ID :1381 Bamanbera

on Chainage 19.400 of Nanda devi rajjat road (Tharali Dewal Mundoli Waan state highway)

In District Chamoli Under CD Tharali Division


Critical Report on Bridge Condition

Form Filled By Dinesh Mohan Gupta [750010281]

Inspection Team

"Bridge sanctioned B class loading to A class loading"

(Dinesh Mohan Gupta)

Executive Engineer Civil

on Dec 03, 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? Yes Not So Bad Not Much Qty 1
B- DRAINAGE
a) Badly built road drainage near bridge? Yes Not So Bad Much Qty 3
b) Blocked or damaged road drains? Yes Not So Bad Much Qty 3
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? Yes Not So Bad Not Much Qty 1
c) Reinforcement exposed? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
e) Wear of surface due to small stones? Yes Not So Bad Some Qty 2
D- KERBS & FOOTPATHS
a) Loose railing fixtures? Yes Not So Bad Not Much Qty 1
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? Yes Not So Bad Not Much Qty 1
c) Loose base of posts? NO Problem -- -- 0
d) Damaged coatirig or paint on steel surface? Yes Bad Some Qty 5
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? 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 Not Much Qty 1
c) Loose or damaged fixtures? Yes Not So Bad Some Qty 2
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? Yes Not So Bad Some Qty 2
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? Yes Not So Bad Some Qty 2
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? Yes Not So Bad Some Qty 2
b) Damage to walls? Yes Not So Bad Some Qty 2
c) Loss of pitching? Yes Not So Bad Some Qty 2
d) Damage to crates, timber, fencing, etc.? Yes Not So Bad Not Much Qty 1
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? Yes Bad Some Qty 5
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? Yes Not So Bad Not Much Qty 1
f) Loose bolts or rivets? Yes Not So Bad Not Much Qty 1
g) Cracking of steel members? NO Problem -- -- 0
STEEL UNDERSIDE OF DECK
a) Deterioration of paint or galvanising? Yes Bad Some Qty 5
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? Yes Not So Bad Not Much Qty 1
b) Damage to foundation? NO Problem -- -- 0
c) Movement of abutment? NO Problem -- -- 0
d) Debris against abutment? Yes Not So Bad Not Much Qty 1
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? Yes Not So Bad Some Qty 2
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? Yes Not So Bad Not Much Qty 1
b) Damage to foundation? NO Problem -- -- 0
c) Movement of abutment? NO Problem -- -- 0
d) Debris against abutment? Yes Not So Bad Some Qty 2
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? NO Problem -- -- 0
b) Poor pointing? NO Problem -- -- 0
c) Scour or erosion at edge? NO Problem -- -- 0
d) Pieces broken off? NO Problem -- -- 0
e) Piping failure of fill? NO Problem -- -- 0
B- SLOPE PROTECTION WITH CRATES
a) Not much movement of crates? Yes Not So Bad Not Much Qty 1
b) Damage to crates or ties? Yes Not So Bad Not Much Qty 1
C- PITCHING SLOPE PROTECTION WITH CONCRETE BLOCKS
a) Slope getting washed out? Yes Not So Bad Not Much Qty 1
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 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? Yes Not So Bad Not Much Qty 1
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