Doosti Dam on shared river of Doosti Dam on shared river of Harirood:Harirood:

A Friendship Bridge Between A Friendship Bridge Between Iran and TurkmenistanIran and Turkmenistan

Saeed NairiziSaeed NairiziHead of the Board & Managing Director ,Head of the Board & Managing Director ,

Toossab consulting Engineers Co.Toossab consulting Engineers Co.

Shared river : Iran- Turkmenistan- Afghanistan

Total length : 900 kmCatchments Area : 54000 km2 River Flow Regime : SeasonalMean Annual Runoff : 1 km3

Historical Background

The first agreement on Harirood River development ,Iran and Soviet Union– 1921

S.U. proposal to build dam – 1926 Agreement to embark on feasibility study – 1958 Conducting the F.S. (1974 to1979) and submission

to Khorasan Water Authority (KWA) Approval by Iranian government – 1983 A new protocol between Iran and Turkmenistan 1991 Awarding a contract to a Turkmen Consultant to

execute F.S -1991 protocol to construct the diversion system – 1996

Historical Background

Start of Doosti dam diversion system – 1996 protocol for construction of main dam 1997 Approval of F. S. by both governments – 1999 Comprehensive agreement signed by two

Presidents and parliaments – 2000 Joint Management Committee – 2000 Selection of contractors upon the detail design

executed by Toossab ,Iranian consultant and construction of the work – 2001

Impounding Reservoir – 2004 Project inauguration - 2005

Doosti dam specification Purpose: Irrigation & urban water supply Dam type: earth fill dam with silty – clay core Height: 78m Crest length: 655m Dam body volume: 5.8 MCM Reservoir volume: 1250 MCM Annual water regulation: 730 MCM Spillway type: gated (8x15m) Spillway design discharge: 3920 m3/Sec Bottom outlet discharge: 105 m3/ Sec

Joint Management Committee (JMC)

Responsibility : Managing all activities at project level (bidding, work assignment, supervision, conflict settlement,…)

Members: Three members from each country

ministry of Water of Turkmenistan

The Ministry of Energy of I.R.Iran

Doosti dam JMC

ContractorsConsultants

Cooperation Status

High government officials

1 comprehensive agreement ,

4 memorandums and 12 protocols JMC

more than 60 protocols and several meetings

Consultants

Numerous meetings to solve the technological differences and changing the project specifications

Contractors

Coordinating the activities and sharing their capacities on day by day bases

Main problems at the execution level

Language barrier

Differences in project execution systems

Differences in technological status

Collaboration of two contractors

Common border problems

Change in project specification

Lack of proper supervision

Project time schedule

Overcoming the problems confronted at the execution

Designation of common border zone

Setting up JMC

USD as the base currency but minimizing money exchange by

work balance

Using Standard and technical regulations of both parties

Dividing civil works to contractors according to their technical &

equipment capabilities

Changes in project specification by consensus

Detail design, site supervision and OM guidelines were provided

by Iranian consultant upon Turkmen approval

The dam operation and sharing water resources procedures particularly during the extreme climate should be defined and exercised.

The planning and budget for Operation and Maintenance of the facilities should be more defined and practiced .

Capacities to be strengthen

Successful approach for other basins

Transparency in basin development plans,

objectives and dialogues among the stakeholders.

Firm commitments and political will at very top

officials is the key factor.

A competent JMC is a foundation for success.

Any negotiation must be upon win- win outcomes

with a considerable flexibility among parties

involved.

THANK YOU THANK YOU

FORFOR

YOUR ATTENTIONYOUR ATTENTION