The Stormwater Management and Road Tunnel is a project necessitated by an urgent
need to solve two major problems that have been having crippling effect in the city of
Kuala Lumpur. With heightened land development resulting in increased surface
runoff coupled with constrictions along the main rivers running through the city,
frequent flooding had brought losses and inconvenience to the business district centre
of Kuala Lumpur (refer to Figure 1). In addition, traffic congestion occurs due to the
increasing numbers of vehicles on the road