Improvements to 4km of major urban ring road to grade separated dual carriageway standards. The project involved numerous structures, including a 310m dual two-lane tunnel beneath two highway junctions and a railway embankment, an 835m dual two-lane steel/concrete composite viaduct over a major junction and railway lines, and a 670m dual lane steel/concrete composite viaduct over a new roundabout and three water courses.

Over a period of some 30 years consultancy services provided have included production of feasibility studies of various options for improvements; traffic modelling and forecasting; assessment of scheme economics and environmental effects; liaison with all interested parties; preparation of materials for public exhibitions and inquiry; preparation of all necessary ; detailed design; preparation of tender documents; project management; construction supervision and contract administration.

Sir Frederick Snow & Partners Ltd also provided advice to the client on land acquisition, compensation, landscaping and noise and pollution levels.                  

Photos: Philip Lane Photography