Şırnak Dam Detailed Design Projects

Project Location

The Şırnak Dam Project will be constructed on Robozik Stream within the boundaries of Uludere District of Şırnak Province, under the jurisdiction of the DSİ 10th Regional Directorate.

Project Characteristics

Dam

Type Roller Compacted Concrete (RCC)
Crest Elevation 811.80 m
Crest Length 198.00 m
Crest Width 8.00 m
Thalweg Elevation 755.00 m
Height Above Thalweg 56.80 m
Height from Foundation 66.80 m
Upstream Cofferdam Elevation 768.50 m

Spillway

Location On the dam body
Type Ungated, frontal intake
Discharge Capacity 919.89 m3/s
Spillway Crest Elevation 805.00 m
Crest Length 37.00 m
Approach Channel Elevation 803.00 m
Spillway Length 48.52 m
Outlet Channel Width 37.00 m
Outlet Channel Slope 1V / 0.8H
Energy Dissipation Basin Type Type II

Diversion and Bottom Outlet Conduit

Location Left Bank
Type Square Section
Dimensions 3.00 m
Inlet Invert Elevation 755.50 m
Outlet Invert Elevation 753.60 m
Slope 1%
Length 190.00 m
Discharge Capacity 121.80 m3/s (Q = 2.33 m3/s during the initial flood)

Bottom Outlet (Left Bank)

Location On the upstream face of the dam body
Intake Structure Type Supported on the upstream face of the dam
Intake Structure Inlet Type Shaft Structure
Penstock Diameter 2.00 m

Power Intake Structure

Location Within the dam body
Intake Structure Type Horizontal Inlet Mouth
Intake Structure Inlet Elevation 786.50 m
Penstock Diameter 1.90 m
Control Valve Type Butterfly Valve
Control Valve Size Ø 2000
Number of Control Valves 1

Services Provided

  • Preparation of the Detailed Design (Implementation) Projects