Technical Data Of Pedu Dam

General
Reservoir Storage 1073 x 106 m3
Useful Drawdown 97.56 m to 67.07 m MSL
Reservoir Area 52 sq. km
Catchment Area 171 sq. km
Dam
Type Rockfill with upstream asphaltic concrete membrane
Foundation C’glomerate, quartzite, shale
Maximum Height 61 metre
Length At Top 220 metre
Width Of Base 213 metre
Upstream Slope 1 in 1.7
Downstream Slope 1 in 1.5
Description Asphaltic membrane 10 cm thick
Spillway
Design Flood 280 m3 / sec at 100.15m MSL
Description Overflow spill at Batang
Length Of Crest 38.1 metre
Crest Level 97.56 m MSL
Draw-Off
Design draw-off 141.6 m3 / sec
Through Pipes 2 x 2.6 m dia.
Controlled By Hollow jet disc regulator with butterfly guard valves
Construction
Excavation 80,000 m3
Rockfill 700,000 m3
Concrete 20,000 m3
Reinforcement 1,000 tons

Muda Dam

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