Prince Saud bin Abdullah bin Thunayyan, Chairman of the Royal Commission for Jubail and Yanbu, Yesterday signed a SR 42.34 million contract with Wartha Abdul-Rahman Al-Namlah Company for contracting to expand the King Abdullah bin Abdul-Aziz road in Yanbu to a three-lane roads in both direction. The Two-year contract will cover laying the sewage and rainwater drainage pipes and construction of bridges above the drainage canals and service roads from the National Guards signal to the municipal offices, Arab News reported.