Constraction of ST52 steel pipes with a diameter 1600 mm and thickness 14.2 mm with cathodic protection on total length 23 km .

pipe jaking with ST52 steel pipe with a diameter 1800 mm and thickness 16 mm on total length 23 km.

drilling two short pass pipe tunnel in a non-mechanized manner with a width 9 meters and a height of 6.5 meters, with a total length 2500 meters and a gradient of at least 0.1.

Construction of ON and OFF valve, drain valve and air valve chambers in 21 pcs .