Engineering design firms, Worley Parsons and Parsons Brinckerhoff, have won contracts totalling US$14.8M from Singapore’s Land Transport Authority (LTA) to supervise construction of stages 4 and 5 of the Circle Line underground metro project. WorleyParsons won a US$7.9M deal, while the value of Parsons Brinckerhoff’s contract was US$6.7M.