Description : The Frog of a brick is normally made on its a) Top face* b) Bottom face c) Longer face d) Shorter side
Last Answer : a) Top face*
Description : ormal size of brick used in India is a) 22 x 11.2 x 7 cm* b) 25 x 16 x 8 cm c) 19 x 12 x 9 cm d) 20 x 10 x 5 cm
Last Answer : a) 22 x 11.2 x 7 cm*
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 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 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 : 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 : 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 : 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 : Vertical wear permissible for 60kg/90UTS. rails is:- (a) 23 mm. (b) 10 mm. (c) 13 mm.* (d) 15 mm.
Last Answer : (c) 13 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 : 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 : 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 : 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
Last Answer : a) 25 mm*
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 : As per IRCA rules, the rejection limits for wheel flange thickness is - (a) 38mm (b) 25.4mm (c) 16mm* (d) 20 mm
Last Answer : (c) 16mm*
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 : 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 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 : What is the limit of Unevenness of A category of track a. 0 to 10 mm b. 0 to 5 mm c. 0 to 6 mm* d. 0 to 8 mm
Last Answer : c. 0 to 6 mm
Description : Which of the following constituents impart plasticity to brick earth a) Alumina* b) Silica c) Lime d) Magnesia
Last Answer : a) Alumina*
Description : Number of bricks required for 1 cubic meter of brick masonry is a)400 b) 450 c) 500* d) 550
Last Answer : c) 500*
Description : Which of the following ingredients of Brick earth enables the brick to retain its shape a) Alumina b) Silica* c) Iron d) Magnesia
Last Answer : b) Silica*
Description : A pug mill is used for a) Softening brick earth b) Moulding brick earth c) Tempering brick earth* d) Compacting brick earth
Last Answer : c) Tempering brick earth*
Description : If first class Brick is immersed in water for 24 hours it should not absorb water by weight more than a) 10% b) 15% c) 20% * d) 25%
Last Answer : c) 20% *
Description : he minimum compressive strength of first class brick should be a) 75 kg per centimeter square b) 90 kg per centimeter square c) 100 kg per centimeter square* d) 120 kg per centimeter square
Last Answer : c) 100 kg per centimeter square*
Description : Which one of the following impurity is not desirable in the soil used for brick formation a) Alkali b) Kankar c) Iron oxide d) Alkali & Kankar*
Last Answer : d) Alkali & Kankar*
Description : The concrete under water minimum grade of cement recommended by IS code a) M 10 b) M 15 c) M 20* d) M 25
Last Answer : c) M 20*
Description : Demand of water for passengers on railway station is a)10 litres per passenger b)15 litres per passenger c) 20 litres for passenger d) 25 litres per passenger*
Last Answer : d) 25 litres per passenger*
Description : 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) 15 to 20 kmph
Last Answer : (b) 25 to 30 kmph*
Description : The nominal thickness of an expansion joint in brick walls, is kept more than (A) 5 mm (B) 10 mm (C) 15 mm (D) 20 mm
Last Answer : Answer: Option D
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 : Effective depth of septic tank of 10 users is about (a) 1.0 m () 1.2 m* (c) 1.7 m (d) 2.0 m
Last Answer : b) 1.2 m*
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 : 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 : 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 : What is the time of removal the tensor from the newly executed A T Weld? (i) 15 minutes after pouring. (ii) 20 minutes after pouring* (iii) 25 minutes after pouring. (iv) 30 minutes after pouring.
Last Answer : (ii) 20 minutes after pouring*
Description : arthwork in embankment for railway with manual compaction should be done in layers not exceeding-------------- a) 15 centimeter b) 20 centimeters c) 25 centimeters d) 30 centimeters*
Last Answer : d) 30 centimeters*
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 : 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 : 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 : 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 : Tilting of rails is done at a slope of a. 1 in 30 b. 1 in 25 c. 1 in 20* d. 1 in 15
Last Answer : c. 1 in 20*
Description : Number of urinals & latrines to be provided on ‘A’ category stations as per norms on main essential facilities are (a) 15 (b) 10* (c) 8 (d) 6
Last Answer : (b) 10*
Description : In case of underwater independency diver will be employed in depth beyond___ should be medically checked
Last Answer : 10 m
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 : 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*
Description : 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
Last Answer : b)1.16 m*
Description : 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
Last Answer : b) RL to top of bed block *
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