Within the scope of Izmit Tüpraş Refinery Upgrading Projects, soil improvement works were completed under 5 different Employers. Between 2011 and 2012, a total of 162,000 m Jet Grout, 21,500 m Foundation Piles and 3,800 m Barette Piles were installed in five separate sub-contracts.

Project Description

İzmit Tüpraş Refinery Upgrading Projects (2011-2012)

  • Engineering

Project Features

Ark Construction, Tekfen Construction, Gemont, Çimtaş, Artaş Construction
Key Quantities
Ark Construction Tekfen Construction
Foundation Pile 3,500 m Foundation Pile 8,100 m
Jet Grout 132,000 m Jet Grout 30,000 m
Gemont Barette Pile 3,800 m
Foundation Pile 6,200 m
Artaş Construction
Foundation Pile 2,500 m Foundation Pile  1,200 m
Project Duration
Start Date 01.09.2011
Finish Date 01.06.2012
Duration 9 Months


Kocaeli, Turkey




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