Shirin Darreh Reservoir Dam

Shirin Darreh Reservoir Dam

Location: 65 km northwest of Bojnurd,on Shirin Darreh River

Activity: Dams and Water Resources

Client: Khorasan Shomali Regional Water Company

start date:

Completion Date:

Project Description:

Services: Study, design & supervision on execution

Objective: Irrigation, Potable Water Supply, Flood Control

Type of dam: Earth-fill with clay core

Height from river bed : 63 m

Crest Length: 483 m

Vol. of Dam body: 3.25 MCM

Reservoir Volume at normal level : 91.5 MCM

Annual Regulating water capacity: 65.8 MCM

Spillway type: O gee, Gated, flip bucket

Design flood: 1500 m³/sec   

Diversion system:A tunnel with 310 m length, 6 m internal diameter tunnel, diversion capacity 303m³/sec

Bottom outlet capacity: 26.7 m³/sec

Status: Under operation since 2005