Consultancies
Site Investigations and Design
The Dams and Civil group of the NSW Department of Commerce are undertaking this consultancy, which includes geological, geotechnical, seismology and hydrology investigations. Dams and Civil bring a wealth of experience to the Tillegra Dam Project. They have extensive expertise in the design of new dams, the upgrade of existing dams and reviewing the safety standard of existing dams.
Dams and Civil have reviewed all the previous studies relating to the dam proposal and have undertaken extensive geotechnical testing. These studies will allow options for the type of dam wall and arrangement of the spillway to be considered and will be independently reviewed.
The concept design has been reviewed by an independent panel of experts comprising five members, each of whom is recognised internationally as an authority in his respective field. The concept design has also be submitted to the NSW Dams Safety Committee.
Environmental Assessment and Planning
Connell Wagner are undertaking this consultancy. Connell Wagner have a strong record of providing planning, surveying, engineering, scientific and environmental project management services on major infrastructure projects in the energy, water, telecommunications, defence, transportation and urban development sectors.
Connell Wagner’s work on the environmental impacts and mitigating measures proposed by Hunter Water will be reported in the Environmental Assessment Report (EAR) which is expected to be submitted to the Department of Planning for consideration around mid 2009. The EAR will subsequently be placed on public exhibition for comment by interested members of the community and other stakeholders.
Road Relocation Design
Opus International Consultants are undertaking the design of the new roads required as part of the project. With origins in the former New Zealand Ministry of Works and Development, Opus brings together the experience of more than a century of infrastructure development covering planning, design, project management, construction supervision, maintenance and rehabilitation. Opus has been operating in Australia since 2000 and has completed numerous road and bridge projects for the RTA, local councils and rail authorities.
Following on from the preliminary work already completed by consultants GHD to identify the preferred “low” road option, Opus will complete their work in two phases – Concept Design and Detail Design.