The Citylink Tulla Widening (CTW) is a $1.28 billion dollar upgrade to the Westgate and Tullamarine Freeways. CPB Contractors have been engaged as the principal contractor for the 15.8 km stretch between Power Street in Southbank and Bulla Road in Airport West. Gertzel Engineering Surveyors has been contracted to be the principle supplier of survey … Continue reading Citylink Tulla Widening