• Doosti reservoir dam
    Doosti reservoir dam
  • Bidvaz Reservoir Dam
    Bidvaz Reservoir Dam
  • طرح سد دوستي (طرح مشترك ایران و ترکمنستان بر روی رودخانه مرزی هريرود)
    طرح سد دوستي (طرح مشترك ایران و ترکمنستان بر روی رودخانه مرزی هريرود)
  • مطالعات بهبود کیفیت جریان آب ورودی به دریاچه شهدای خلیج فارس (چیتگر)
    مطالعات بهبود کیفیت جریان آب ورودی به دریاچه شهدای خلیج فارس (چیتگر)
  • سـد و نيروگاه پيرتقي در حوضه قزل اوزن
    سـد و نيروگاه پيرتقي در حوضه قزل اوزن
  • Pirtaghi Dam and Powerplant in Ghezelozon area
    Pirtaghi Dam and Powerplant in Ghezelozon area
  • طراحی، تهیه، نصب، اجرا و بهره برداری سد و قفل کشتیرانی مارد آبادان به روش  طرح و ساخت (EPC غیرصنعتی)
    طراحی، تهیه، نصب، اجرا و بهره برداری سد و قفل کشتیرانی مارد آبادان به روش طرح و ساخت (EPC غیرصنعتی)
  • Endineering, Procurement, Installation,Construction &Operation of Mared Abadan Dam &ship - Lock by EPC Method (EPC)
    Endineering, Procurement, Installation,Construction &Operation of Mared Abadan Dam &ship - Lock by EPC Method (EPC)
  • تأمین آب و تأسیسات پمپاژ، انتقال و دفع باطله معدن مس سونگون (فاز I و II)
    تأمین آب و تأسیسات پمپاژ، انتقال و دفع باطله معدن مس سونگون (فاز I و II)
  • (1 & 2 ) Sungun copper factory`s water supply, pumping installations and tailings disposal and transfer
    (1 & 2 ) Sungun copper factory`s water supply, pumping installations and tailings disposal and transfer

International Experiences


  • Faza Island Water Supply Project (Kenya)
    Faza Island Water Supply Project (Kenya)

    This project aims on supplying of potable water demand of Faza iland through EPC approach.this project was put into operation in May 2015.

  • Designing Mastara Dam (Armenia)
    Designing Mastara Dam (Armenia)

    Mastara Dam is located about 50 km west of the city of Yereven.The purpose of this project is to supply water shortage for agricultural land in the Hook Tanbiran area.Based on previous studies, a clay core Earth-Dam has been predicted with height of 30 meters and a reservoir volume of 10 million cubic meters.

  • Designing Vedi Dam (Armenia)
    Designing Vedi Dam (Armenia)

    The project aims on irrigation of agriculture lands in Vedi and Ararat regions in Armenia.Dam type is Earth-fill with clay core.The height is 85 m from foundation level.The reservoir volume is 29.4 mcm.Feasibility study of the project assigned to Toossab Company.Studying stage starts at 2017.

  • Wastewater Transmission Pipe Line from Pump station to waste water treatment plant of Khartoum city( Sudan )
    Wastewater Transmission Pipe Line from Pump station to waste water treatment plant of Khartoum city( Sudan )

    This project was carried out by JV of Toossab, TAICE (ToossAb International  Company) and SERYAL (Contractor Company in Sudan), design and supervision on construction was assigned to Toossab Company. This project transfers wastewater of Khartoum to waste water treatment plant through pressured pipeline with the length of 10 km and a diameter of 700 mm. This project is under operation since 2015.

  • Mary City Water Treatment Plant (Turkmenistan)
    Mary City Water Treatment Plant (Turkmenistan)

    Design and supervision on the construction of this project was carried out by Toossab which started its operation in 1998. The final capacity of this treatment plant is 110,000 m³/day.

  • Doosti Dam ( Iran and Turkmenistan border)
    Doosti Dam ( Iran and Turkmenistan border)

    Along the boundary line between Iran and Turkmenistan a large earth-fill clay core dam was constructed on Harrirud River as a joint work of the two countries.  This project is under operation since March 2005. The reservoir volume is 1250 MCM at normal water level.Its feasibility study, design, preparation of executive drawings and supervision was assigned to Toossab Consulting Engineers Company.

  • Gambiriy Irrigation Network and Power plant (Afghanistan)
    Gambiriy Irrigation Network and Power plant (Afghanistan)

    1st and 2nd stages of studies for this project was performed by Toossab which includes irrigation of 12000 ha. of lands along with transmission of excess water to through a 130 km transmission canal with 100 m3/s capacity, and also powerplant with 50 MW capacity in JalalAbad region.

  • Andkhoy Water Supply Project (Afghanistan)
    Andkhoy Water Supply Project (Afghanistan)

    Study and execution of this EPC project consisted of pumping water from Amudarya River located north Afghanistan to Andkhoy town and its neighboring villages. This project was carried out by a joint venture of Toossab Consulting Engineers Company and Momtaz Contracting Company. The length of water transmission line in this project is around 120 km. 

  • Rehabilitation and Development of Aleppo Sewage Treatment Plant ( Syria)
    Rehabilitation and Development of Aleppo Sewage Treatment Plant ( Syria)

    This project, apart from removing the current operational problems of sewage treatment plant as an emergency plan, includes presentation of technical solutions for expansion of plant capacity up to 600,0000 m3/day in 2020. with regard to the situation in Syria, this project was stopped in 2012 due to the conditions of Syria. 

  • Kabul River Basin Inegrated Water Resource Management (Afghanistan)
    Kabul River Basin Inegrated Water Resource Management (Afghanistan)

    Kabul River Basin includes a region of 72,000 km 2 Studies of this project was carried out by Toossab Consulting Engineers Company with cooperation of DHI Company as sub- consultant for Water .Resources Modeling and Simulation