owner

bangkok metropolitan administration - department of public works

project

• design and build competition
• development of two design alternatives for the contractor group chor-karnchang, public company limited (bangkok) and hitachi zosen corp. (japan)
• work done in association with scandiaconsult international (stockholm), arun chaiseri engineering and sea consult (bangkok)
• competition result : 2nd

scope of work of T ingénierie sa

consultant organisation :

• project management and conceptual design of the approach spans: scandiaconsult international
• conceptual design of main bridge: T ingénierie sa
• foundations: arun chaiseri
• road works and local coordination: sea consult

specifications

• . asymetrical cable stayed bridge over the chao prahia river, in the historical center of bangkok
• . architectural and urbanistic integration study
• . 5 km of elevated road as approach bridge
• . cable stayed bridge: inverted y pylon, main span 300m balanced by a very short side span with counterweight (160 m)
• . first alternative includes a composite cross section with lateral suspension
• . second alternative present a steel box girder with central suspension
• . global estimated costs (approach + main bridge) : approx. chf 120’000’000 .-

schedule

competition 1998

construction 2000-2003 with australian group of