QDVC, which is a Qatari subsidiary of Qatari Diar (51%) and VINCI Construction Grands Projets (49%), will carry out civil works on eight underground stations, a viaduct over a motorway, as well as preliminary works on the maintenance depot over the next 38 months. The latest contract follows an agreement signed in March 2007 with QDVC for design of the 30km, four line network which will have 25 underground and 10 above ground stations. Excavation work on cut and cover tunnels began in March 2009, tunnel construction started in March 2010, and underground station preparation began in June 2011.

The final phase of the contract will encompass a contract for rolling stock and systems. The turnkey project and is scheduled to be completed in 2016.