Qatar’s Public Works Authority (Ashghal) has awarded Denmark’s Cowi a QR66.5m ($18.2m) contract to provide consultancy and supervision services for sewerage projects in Doha.

Cowi will provide the general and site supervision and quantity surveying services for sewerage projects in the Musaimeer and Ain Khalid areas.

The project will involve the construction of sewerage systems and house connections over a total area of 7.7 square kilometres. The work will be divided into four stages and the project is expected to take about two and a half years to complete.

The Musaimeer and Ain Khalid contract is one of a number of sewerage projects that Ashghal has recently tendered. Ashghal recently received bids for an $82.4m contract to build, test and maintain a district sewerage network throughout the Al-Khor township 50 kilometres north of Doha.

The project covers the construction of 33 kilometres of vitrified clay sewers and 10km of trunk sewers.

The contract also includes the construction of 1,150 manholes, 200 of which will be located in shafts used for micro-tunnel sewer installation.

The winning contractor will also responsible for building 1,850 house connections to provide ground access to entire sewerage network.

Al-Khor is a resort town for workers in Qatar’s energy industry.