Due to the difficulties occurred during the operation stage of the wooden structure cooling towers and also the related maintenance issues, the use of wooden cooling towers has become obsolete and concrete structures have been replaced, which have a much higher life time.
In this regard, Tavan Afzar Co. has involved in many Concrete Structure Cooling Tower projects including, Bushehr Petrochemical Company (18 cells), Damavand Petrochemical Complex (9 cells), Arak Refinery (8 cells), Kermanshah Petrochemical Complex (8 cells), Marjan Petrochemical Complex (3 cells), BidBoland(I and II) Gas Refinery (2 + 4 cells), Mobarakeh Steel Complex (6 + 8 cells) .