ID :1739 Suspension Bridge

on Chainage 67.700 of Tehri Hindolakhal Devprayag Vyasghat Bilkhet state highway

In District Pauri Under PD Pauri Division


Critical Report on Bridge Condition

Form Filled By Dinesh Chandra Nautiyal [410011236]

Inspection Team

"Suspension bridge is very old (about, 75 years old) .Steel parts are almost corroded.bridge is closed for pedestrian movement since 2 years."

(Dinesh Chandra Nautiyal)

Executive Engineer Civil

on Jul 17, 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 Some Qty 2
B- DRAINAGE
a) Badly built road drainage near bridge? Not Applicable -- -- --
b) Blocked or damaged road drains? Not Applicable -- -- --
c) Water on the deck? Not Applicable -- -- --
d) Blocked or damaged deck drains? Not Applicable -- -- --
C- WEARING COAT
BITUMEN WEARING COURSE
a) Surface breaking up or lifting off? Yes Very Bad Not Much Qty 7
b) Cracking above joints ? Yes Very Bad Much Qty 9
D- KERBS & FOOTPATHS
a) Loose railing fixtures? Not Applicable -- -- --
a) Damaged or loose kerbs? Not Applicable -- -- --
2 PARAPETS, RAILINGS AND CRASH BARRIERS Component Weightage 10
a) Impact damaged? Not Applicable -- -- --
b) Loose or damaged fixings? Yes Bad Much Qty 6
c) Loose base of posts? Yes Bad Much Qty 6
d) Damaged coatirig or paint on steel surface? Yes Very Bad Much Qty 9
e) Corrosion on steel surface? Yes Very Bad Much Qty 9
f) Cracking on Masonary Parapets? NO Problem -- -- 0
g) Movement or bending of parapet? Not Applicable -- -- --
h) Poor pointing/ Plaster on parapet? Not Applicable -- -- --
i) Deterioration of bricks or stones? Not Applicable -- -- --
3 EXPANSION JOINT AT ABUTMENTS & PIERS Component Weightage 10
a) Damage to concrete of deck end or dirt wall near joint? Not Applicable -- -- --
b) Debris or vegetation in joint? Not Applicable -- -- --
c) Loose or damaged fixtures? Not Applicable -- -- --
d) Damage or corrosion to metal parts? Not Applicable -- -- --
e) Damage to rubber waterseals? Not Applicable -- -- --
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? Not Applicable -- -- --
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? Not Applicable -- -- --
e) Not enough vertical & horizontal clearances? NO Problem -- -- 0
STEEL GIRDERS AND BRACINGS
a) Deterioration of paint or galvanising Yes Very Bad Much Qty 9
b) Corrosion? Yes Very Bad Much Qty 9
c) Bends in webs, flanges, stiffeners or bracings? Yes Bad Not Much Qty 4
d) Loose bolts or rivets? Yes Very Bad Not Much Qty 7
e) Cracking? Yes Bad Not Much Qty 4
STEEL UNDERSIDE OF DECK
a) Deterioration of paint or galvanising? Yes Very Bad Much Qty 9
b) Corrosion? Yes Very Bad Much Qty 9
c) Bends in stringers or plates? Yes Not So Bad Some Qty 2
d) Loose bolts or rivets? NO Problem -- -- 0
e) Cracking? Yes Bad Not Much Qty 4
6 BEARINGS Component Weightage 10
NOT APPLICABLE
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? 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? 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 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? 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? Not Applicable -- -- --

End of Report