Kelalong River (Sungai Kelalong) is located about 20km
north-east of Bintulu, Malaysia. Sarawak Public Works Department
engaged GHD to conduct preliminary design; geotechnical
investigation; review of hydrology and reservoir yield; detailed
design of embankment, spillway and outlet works and bidding; and
award assistance for the dam and associated works.
The dam has a reservoir capacity of
33,680Ml at the full supply level of E130m. It comprises the main
dam, saddle dam, concrete lined open channel spillway and an outlet
for peak release.
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