A total of 15.000 m, ø60 cm and ø80 cm jet grout column have been constructed within the scope of soil improvement of Toyotetsu Gebze Factory Extension Project. In addition a total of 2.000 m, ø80 cm bored pile have been constructed for the retaining walls. 750 m of ø30cm mini pile and 600 m of prestressed anchorage have been constructed for a pit excavation inside the existing factory.
Before Extension Project; 20 soil boring (345m), geophysical work and pressuremeter test were performed for Toyotetesu Factory Extension Area Project.
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