Valide Dam

Coordinates: 41°11′28″N 28°59′16″E / 41.19111°N 28.98778°E / 41.19111; 28.98778
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Valide Dam
Istanbul Province
Coordinates41°11′28″N 28°59′16″E / 41.19111°N 28.98778°E / 41.19111; 28.98778
Opening date1796; 228 years ago (1796)
Dam and spillways
Type of damSolid gravity dam
ImpoundsAyazağa Creek
Height (thalweg)11.25 m (36.9 ft)
Length103.90 m (340.9 ft)
Width (crest)4.72 m (15.5 ft)
Width (base)6.30 m (20.7 ft)
Reservoir
Total capacity255,000 m3 (9,000,000 cu ft)
Catchment area1.825 km2 (0.705 sq mi)

Valide Dam (

Istanbul Province
, Turkey.

Valide Dam was built in 1796 by

Mihrişah Sultan (c. 1745–1805), who was titled Valide sultan during his reign.[1]

The dam is situated north of Bahçeköy, Sarıyer inside the Bentler Nature Park, which is part of the Belgrad Forest.[2][3]

Valide Dam impounds Ayazağa Creek, a tributary of Acıelma Creek, and has a catchment area of 1.825 km2 (0.705 sq mi). It is a solid gravity dam constructed in masonry with its crest and the waterside wall covered by marble. Two buttresses in 6.30 m (20.7 ft) distance at toe are attached to the downstream wall to reinforce the structure. The dam is 11.25 m (36.9 ft) high from the thalweg and 103.90 m (340.9 ft) long at crest. The crest is 4.72 m (15.5 ft) and the base is 6.30 m (20.7 ft) wide. The dam has a reservoir capacity of 255,000 m3 (9,000,000 cu ft).

References

  1. ^ Görceliğoğlu, Ertuğrul (1985). "Belgrat Ormanındaki Tarihi Bentler". Orman Fakültesi Dergisi (in Turkish). 35 (3). İstanbul Üniversitesi-Orman Fakültesi: 42–59. Retrieved 2016-05-22.
  2. ^ "Tüm Panorama Modülleri" (in Turkish). İstanbul Tabiat Parkları. Archived from the original on 2016-01-19. Retrieved 2016-05-22.
  3. ^ "Bendler Tabiat Parkı" (in Turkish). İstanbul Orman ve Su İşleri Müdürlüğü. Archived from the original on 2016-06-23. Retrieved 2016-05-22.