ID :3183 GHAT GAD BRIDGE

on Chainage 6.800 of Dewal-Kandai-Sawar Motor Road.

In District Chamoli Under CD Tharali Division


Critical Report on Bridge Condition

Form Filled By Beerendra Singh [040010254]

Inspection Team

Detail Report

# Parameter Problem ? How Bad? How Much?
1 ROAD APPROCHES AND DECK Component Weightage 10
A- ROAD SURFACE NEAR BRIDGE
a) Bumpy road surface near bridge? Yes Bad Some Qty 5
B- DRAINAGE
a) Badly built road drainage near bridge? Yes Bad Some Qty 5
b) Blocked or damaged road drains? NO Problem -- -- 0
c) Water on the deck? NO Problem -- -- 0
d) Blocked or damaged deck drains? NO Problem -- -- 0
C- WEARING COAT
CONCRETE WEARING COURSE
a) Cracking? NO Problem -- -- 0
b) Spalling? NO Problem -- -- 0
c) Reinforcement exposed? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
e) Wear of surface due to small stones? NO Problem -- -- 0
D- KERBS & FOOTPATHS
a) Loose railing fixtures? NO Problem -- -- 0
a) Damaged or loose kerbs? NO Problem -- -- 0
2 PARAPETS, RAILINGS AND CRASH BARRIERS Component Weightage 10
a) Impact damaged? NO Problem -- -- 0
b) Loose or damaged fixings? NO Problem -- -- 0
c) Loose base of posts? NO Problem -- -- 0
d) Damaged coatirig or paint on steel surface? NO Problem -- -- 0
e) Corrosion on steel surface? NO Problem -- -- 0
f) Cracking on Masonary Parapets? NO Problem -- -- 0
g) Movement or bending of parapet? NO Problem -- -- 0
h) Poor pointing/ Plaster on parapet? NO Problem -- -- 0
i) Deterioration of bricks or stones? NO Problem -- -- 0
3 EXPANSION JOINT AT ABUTMENTS & PIERS Component Weightage 10
a) Damage to concrete of deck end or dirt wall near joint? NO Problem -- -- 0
b) Debris or vegetation in joint? NO Problem -- -- 0
c) Loose or damaged fixtures? NO Problem -- -- 0
d) Damage or corrosion to metal parts? NO Problem -- -- 0
e) Damage to rubber waterseals? NO Problem -- -- 0
4 RIVER Component Weightage 10
A- BLOCKAGES IN WATERWAY
a) Debris against piers or abutments? NO Problem -- -- 0
b) Remains of old bridge under or upstream of the bridge? NO Problem -- -- 0
c) Fencing or buildings under bridge? NO Problem -- -- 0
d) Trees or bushes.growing under bridge? NO Problem -- -- 0
B- CHANGE IN RIVER COURSE
a) River changing path upstream of bridge? NO Problem -- -- 0
b) New islands forming upstream of bridge? NO Problem -- -- 0
C- RIVER TRAINING WORKS
a) River attack beyond the upstream end of river training works? NO Problem -- -- 0
b) Damage to walls? NO Problem -- -- 0
c) Loss of pitching? NO Problem -- -- 0
d) Damage to crates, timber, fencing, etc.? NO Problem -- -- 0
e) Damage to trees? NO Problem -- -- 0
5 SUPERSTRUCTURE Component Weightage 60
STEEL TRUSSES
General
a) Impact damage to girders, trusses or bracings? NO Problem -- -- 0
b) Debris or vegetation on beams, girders, trusses bracings or joints? NO Problem -- -- 0
c) Water coming through the deck? NO Problem -- -- 0
d) Water from the deck drainage flowing on to girders, trusses, beams or bracings? NO Problem -- -- 0
e) Not enough vertical & horizontal clearances? NO Problem -- -- 0
STEEL TRUSSES
a) Deterioration of paint or galvanising? NO Problem -- -- 0
b) Corrosion? NO Problem -- -- 0
c) Bends in members? NO Problem -- -- 0
d) Bent or damaged joints? NO Problem -- -- 0
e) Bent or damaged bracing? NO Problem -- -- 0
f) Loose bolts or rivets? NO Problem -- -- 0
g) Cracking of steel members? NO Problem -- -- 0
STEEL UNDERSIDE OF DECK
a) Deterioration of paint or galvanising? NO Problem -- -- 0
b) Corrosion? NO Problem -- -- 0
c) Bends in stringers or plates? NO Problem -- -- 0
d) Loose bolts or rivets? NO Problem -- -- 0
e) Cracking? NO Problem -- -- 0
6 BEARINGS Component Weightage 10
METAL BEARINGS
a) Debris or vegetation around bearings? NO Problem -- -- 0
b) Bad drainage? NO Problem -- -- 0
c) Not enough room for the bridge span to move? NO Problem -- -- 0
d) Bearing not seated properly? NO Problem -- -- 0
e) Bridge span not seated properly on bearing? NO Problem -- -- 0
f) Damaged bedding mortar? NO Problem -- -- 0
g) Damaged or loose earthquake restraints? NO Problem -- -- 0
