Mr Medcalf will outline the significant challenges involved in the upgrade, particularly the location of the work within the flood zone of the Bulimba Creek and managing the installation of vitreous clay jacking pipes in soft ground conditions.
About the speaker
David Medcalf has over 20 years’ experience in tunnelling and underground construction. Starting on the Channel Tunnel in the UK, Mr Medcalf has worked on several prestigious projects, including the Jubilee Line extension on the London Underground, where he was responsible for construction under Pall Mall and under The Houses of Parliament and Big Ben.
On the Docklands Light Rail extension under the Thames, Mr Medcalf managed the installation of two EPBM drives under three bar of hydrostatic head with very little cover to the bed of the River Thames. Mr Medcalf currently works as Project Manager for John Holland.