x 750 mm*
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 : Free board given in septic tank is about (a) 100 mm (b) 200 mm (c) 300 mm* (d) 500 mm
Last Answer : (c) 300 mm*
Description : The gap between probing face and probing shoe should be. (i) 0.4 mm (ii) 0.2mm * (iii) 3mm (iv) 1mm.
Last Answer : (ii) 0.2mm *
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 : What is the dia of thimble ? (i) 14-16 mm (ii) 16-18 mm* (iii) 18-20 mm (iv) None of the above
Last Answer : (ii) 16-18 mm*
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 : Thickness of Lining/Charge is kept? (i) 20 mm. (ii) 25 mm* (iii) 30 mm (iv) As decided by the site supervisor
Last Answer : (ii) 25 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 : Height of crucible is kept from top surface of mould? (i) 30 mm (ii) 40 mm (iii) 50 mm* (iv) 60 mm
Last Answer : (iii) 50 mm*
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 : Minm. deflection during transverse breaking load test is? (i) 5 mm (ii) 10 mm (iii) 15 mm* (iv) 20 mm
Last Answer : (iii) 15 mm*
Description : Finished tolerance on 10 cm. long st. edge on surface of head shall be? (i) 0 to 0.1 mm (ii) 0 to 0.2 mm (iii) 0 to 0.4 mm* (iv) 0 to 0.3 mm
Last Answer : (iii) 0 to 0.4 mm*
Description : Finished tolerance on 10 cm long st. edge at the centre on gauge side shall be? (i) ± 0.4 mm (ii) ± 0.1 mm (iii) ± 0.2 mm (iv) ± 0.3 mm*
Last Answer : iv) ± 0.3 mm*
Description : Finished tolerance on 1 Mt. long st. edge on surface of head shall be? (i) 0 to .1 mm (ii) 1 to 1.5 mm (iii) 0 mm (iv) 0 to 1 mm*
Last Answer : (iv) 0 to 1 mm*
Description : Finished tolerance on 1 Mt. st. edge at the centre on gauge side shall be? (i) ± 0.2 mm (ii) ± 0.3 mm (iii) ± 0.5 mm* (iv) ± 1.0 mm
Last Answer : (iii) ± 0.5 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 : nternal diameter of thimble in conventional type of crucible is? (i) 14-16 mm (i) 16-18 mm (iii) 18-20 mm* (iv) 20-22 mm
Last Answer : (iii) 18-20 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 : The depth of frog in a brick is a) 15 mm b) 10 mm c) 6. 25 mm* d) 3 mm
Last Answer : c) 6. 25 mm*
Description : The recommended width of Single line formation cutting for BG excluding drain is a) 6250 mm* b) 6850mm c) 54 90mm d) 6100mm
Last Answer : a) 6250 mm*
Description : The recommended width of Double line cutting formation for B G is a) 10210 mm b) 10 975 mm c) 11555 mm* d) 10 820 mm
Last Answer : c) 11555 mm*
Description : Centre to Centre spacing of formation for double railway line for Broad Gauge is a) 1676 mm b) 4725 mm c) 4265mm d) 5300 mm*
Last Answer : d) 5300 mm*
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 : 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 : 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
Last Answer : (b) 510 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 : 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
Last Answer : c) 500 – 750 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*