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Creve Coeur details safety upgrades as ice rink switches from R‑22 to ammonia
Summary
Parks staff outlined safety systems, testing and an energizing timeline for the ice-rink R‑22-to-ammonia conversion, including gas monitoring, an airtight vestibule, eyewash stations and emergency kill switches; staff targeted energizing the system Nov. 20.
City recreation staff told the Creve Coeur City Council on Nov. 1 that the ice-rink—s planned R‑22-to-ammonia conversion includes multiple life-safety measures and a controlled energizing schedule.
Jason Valvero, director of recreation, said the facility opened the rink project May 1 and is operating a temporary unit that runs continuously while crews finish the conversion. That temporary unit has raised electric costs, staff said, and the city expects a temporary increase in utility expenses while the unit is in place.
Valvero described the safety features that must be in place before ammonia…
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