R.V. Anderson Associates Limited was granted an award for its participation in The Four Seasons Centre for the Performing Arts (the Opera House, University Avenue & Queen Street West). This award is in recognition of the outstanding work carried out in the design and construction of a twin barrel 300/900 mm diameter inverted siphon to relocate a 990 mm diameter combined sewer, to accommodate a pedestrian tunnel walkway from the Four Seasons Centre to the TTC Osgoode station. Harold McColm was the project director and Ken Collicott was the project manager. Ken Wallace was the contract administrator and Ron Patterson, contract inspector.