Tunnels
This company has recorded the experience of executing of more than 87000 meters different tunnels in its background with the bellow mentioned specifications:
1- 27000 meters with 9.15 m2 cross section
2- 20300 meters with 69 m2 cross section
3- 9900 meters with 132m2 cross section and
4- 30372 meters with 6.8 to 69 m2 cross section
It is noteworthy that 8% of the tunnels' executions has been done by road header machines and 44% with blasting method excavation and also 48% by means of TBM excavator.
We can mention the following items as a selection of the main company’s tunnel activities,:
- 48,865 Meters road and rail tunnel execution
- 21,370 Meters headrace and tailrace tunnels
- 28,130 Meters access galleries