Iron Bridge Arena Gets New Fire Alarm System Iron Bridge Arena - 1 Chiblow Lake Rd A new Fire Alarm System and Emergency Exit Lighting were installed in the Iron Bridge Arena with the financial assistance of the Government of Ontario’s Investing in Ontario Infrastructure Project funding. The total cost of the project was $20,679.00 of which Investing in Ontario provided $18,300.00. This natural ice facility hosts public skating during the winter season, community events including the Iron Bridge Fall Fair and large-scale family celebrations.