ID :10 Steel Girder Bridge over Alaknanda River

on Chainage 25.650 of Karanprayag Pokhari Gopeshwer state highway

In District Chamoli Under CD Pokhari Division


Critical Report on Bridge Condition

Form Filled By Sanjay Prashad Sinha [380010789]

Inspection Team

"Class B loading ,95 m span Motor bridge is safe"

(Sanjay Prashad Sinha)

Executive Engineer Civil

on Nov 24, 2023

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? NO Problem -- -- 0
B- DRAINAGE
a) Badly built road drainage near bridge? Yes Not So Bad Some Qty 2
b) Blocked or damaged road drains? Yes Bad Some Qty 5
c) Water on the deck? NO Problem -- -- 0
d) Blocked or damaged deck drains? NO Problem -- -- 0
C- WEARING COAT
BITUMEN WEARING COURSE
a) Surface breaking up or lifting off? Yes Bad Some Qty 5
b) Cracking above joints ? 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? Not Applicable -- -- --
d) Damaged coatirig or paint on steel surface? Not Applicable -- -- --
e) Corrosion on steel surface? Not Applicable -- -- --
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? Yes Not So Bad Not Much Qty 1
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? Yes Not So Bad Some Qty 2
d) Trees or bushes.growing under bridge? Yes Not So Bad Not Much Qty 1
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? Not Applicable -- -- --
b) Damage to walls? Not Applicable -- -- --
c) Loss of pitching? Not Applicable -- -- --
d) Damage to crates, timber, fencing, etc.? Not Applicable -- -- --
e) Damage to trees? Not Applicable -- -- --
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? 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 Not Much Qty 1
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 Applicable -- -- --
b) Spalling? Not Applicable -- -- --
c) Corrosion of reinforcement? Not Applicable -- -- --
d) Poor concrete? Not Applicable -- -- --
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 Not Much Qty 1
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 Applicable -- -- --
b) Spalling? Not Applicable -- -- --
c) Corrosion of reinforcement? Not Applicable -- -- --
d) Poor concrete? Not Applicable -- -- --
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? Not Applicable -- -- --
d) Pieces broken off? Not Applicable -- -- --
e) Piping failure of fill? Not Applicable -- -- --
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? Not Applicable -- -- --
b) Loss of material Not Applicable -- -- --
c) Crates broken away from pier or abutment? Not Applicable -- -- --
d) Damage to wires or ties? Not Applicable -- -- --
B- STONE PITCHING OR CONCRETE BED PROTECTION AND APRONS
a) Scour at edge? Not Applicable -- -- --
b) Cracking? Not Applicable -- -- --
c) Spalling or stones missing? Not Applicable -- -- --
d) Erosion of surface? Not Applicable -- -- --
e) Corrosion of reinforcement? Not Applicable -- -- --

End of Report