Penchala Tunnel on Western Kuala Lumpur Dispersal Scheme


SPRINT - Skim Penyuraian Trafik Kuala Lumpur Barat / CMC Ravenna

Cost of works:

USD $ 24.5 million

Period of Activity:

2002 - 2004

The project completes the West highway system of the city of Kuala Lumpur. It is a 5km-long, three-lanes per carriageway tunnel. It was open to traffic in August 2004. The project includes a tunnel, 3 viaducts, 3 crossroads and other connection roads and a toll gate.

— Project Description:

Penchala tunnel is an approximately 710m-long, twin-tube tunnel, located a few kilometers from the famous Petronas towers. The tunnel was excavated full face (140m 2 ) using explosives. Inspections were carried out systematically as the excavation proceeded, in order to validate the geological model and check for any water inflow. The 40cm-thick final concrete lining was not reinforced.

— Description of Services:

Basic Design, Final Design, Detailed Design, and construction follow-up of the tunnel.

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