XIAOLANGDI MULTIPURPOSE DAM, INTAKE & OUTLET STRUCTURES, TUNNELS Facts Project Description The Xiaolangdi Multipurpose Dam is located on the Yellow River. The channel of the river upstream of the dam site is a narrow valley of 500 to 800 m wide. Intake & outlet structures, 10 tunnels for water & sediment discharge, tunneling for flood spillway. INTAKE TOWERS: 4,535,000 m³ - open excavation 825,450 m³ - concrete 34,100 tons - steel reinforcement TUNNELS: 3 diversion / orifice tunnels: 14.5 m int. diameter, total length 3,408 m 3 sediment tunnels: 6.5 m int. diameter, total length 3,084 m 3 free-flow tunnels: 10.0 m inside widht, total length 3,019 m 1 irrigation tunnel : 250.0 m length, 3.5 m int. diameter 6 power tunnels: 50.0 m each, total length of 300 m, 7.8 m int. diameter SERCICE SPILLWAY AND PLUNGE POOL: 10,968,000 m³ - excavation 877,800 m³ - concrete 5,830 tons - steel reinforcement 1,000 m - drainage tunnels OPEN EXCAVAITION Unclassified and rock excavation: 18,200,000 m³ Intake structures: 4,500,000 m³ Outlet structures: 5,500,000 m³ Outlet channel: 5,000,000 m³ Open channels: 3,200,000 m³ CONCRETE: 2,500,000 m³ Intake structures: 1,100,000 m³ Outlet structures: 660,000 m³ Open channels: 150,000 m³ Tunnel and shaft lining: 590,000 m³ City/Country Luoyang/Henan / China Client Yellow River Water & Hydropower Development Corp., Zhengzhou, Henan Province Architect Xiaolangdi Engineering Cons. Company Contract Value € 655,96 Mio. Construction Period 7/1994 - 6/2003 (108 months) .

XIAOLANGDI MULTIPURPOSE DAM, INTAKE & …...XIAOLANGDI MULTIPURPOSE DAM, INTAKE & OUTLET STRUCTURES, TUNNELS Facts Project Description The Xiaolangdi Multipurpose Dam is located on

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XIAOLANGDI MULTIPURPOSE DAM,INTAKE & OUTLET STRUCTURES,TUNNELS

Facts Project DescriptionThe Xiaolangdi Multipurpose Dam is located on the Yellow River. The channel of the riverupstream of the dam site is a narrow valley of 500 to 800 m wide. Intake & outletstructures, 10 tunnels for water & sediment discharge, tunneling for flood spillway.

INTAKE TOWERS:4,535,000 m³ - open excavation 825,450 m³ - concrete 34,100 tons - steel reinforcementTUNNELS:3 diversion / orifice tunnels: 14.5 m int. diameter, total length 3,408 m3 sediment tunnels: 6.5 m int. diameter, total length 3,084 m3 free-flow tunnels: 10.0 m inside widht, total length 3,019 m1 irrigation tunnel : 250.0 m length, 3.5 m int. diameter6 power tunnels: 50.0 m each, total length of 300 m, 7.8 m int. diameterSERCICE SPILLWAY AND PLUNGE POOL:10,968,000 m³ - excavation 877,800 m³ - concrete 5,830 tons - steel reinforcement 1,000 m - drainage tunnelsOPEN EXCAVAITIONUnclassified and rock excavation: 18,200,000 m³Intake structures: 4,500,000 m³Outlet structures: 5,500,000 m³Outlet channel: 5,000,000 m³Open channels: 3,200,000 m³CONCRETE: 2,500,000 m³Intake structures: 1,100,000 m³Outlet structures: 660,000 m³Open channels: 150,000 m³Tunnel and shaft lining: 590,000 m³

City/Country

Luoyang/Henan / China

Client

Yellow River Water & HydropowerDevelopment Corp., Zhengzhou, HenanProvince

Architect

Xiaolangdi Engineering Cons. Company

Contract Value

€ 655,96 Mio.

Construction Period

7/1994 - 6/2003 (108 months)