Colombo Outer Circular Highway, Sri Lanka
Source：MCC20
Author：Department of Project Supervision
Date：16 April 2018
The Colombo Outer Circular Highway is constructed as a two-way, four-lane toll highway with a designed top speed of 100km per hour in Sri Lanka, as well as with the total length of 9.63km including a 6.46km overhead viaduct.
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