C ase S tudy F ebruar y 2016 Challenge When the City of Dawson Creek sta discovered ammonia contamination in the brine mixture needed for the ice cooling system shared by its Memorial Arena and Curling Club, the City took fast action for the safety of its patrons. The facilities were closed as the City worked with TFM Consultants International and the BC Safety Authority to quickly restore services. S olution To avoid safety hazards associated with running ammonia and maintain compliance with the BC Safety Authority, the Dawson Creek City Council approved replacement of its ammonia cooling system with a Freon-based system. A design/build request for proposal (RFP) was issued for the upgrade of systems at the City's two ice arenas and its curling rink . At a Special

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