METAL BEARINGS
a) Parts not properly seated? NO Problem -- -- 0
b) Parts not free to move? NO Problem -- -- 0
c) Problem with the lubrication system? NO Problem -- -- 0
d) Sliding surfaces damaged? NO Problem -- -- 0
e) Cracks or bends in metal parts/ Bearing? NO Problem -- -- 0
f) Corrosion of metal parts? Yes Not So Bad Not Much Qty 1
7 Right Side ABUTMENT, WING WALLS & RETAINING WALLS Component Weightage 10
A- GENERAL
a) Erosion or scour at abutment? NO Problem -- -- 0
b) Damage to foundation? NO Problem -- -- 0
c) Movement of abutment? NO Problem -- -- 0
d) Debris against abutment? NO Problem -- -- 0
e) Vegetation growing on-or in abutment? NO Problem -- -- 0
f) Scour near to retaining walls? NO Problem -- -- 0
g) Movement of retaining walls? NO Problem -- -- 0
h) Water leaking down through the expansion joint? NO Problem -- -- 0
B- DRAINAGE SYSTEM
a) Not enough weepholes? NO Problem -- -- 0
b) Weepholes not working? NO Problem -- -- 0
c) Water leaking through the abutment? NO Problem -- -- 0
C- CONCRETE WALLS
a) Cracking? NO Problem -- -- 0
b) Spalling? NO Problem -- -- 0
c) Corrosion of reinforcement? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
D- MASONRY WALLS
a) Cracking? NO Problem -- -- 0
b) Bulging? NO Problem -- -- 0
c) Poor pointing? NO Problem -- -- 0
d) Deterioration of bricks or stones? NO Problem -- -- 0
E- EMBANKMENTS AND FILL IN FRONT OF ABUTMENT
a) Scour at base of slopes? NO Problem -- -- 0
b) Slippage of fill? NO Problem -- -- 0
c) Erosion of fill? NO Problem -- -- 0
d) Cracking of road or embankment edge? NO Problem -- -- 0
e) Piping failure of fill? NO Problem -- -- 0
8 Left Side ABUTMENT, WING WALLS & RETAINING WALLS Component Weightage 10
A- GENERAL
a) Erosion or scour at abutment? NO Problem -- -- 0
b) Damage to foundation? NO Problem -- -- 0
c) Movement of abutment? NO Problem -- -- 0
d) Debris against abutment? NO Problem -- -- 0
e) Vegetation growing on-or in abutment? NO Problem -- -- 0
f) Scour near to retaining walls? NO Problem -- -- 0
g) Movement of retaining walls? NO Problem -- -- 0
h) Water leaking down through the expansion joint? NO Problem -- -- 0
B- DRAINAGE SYSTEM
a) Not enough weepholes? NO Problem -- -- 0
b) Weepholes not working? NO Problem -- -- 0
c) Water leaking through the abutment? NO Problem -- -- 0
C- CONCRETE WALLS
a) Cracking? NO Problem -- -- 0
b) Spalling? NO Problem -- -- 0
c) Corrosion of reinforcement? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
D- MASONRY WALLS
a) Cracking? NO Problem -- -- 0
b) Bulging? NO Problem -- -- 0
c) Poor pointing? NO Problem -- -- 0
d) Deterioration of bricks or stones? NO Problem -- -- 0
E- EMBANKMENTS AND FILL IN FRONT OF ABUTMENT
a) Scour at base of slopes? NO Problem -- -- 0
b) Slippage of fill? NO Problem -- -- 0
c) Erosion of fill? NO Problem -- -- 0
d) Cracking of road or embankment edge? NO Problem -- -- 0
e) Piping failure of fill? NO Problem -- -- 0
9 Embankments Component Weightage 10
A- STONE PITCHING SLOPE PROTECTION
a) Cracking? Not Applicable -- -- --
b) Poor pointing? Not Applicable -- -- --
c) Scour or erosion at edge? NO Problem -- -- 0
d) Pieces broken off? Not Applicable -- -- --
e) Piping failure of fill? Not Applicable -- -- --
B- SLOPE PROTECTION WITH CRATES
a) Not much movement of crates? Not Applicable -- -- --
b) Damage to crates or ties? Not Applicable -- -- --
C- PITCHING SLOPE PROTECTION WITH CONCRETE BLOCKS
a) Slope getting washed out? Not Applicable -- -- --
b) Settlement? Not Applicable -- -- --
10 RIVER BED Component Weightage 10
A- BED PROTECTION AND APRONS
a) Large holes in the river bed? NO Problem -- -- 0
b) Loss of material Yes Not So Bad Not Much Qty 1
c) Crates broken away from pier or abutment? NO Problem -- -- 0
d) Damage to wires or ties? NO Problem -- -- 0
B- STONE PITCHING OR CONCRETE BED PROTECTION AND APRONS
a) Scour at edge? NO Problem -- -- 0
b) Cracking? NO Problem -- -- 0
c) Spalling or stones missing? NO Problem -- -- 0
d) Erosion of surface? NO Problem -- -- 0
e) Corrosion of reinforcement? NO Problem -- -- 0

End of Report