A new and expanded road network in the Saudi Arabian city of Jeddah will be completed by 2015.

The expansion work includes constructing a number of bridges and tunnels, estimated to cost around SR3bn ($799m).

Work on a three-track bridge, which is 770m long and 23m wide, has been completed, according to saudigazette.com.sa.

Currently, work is underway on a number of bridges and tunnels in the city, which is located on the coast of the Red Sea.