Revision of Final Design, Preparation of Detail Design and Consultancy Services for Özlüce Dam and HEPP – Turkey

Project Name: Revision of Final Design, Preparation of Detail Design and Consultancy Services for Özlüce Dam and HEPP

Country: TURKEY

Client: ÖZALTIN Construction, Trade and Industry Inc.

Finance Source: DSI (State Hydraulic Works)

Tags: Turkey, Local, HEPP, Design, Consultancy Services

Narrative Description of Project:

Özlüce Dam, a zoned rock fill dam 144 m high above the foundation, is located on Peri River. It has an embankment volume of 13.5 million m3. By means of the two units each with an installed capacity of 85 MW in the powerplant, the dam will serve for hydroelectric energy production. Volume of the reservoir is 1.1 billion m3. The diversion during the construction is made through 2 tunnels each with an internal diameter of 7.50 m, with a total capacity of 1200 m³/sec.

The spillway is designed for 4710 m3/sec and has 4 openings, each equipped with radial gates of 10.0 m width and 14.5 m height. The openings are separated from each other by means of 3 piers each 3 m wide. The ogee-crested weir is 31 m long, followed by a chute channel 49 m wide and 300 m long, beginning with a slope of 10%, increasing to 45% and ending with 80% in the stilling basin which is 49 m wide and 93 m long.

Description of Actual Services provided by TEMELSU:
The revision of the final design has been completed in 1987. The detail designs for the diversion structures, dam, spillway and all power structures including the hydroelectric power plant and final designs of hydro-mechanical equipment of the project have been prepared since then. Consultancy services have also been provided for the Client during the course of the construction.