DOGUS Insaat (BACS Consortium) DESCRIPTION
4 x EPB TBM Herrenknecht with a diameter of 10 m have been used.
The Blu Line (Line 1) will stretch from north to south through the center of Riyadh for a total length of about 16km, along the Olaya-Batha corridor, covering 38 kilometers. The line will include 22 stations and 4 transfer stations where it will connect with other new metro lines.
High performance liquid foaming agent, based on
biodegradable anionic surfact