ID :1046 Steel girder bridge

on Chainage 3.025 of Batadhar Nagchulakhal Kunkhet Chhadisain motor road

In District Chamoli Under CD Gairsain Division


Critical Report on Bridge Condition

Form Filled By Lalit Singh Adhikari [8800968]

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 Not So Bad Some Qty 2
B- DRAINAGE
a) Badly built road drainage near bridge? NO Problem -- -- 0
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? Yes Not So Bad Some Qty 2
g) Movement or bending of parapet? NO Problem -- -- 0
h) Poor pointing/ Plaster on parapet? Yes Not So Bad Some Qty 2
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? Yes Not So Bad Some Qty 2
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 GIRDERS
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 GIRDERS AND BRACINGS
a) Deterioration of paint or galvanising Yes Not So Bad Some Qty 2
b) Corrosion? NO Problem -- -- 0
c) Bends in webs, flanges, stiffeners or bracings? NO Problem -- -- 0
d) Loose bolts or rivets? NO Problem -- -- 0
e) Cracking? NO Problem -- -- 0
STEEL UNDERSIDE OF DECK
a) Deterioration of paint or galvanising? Yes Not So Bad Much Qty 3
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? Yes Not So Bad Some Qty 2
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? NO Problem -- -- 0
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? Yes Not So Bad Some Qty 2
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? Not Accessible -- -- --
b) Spalling? Not Accessible -- -- --
c) Corrosion of reinforcement? Not Accessible -- -- --
d) Poor concrete? Not Accessible -- -- --
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? Yes Not So Bad Some Qty 2
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? Not Accessible -- -- --
b) Spalling? Not Accessible -- -- --
c) Corrosion of reinforcement? Not Accessible -- -- --
d) Poor concrete? Not Accessible -- -- --
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 Accessible -- -- --
b) Poor pointing? Not Accessible -- -- --
c) Scour or erosion at edge? Not Accessible -- -- --
d) Pieces broken off? Not Accessible -- -- --
e) Piping failure of fill? Not Accessible -- -- --
B- SLOPE PROTECTION WITH CRATES
a) Not much movement of crates? NO Problem -- -- 0
b) Damage to crates or ties? NO Problem -- -- 0
C- PITCHING SLOPE PROTECTION WITH CONCRETE BLOCKS
a) Slope getting washed out? NO Problem -- -- 0
b) Settlement? NO Problem -- -- 0
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 NO Problem -- -- 0
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? Yes Not So Bad Some Qty 2
b) Cracking? NO Problem -- -- 0
c) Spalling or stones missing? NO Problem -- -- 0
d) Erosion of surface? Yes Not So Bad Some Qty 2
e) Corrosion of reinforcement? NO Problem -- -- 0
11 PIERs Component Weightage 60
Pier-1
TYPE - MASONRY PIERS
a) Scour near base of pier? NO Problem -- -- 0
b) Damage to foundations? NO Problem -- -- 0
c) Movement of pier? NO Problem -- -- 0
d) Impact damage? NO Problem -- -- 0
e) Vegetation growirig on pier? Yes Not So Bad Some Qty 2
f) Water Leaking past expansion joint NO Problem -- -- 0
MASONRY PIERS
a) Cracking? NO Problem -- -- 0
b) Poor pointing? NO Problem -- -- 0
c) Deterioration of masonry NO Problem -- -- 0
Pier-2
TYPE - CONCRETE PIERS
a) Scour near base of pier? NO Problem -- -- 0
b) Damage to foundations? NO Problem -- -- 0
c) Movement of pier? NO Problem -- -- 0
d) Impact damage? NO Problem -- -- 0
e) Vegetation growirig on pier? Yes Not So Bad Some Qty 2
f) Water Leaking past expansion joint NO Problem -- -- 0
CONCRETE PIERS
a) Cracking? Not Accessible -- -- --
b) Spalling? Not Accessible -- -- --
c) Corrosion of reinforcement? Not Accessible -- -- --
d) Poor concrete? Not Accessible -- -- --

End of Report