Axis of dam
EL. 215.000 (dam crest)
180
EL 178.000
EL. 175.000
170
160
150
30,000
220
N.H.W. EL.
210
212.000
20:1
290.1
EL 165.000
Original ground surface
Shear key
Excavation surface
Drain holes
Curtain grout holes
CROSS SECTION OF DAM
200
LWS EL.
196.0001
190
EL 189.000
$5,000
180
EL 175.000
170
1500
160
150
Far East BUILDER, August 1971
Axis of dam
Crest EL 215.000
1067
15,000
/R=1500
Inspection gallery
Foundation gallery
59 300
000.
£ Generating Units
EL.177.000
, Training
wall
Turbine EL 165.500
CROSS SECTION NAM NGUM POWER HOUSE
Two units of 15 MW each (1st stage)
46.5 m to 30.5 m head
Slope | 4
21
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