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8/13/2019 riyang khola @ 26.12.13
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Department of Construction Engineering
JADAVPUR UNIVERSITY, Kolkata700 09826.12.2013
8/13/2019 riyang khola @ 26.12.13
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8/13/2019 riyang khola @ 26.12.13
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THIS BRIDGE CONSISTS OFDECK SLAB 125mm THICK
INCLUDING WEARING
COAT.
LESS OR NO COVER TO THE
REINFORCEMENT OF DECK
SLAB, REINFORCEMENT
EXPOSED, SPALLING ,
DELAMINATION HAS
OCCURED
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INCEPTION REPORT ON ADEQUACY ASSESSMENT OF RIYANG KHOLA BRIDGE ON NAYABAZAR DARAMDIN
ROAD IN WEST SIKKIM
Department of Construction Engineering
JADAVPUR UNIVERSITY, Kolkata700 098
8/13/2019 riyang khola @ 26.12.13
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Top flange of stringer induced high corrosion.Cross beam end highly corroded, needs to bechecked under maximum rated wheel load.
Outer stringer (less loaded) is provided
with higher section (ISMB 300) than innerstringer (high loaded).
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INCEPTION REPORT ON ADEQUACY ASSESSMENT OF RIYANG KHOLA BRIDGE ON NAYABAZAR - DARAMDIN
ROAD IN WEST SIKKIM
Department of Construction Engineering
JADAVPUR UNIVERSITY, Kolkata700 098
8/13/2019 riyang khola @ 26.12.13
5/8
Cracks present in abutment.
Top chord of the truss is Unbraced. The
trusses have out-of-plane deformation inboth horizontal direction.
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INCEPTION REPORT ON ADEQUACY ASSESSMENT OF RIYANG KHOLA BRIDGE ON NAYABAZAR - DARAMDIN
ROAD IN WEST SIKKIM
Department of Construction Engineering
JADAVPUR UNIVERSITY, Kolkata700 098
8/13/2019 riyang khola @ 26.12.13
6/8
INCEPTION REPORT ON ADEQUACY ASSESSMENT OF RIYANG KHOLA BRIDGE ON NAYABAZAR - DARAMDIN
ROAD IN WEST SIKKIM
No Expansion joint. Gapfully concealed, thusmaking it malfunctional.
Clear sensing ofvibration at take off time
on bridge deck.
8/13/2019 riyang khola @ 26.12.13
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INCEPTION REPORT ON ADEQUACY ASSESSMENT OF RIYANG KHOLA BRIDGE ON NAYABAZAR DARAMDIN
ROAD IN WEST SIKKIM
Department of Construction Engineering
JADAVPUR UNIVERSITY, Kolkata700 098
RECOMMENDATION & DISCUSSION :
1. It is preferred that the bridge shall be closed for all types of vehicle traffic. If not,maximum 9R vehicles may be allowed one at a time.
2. An immediate planning shall be started for replacement or rehabilitation and retrofittingof the bridge.
3. All heavy vehicles shall immediately be stopped.
8/13/2019 riyang khola @ 26.12.13
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INCEPTION REPORT ON ADEQUACY ASSESSMENT OF RIYANG KHOLA BRIDGE ON NAYABAZAR-DARAMDIN
ROAD IN WEST SIKKIM
Department of Construction Engineering
JADAVPUR UNIVERSITY, Kolkata700 098
S/d S/dBISWAJIT SOM DR. GOKUL MONDAL
Associate Faculty & Consultant Associate ProfessorEmail ID: [email protected] Email ID: [email protected]
AnnexureDetailed Field Investigation Report
Based on
APPENDIX 1 : INVENTORY OF ROAD BRIDGE
APPENDIX 5 : CHECK LIST FOR INSPECTION REPORT
ofIRC:SP-35 Guidelines for Inspection Maintenance of Bridges
mailto:[email protected]:[email protected]:[email protected]:[email protected]