ID :2456 Suspension Bridge 60 M. Span on Kairagaon Ladiya Nadi

on Chainage 1.000 of road unknown

In District Nanital Under TD Bhawali Division


Critical Report on Bridge Condition

Form Filled By Subhash Rawat [SJE268]

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? NO Problem -- -- 0
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? Yes Very Bad Much Qty 9
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 Very Bad Much Qty 9
g) Movement or bending of parapet? Yes Very Bad Much Qty 9
h) Poor pointing/ Plaster on parapet? NO Problem -- -- 0
i) Deterioration of bricks or stones? Yes Very Bad Much Qty 9
3 EXPANSION JOINT AT ABUTMENTS & PIERS Component Weightage 10
a) Damage to concrete of deck end or dirt wall near joint? Yes Very Bad Much Qty 9
b) Debris or vegetation in joint? Yes Very Bad Much Qty 9
c) Loose or damaged fixtures? Yes Very Bad Much Qty 9
d) Damage or corrosion to metal parts? Yes Very Bad Much Qty 9
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
CONCRETE
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
CONCRETE BEAMS
a) Cracking? Yes Very Bad Much Qty 9
b) Spalling? NO Problem -- -- 0
c) Corrosion of reinforcement? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
CONCRETE UNDERSIDE OF DECK
a) Cracking? NO Problem -- -- 0
b) Spalling? NO Problem -- -- 0
c) Reinforcement corrosion? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
e) Less cover to reinforcement? NO Problem -- -- 0
6 BEARINGS Component Weightage 10
RUBBER 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? Yes Very Bad Much Qty 9
d) Bearing not seated properly? NO Problem -- -- 0
e) Bridge span not seated properly on bearing? NO Problem -- -- 0
f) Damaged bedding mortar? Yes Very Bad Much Qty 9
g) Damaged or loose earthquake restraints? Yes Very Bad Much Qty 9
RUBBER BEARINGS
a) Splitting, tearing or cracking of rubber? NO Problem -- -- 0
b) Damaged bedding mortar? Yes Very Bad Much Qty 9
7 Right Side ABUTMENT, WING WALLS & RETAINING WALLS Component Weightage 10
A- GENERAL
a) Erosion or scour at abutment? Yes Very Bad Much Qty 9
b) Damage to foundation? Yes Very Bad Much Qty 9
c) Movement of abutment? Yes Very Bad Much Qty 9
d) Debris against abutment? Yes Very Bad Much Qty 9
e) Vegetation growing on-or in abutment? NO Problem -- -- 0
f) Scour near to retaining walls? NO Problem -- -- 0
g) Movement of retaining walls? Yes Very Bad Much Qty 9
h) Water leaking down through the expansion joint? Yes Very Bad Much Qty 9
B- DRAINAGE SYSTEM
a) Not enough weepholes? NO Problem -- -- 0
b) Weepholes not working? Yes Very Bad Much Qty 9
c) Water leaking through the abutment? Yes Very Bad Much Qty 9
C- CONCRETE WALLS
a) Cracking? Yes Very Bad Much Qty 9
b) Spalling? Yes Very Bad Much Qty 9
c) Corrosion of reinforcement? NO Problem -- -- 0
d) Poor concrete? NO Problem -- -- 0
D- MASONRY WALLS
a) Cracking? NO Problem -- -- 0
b) Bulging? Yes Very Bad Some Qty 8
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 Very Bad Much Qty 9
b) Damage to foundation? Yes Very Bad Much Qty 9
c) Movement of abutment? Yes Very Bad Much Qty 9
d) Debris against abutment? Yes Very Bad Much Qty 9
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? Yes Very Bad Much Qty 9
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? NO Problem -- -- 0
b) Damage to crates or ties? NO Problem -- -- 0
C- PITCHING SLOPE PROTECTION WITH CONCRETE BLOCKS
a) Slope getting washed out? Yes Very Bad Much Qty 9
b) Settlement? Yes Very Bad Much Qty 9
10 RIVER BED Component Weightage 10
A- BED PROTECTION AND APRONS
a) Large holes in the river bed? Yes Very Bad Much Qty 9
b) Loss of material Yes Very Bad Much Qty 9
c) Crates broken away from pier or abutment? Yes Very Bad Much Qty 9
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