PRINCIPAL BRIDGE INSPECTION REPORT

PRINCIPAL BRIDGE INSPECTION REPORT
LRP name: LRP 60B
Zone: Chittagong; Circle: Chittagong; Division: Chittagong.
Road No.: R-161.
Road Name: Rangamati-Bandarbon Road
1. Summary
1.1 The principal bridge inspection of this Bandarbon Bridge was carried out by
SARM – DUL Consortium on the 14 th December 2004.
1.2 This was constructed in 1987.
1.3 The structure is in fair condition but there is some rehabilitation work for
sidewalk.
2. General Information
2.1 The bridge is located at chainage 60.543 Km of Rangamati-Bandarbon (R-161).
This is a 166.6m long pre-stressed concrete girder bridge having 5 spans. Length
of individual spans are 18.0m, 3nos. @ 42.6m and 18.0m. The width and carriage
way of the bridge is respectively 9.9m and 7.4m.
3. Results of inspection
3.1 Foundation
The foundations are supported on RCC piles. Foundation of abutments are buried
and could not be visually inspected. The well foundation for the piers is also
buried, so it was not possible to comment on their condition. However, there is no
sign of tilting or settlement of piers.
3.2 Abutment
Both abutments are RCC solid type and condition is good.
3.3 Pier
Piers are RCC column type and in good condition.
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3.4 Wing Walls
All the wing walls are of RCC solid. These are fixed with abutments and have
weep holes. They are in good condition.
3.5 Bearings
Bearings are neoprene bearing pads and are in good condition.
3.6 Pre-stressed Concrete Girder
Each Span of this bridge contains 5 nos. P.C. girders. All are in good condition.
3.7 Railing
The Railing is the combination of RCC Post and Rail.
The overall condition of the railing is good. It has 1.0m. wide foot path at both
sides.
3.8 Deck Slab
The condition of RCC deck slab is good.
3.9 Wearing Course
The wearing course is of bituminous type and is in good condition.
3.10 Expansion Joint
The expansion joints are in good condition
3.11 Approach Protection and Drainage
The bridge has no abutment approach protection and drainage facility. The bridge
has drainage facility. There is minor settlement in road approach.
3.12 Navigability
It is navigable all the time. Most of the river traffics are different types of boats.
Their heights are mostly 1.0 to 3.0m.
3.13 Recommendation
The following recommendations need to be followed.
8.0sqm road approaches need to repair. 10.0m side walk need to repair.
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Top View of the Bridge
Side View of the Bridge
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Approach of Bridge
Another Top View of the Bridge
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