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Tishreen dam embankment and reservoir
Dams

Tishreen Dam

Completed in 1991 and situated within the Tigris-Euphrates basin, the 630MW hydro-electric Tishreen Dam has a storage capacity of 1.9 km3 and generates 1.6 billion kWh of electricity every year.

The dam is constructed with a chalk impervious core and seepage beneath it controlled by a Bentonite/cement cut-off wall. The complex comprises the main dam, a powerhouse constructed as a gravity dam and a small fuse plug.

The original instrumentation equipment was installed during construction and was entirely manually read.

Due to a serious dam failure in Syria the General Organisation for Euphrates Dam (GOED) decided to upgrade the instrumentation to a modern automatic system including full data logging of all instruments together with alarm trigger levels.

After consultation with the GOED Engineers, Geosense designed a new system installing new instruments side by side with the existing instrumentation and upgrading several areas to provide a fully integrated and automatic dam safety monitoring system.

All the new instruments were connected into a data logging system and provided real time visualisation within the dam control room.

Project Summary

  • Name
  • Tishreen Dam
  • Location
  • Syria
  • Date
  • 2006
  • Client
  • General Organisation of The Euphrates Dam
  • Instrumentation Specialist
  • Geosense
  • Consultant
  • Geosense

Monitoring

The dam integrity is carried out by monitoring key areas as follows:

Main dam body

  • Pore water pressures

Dam main drain

  • Seepage

Dam abutments

  • Groundwater levels

Power house

  • Expansion joints
  • Relief well seepage
  • Upstream pore water pressures
  • Downstream pore water pressures
  • Temperature

Bridge deck Expansion joints

  • Temperature

Galleries

  • Seepage
  • Upstream pore water pressures
  • Downstream pore water pressures