Experienced teams of ADI's surveyors perform quality control measurements of control networks, rails and various elements, along the red line of the Tel Aviv Light Rail. The work sites were at the stations, at Cross Passeges, Depot (Petah Tikva), along the tunnels and along the at grade rails (Bat Yam and Petah Tikva). The quality control measurements include measurements of the tunnel axes, CP axis, polygons, sprayed concrete, thin concrete level, walls, ceiling and more.