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

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
by

1 Answer

Answer :

b) 600 mm*
by

Related questions

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

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

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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*

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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

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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

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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

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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

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Initial inspection for PSC girders / Welded girder bridges as per IRBM 1998 a) Within one year of installation* b) Once in 3 years d) Once in 2 years d) Once in 5 years

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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

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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

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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

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Steel channel sleepers are provided in bridges with superstructure of a) PSC slab b) PSC girder c) Steel girder* d) RCC Box

Description : Steel channel sleepers are provided in bridges with superstructure of a) PSC slab b) PSC girder c) Steel girder* d) RCC Box

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Description : The maximum spacing of main steel in slabs has been limited to [ A ] 250 mm [ B ] 300 mm [ C ] 450 mm [ D ] 500 mm

Last Answer : [ B ] 300 mm

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

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Minimum Free Board required in a bridge is a) 1 m* b) 1.20 m c) 600 mm d) 300 mm

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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

Description : 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

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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

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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

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Maximum root zone depth for Maize (a) 200-300 mm (b) 400-600 mm (c) 500-600 mm (d) 350- 450 mm

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Sum of tread and rise must lie between (A) 300 to 350 mm (B) 400 to 450 mm (C) 500 to 550 mm (D) 600 to 650 mm

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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.

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Pick up the correct statement from the following: (A) The roof slabs of multi-storeyed buildings are constructed monolithically to carry the various floor loads (B) The beams of multi-storeyed buildings rest on girders and are the main load transferring members to the columns (C) The slab is spanned across the secondary beams provided between the main beams (D) All of these

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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

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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*

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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*

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The Maximum spacing of Secondary reinforcement in slabs should be [ A ] Less than 450 mm [ B ] Less than 300 mm [ C ] Smaller of three times the effective depth and 450 mm [ D ] Smaller of five times the effective depth and 450 mm

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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

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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

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Flood level gauge to be marked in a) All important bridges* b) All major bridges c) All minor & major bridges d) All bridges

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Description : Super structure of a bridge includes a) Girder/Slab* b) Abutment c) Piers d) Bed block

Last Answer : a) Girder/Slab*

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Description : Sub structure of a bridge does not include a) Abutment b) Girder/Slab* c) Piers d) Wing and Return walls

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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

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Last Answer : c) HFL and bottom of superstructure*

.Minimum earth cushion required over RCC Box is a) 300 mm b) 600 mm c) 0* d) 1000 mm

Description : .Minimum earth cushion required over RCC Box is a) 300 mm b) 600 mm c) 0* d) 1000 mm

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What is Pre Heating Temperature of rail ends in AT Welding? (i) 300 ± 20oC (ii) 400 ± 20oC (iii) 500 ± 20oC (iv) 600 ± 20oC *

Description : What is Pre Heating Temperature of rail ends in AT Welding? (i) 300 ± 20oC (ii) 400 ± 20oC (iii) 500 ± 20oC (iv) 600 ± 20oC *

Last Answer : (iv) 600 ± 20oC *

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

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

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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

Description : 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

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Free board given in septic tank is about (a) 100 mm (b) 200 mm (c) 300 mm* (d) 500 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*

The size of a plane table is (A) 750 mm × 900 mm (B) 600 mm × 750 mm (C) 450 mm × 600 mm (D) 300 mm × 450 mm

Description : The size of a plane table is (A) 750 mm × 900 mm (B) 600 mm × 750 mm (C) 450 mm × 600 mm (D) 300 mm × 450 mm

Last Answer : (B) 600 mm × 750 mm

To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length of the pipe is 1506 m and f = 0.01, ignoring other minor losses and assuming the economical diameter from Lea's formula D = 1.2 Q, the water horse power of the pump is (A) 400 (B) 450 (C) 500(D) 600

Description : To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is  installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length  of the ... the water horse power of the pump is  (A) 400  (B) 450  (C) 500 (D) 600

Last Answer : (D) 600

What is the range of tempering temperature (°C) for most of the materials? (A) 75-100 (B) 200-300 (C) 350-450 (D) 500-600

Description : What is the range of tempering temperature (°C) for most of the materials? (A) 75-100 (B) 200-300 (C) 350-450 (D) 500-600

Last Answer : (B) 200-300

Hot extrusion of aluminium is done in the temperature range of __________ °C. (A) 550-600 (B) 450-500 (C) 350-400 (D) 250-300

Description : Hot extrusion of aluminium is done in the temperature range of __________ °C. (A) 550-600 (B) 450-500 (C) 350-400 (D) 250-300

Last Answer : (C) 350-400

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

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..

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

Description : 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

Last Answer : c) Launching of girders with the help of a

The bottom of side drains should be below the formation level by at least------------ a) 45 cm b )30 cm* c) 15 cm d) 60 cm

Description : The bottom of side drains should be below the formation level by at least------------ a) 45 cm b )30 cm* c) 15 cm d) 60 cm

Last Answer : b )30 cm*

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

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.*

On Broad gauge tracks whistle indicator shall be provided at a distance of ---------- from level crossing along the track a) 400 meters b) 600 meters* c) 350 meters d) 500 meters

Description : On Broad gauge tracks whistle indicator shall be provided at a distance of ---------- from level crossing along the track a) 400 meters b) 600 meters* c) 350 meters d) 500 meters

Last Answer : b) 600 meters*

For protection of level crossing gate in an emergency on BG double line the Gateman should place one detonator at one place and 3 detonators at a subsequent place at a distance of ------- a) and------- meters respectively b) 400 meters in 800 meters c) 500 meters and 1000 meters d) 600 meters and 1200 meters* e) 800 meters in 1500 meters

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Last Answer : d) 600 meters and 1200 meters*