Bhumibol Dam (Characteristics of Dam & Power Plant)

Bhumibol Dam

Characteristics of Dam & Power Plant

Characteristics of Dam

TypeConcrete
Height154 m
Crest length486 m
Crest width6 m
Reservoir area13,462 million m3
Special characteristicsBhumibol Dam is the only concrete arch dam in Thailand.
It is the largest and highest arch dam in Southeast Asia ranking the 8th of the world.

Characteristics of Power Plant

StructureReinforced concrete
Number of generators8
Generating capacity of Units 1-682.20 MW (per unit)
Generating capacity of Units 7115 MW
Generating capacity of Units 8 (pumped storage)171 MW
Contracted generating capacity779.20 MW
Annual generated electricity1,062 million kWh

Lower Mae Ping Dam

  • Lower Mae Ping Dam

Characteristics of Dam

TypeClay core covered with rockfill
Height12 m
Crest length200 m
Crest width10 m
Dam crest elevation142.00 m MSL
Reservoir area4.92 million m3
Special characteristicsLower Mae Ping Dam stores water released from Bhumibol Dam
for pumping back to the reversible pump of Unit 8
and discharge water as required.

Spillway

StructureReinforced concrete
Height14 m
Length144 m
Width28 m
Channel of drainage10
Width of each channel10.5 m

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