Assignment Name: Design Review and Construction Supervision Consultancy Services for Construction of Bridge at 17th km on the Kachua-Betagi-Patuakhali-Lohalia-Kalayia Road over the River Paira. Name of Client: Bangladesh Bridge Authority (BBA). Location: Betagi-Patuakhali Year of Completion: 27 February 2025 Project of Description: Bridge: Total length of the bridge is 1690m. The Main bridge and Viaduct are as follows; Main Bridge is 1000.0m long consist of segmental pre-stressed post tensioned box girder. Structural forms: 2×50+9×100 =1000.0m Viaduct is 690.0m long consist of pre-stressed I section. Structural forms:11×30+12×30 =690.0m Approach Road: Approx. 500.0m on each side River Training Work (RTW): River Bank protection works would be 100m upstream and 50m downstream of the bridge centre line on both sides of the river. Services Provided: - Review of detailed design including topographic, hydrological, and geophysical and other surveys, environmental impact assessment etc. Supervision of Constructions works.
- Training of Department Staff-Training in bridge design, construction and maintenance management in particular the design, construction and maintenance of box Girder Bridge.
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