Bauer company introduced for the first time in the region the underground pedestrian crossing tunnels. It started first in UAE in 2001 where 22 tunnel were constructed. Thus after this technology was used in Qatar since 2013. The process is comprising by means of soil stabilization around the proposed tunnel with the aid of installing injection pipes using very precise directional drilling technique and injecting a dual mix consisting of sodiom silicate solution and ultrafine cement. The stabilized soil then could be excavated following the size and shape of the tunnel horizontally in sections without stopage of the running traffic above the tunnel area.