The detailed design for the “Projek Menaiktaraf Ampang river Daerah Hulu Langat” was commissioned in September 2001. The total length involved is 5.7 km. The main objective of the Project is to improve the flow capacity of the Ampang River to be able to cater for the 100-year return period flood discharge.
The main components of scope of works are summarized as below :