Description : 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
Last Answer : d) after stressing the cables
Description : Greasing of bearings of Steel girder bridges is done once in years.
Last Answer : Three
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 : 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*
Last Answer : d) All the above*
Description : 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 ... . c) In end stiffeners when the percentage of hammer loose rivets is >30% d) All the above*
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 : 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 : Steel channel sleepers are provided in bridges with superstructure of a) PSC slab b) PSC girder c) Steel girder* d) RCC Box
Last Answer : c) Steel girder*
Description : 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
Last Answer : b) first span only but on all spans for Imp. Bridges*
Description : 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
Last Answer : a) Within one year of installation*
Description : 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
Last Answer : c) Start of the bridge/work spot*
Description : .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
Last Answer : b) 1200 m*
Description : 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
Last Answer : b) open web through girders*
Description : 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
Last Answer : c) Erection of platform shelter*
Description : In a semi permanent (BG) diversion the gradient should not be steeper then (a) 1 in 75 (b) 1 in 125 (c) 1 in 100* (d) 1 in 150
Last Answer : (c) 1 in 100*
Description : Min. sleeper density in case of semi permanent diversion- (a) (m + 2) (b) (m + 3)* (c) (m + 4) (d) ( m + 7 )
Last Answer : (b) (m + 3)*
Description : In a semi permanent (BG) diversion the gradient should not be steeper then (a) 1 in 75 (b) 1 in 125 (c) 1 in 100 * (d) 1 in 150
Last Answer : (c) 1 in 100 *
Description : Sinking fund is (A) The fund for rebuilding a structure when its economic life is over (B) Raised to meet maintenance costs (C) The total sum to be paid to the municipal ... tenants (D) A part of the money kept in reserve for providing additional structures and structural modifications
Last Answer : (A) The fund for rebuilding a structure when its economic life is over
Description : Metallising is the process of spraying of …. on the surface prepared girder.
Last Answer : Zinc.. or ..Aluminium.
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
Last Answer : c) Deck plate girder*
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 : Piano wire is used for measuring the a) Distortion b)Camber in PSC girder c)Both a & b* d)None of above
Last Answer : c)Both a & b*
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 : Shallow type girder can be used in a) ROBs b) RUBs* c) FOBs
Last Answer : b) RUBs*
Description : 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
Last Answer : b) commencing from bottom of girder towards bed level*
Description : 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)
Last Answer : c) whichever is more in a) & b)*
Description : 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
Last Answer : a) patch painting*
Description : 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
Last Answer : b) periodical through painting*
Description : 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
Last Answer : c) semi-through type 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
Last Answer : b) through type girder*
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 : Super structure of a bridge includes a) Girder/Slab* b) Abutment c) Piers d) Bed block
Last Answer : a) Girder/Slab*
Description : Sub structure of a bridge does not include a) Abutment b) Girder/Slab* c) Piers d) Wing and Return walls
Last Answer : b) Girder/Slab*
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 : 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
Last Answer : a) Under live load and dead load*
Description : How do engineer determine the number of cells for concrete box girder bridges?
Last Answer : If the depth of a box girder bridge exceeds 1/6 or 1/5 of the bridge width, then it is recommended to be designed as a single cell box girder bridge. However, if the bridge depth is ... improvement in transverse load distribution when the number of cells of box girder is increased to three or more.
Description : Are diaphragms necessary in the design of concrete box girder bridges?
Last Answer : Diaphragms are adopted in concrete box girder bridges to transfer loads from bridge decks to bearings. Since the depth of diaphragms normally exceeds the width by two times, they are usually designed ... In fact, diaphragms also contribute to the provision of torsional restraint to the bridge deck.
Description : In Case If Concrete Box Girder Bridges How Is The Number Of Cells Determined?
Last Answer : Answer : When the depth of a box girder bridge exceed 1/6th or 1/5th of the bridge width then the design recommended is that of a single cell box girder bridge. But in case the depth of ... the transverse load distribution when the number of cells of the box girder is higher than three or more.
Description : The project report of final location survey gives tabulated statement of the following (a) Curve abstract (b) Gradient abstract (c) Bridge abstract (d) Important bridges (e) Station machinery (f) Stations and stations sites (g) All the above*
Last Answer : g) All the above*
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 : If the SSE/SE/JE/ Br. working in the section is not readily available, another SSE/SE/JE may be authorised by …………….. to witness payment on the section. a) DEN b) SSE/SE/JE/ c) AEN (Bridges)* d) Office clerk
Last Answer : c) AEN (Bridges)
Description : 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 *
Last Answer : d) All the above
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 : 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*
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 : 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 : 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 : 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*