- Location & Date: Saudi Arabia, 2022
- Description: The road is 190 km long with 7 bored tunnels long 6,5 km located in Najiran Assir region.
- Project Components: Final design of tunnels including : - Geological study for tunnels - Geotechnical investigation for tunnels - Final structural design of portals - Final structural design of cut & covers - Final geotechnical design of bored tunnels
- Client: Ministry ofTransportation
