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Hanoi Urban Development Project – Nga Tu So Intersection

CONSTRUCTION OF NGA TU SO FLYOVER Nga Tu So Flyover is the first Extradose Stay Cable Flyover designed and executed in Vietnam.
The Flyover has length of 237m, width of 17.5m designed for 04 lanes.

Pre-stressed reinforcement concrete girders cast in place and includes 09 spans.
Abutments and piers of Flyover are constructed on a bored pile foundation including 76 piles with D=1m and long=46m.
The approach roads are 204m long.
DRAINAGE SYSTEM
Technical tunnel system is 2.73m wide and 2.3m deep.
PEDESTRIAN TUNNEL
The Pedestrian Tunnel has total length of 1000m, width of 7.5m and depth of 5m.
IMPROVEMENT OF NGA TU SO INTERSECTION AND AUXILIARY WORKS
Install the sign post, signal post, tree, public toilet and sanitary system.
TOTAL VALUE: 223 billions VND
CONTRACT DURATION: 28 months. 

 

This was the first time Vinaconex Corporation established a Joint Operation with Sumitomo Mitsui Construction Company, the leading Japanese Corporation in the Construction fields. Nga Tu So Intersection was one of the most important project of Hanoi, located at Southwest gateway of Hanoi city. The improvement of this intersection played a paramount role for the City’s transport, completely settled the regular traffic jams at this intersection.