geo.wikisort.org - Reservoir

The Kinjo Dam (金城ダム, Kinjō Damu) is a concrete gravity dam on the Li River in Naha, Okinawa Prefecture, Japan. It is designated as a cultural property and is located 500 m (1,640 ft) south of Shuri Castle.[2] Construction on the dam began in 1989 and it was completed in 2000.[3] Its main purpose is flood control and on average, it can control an intake of 40 m³/s (1,413 cu ft/s); releasing 23 m³/s (812 cu ft/s). The 19 m (62 ft) tall and 120 m (394 ft) long dam was constructed on fragile rock and is set on a deep concrete staircase foundation.[1]

Kinjo Dam
Country	Japan
Location	Naha, Okinawa
Coordinates	26°12′44″N 127°43′03″E
Status	Operational
Construction began	1989
Opening date	2000
Dam and spillways
Type of dam	Concrete gravity
Height	19 m (62 ft)
Length	120 m (394 ft)
Elevation at crest	52 m (171 ft)
Dam volume	14,250 m3 (18,638 cu yd)
Spillways	5-openings
Spillway type	Service, uncontrolled overflow
Reservoir
Total capacity	510,000 m3 (413 acre⋅ft)
Active capacity	470,000 m3 (381 acre⋅ft)
Catchment area	1.7 km2 (1 sq mi)
Surface area	400 m2 (4,306 sq ft)[1]

References

External links

• Personal account and visual tour of Kinjo Dam (in English)

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