Propane explosion injures 3 workers

SOUTH JORDAN, Utah (ABC 4 News) - Fire officials say three workers were injured in a propane explosion in South Jordan on Friday morning.

Fire officials say the men were painting an underground pipeline for the Jordan Valley Water Conservancy District when fumes from a propane heater seeped into a trench and ignited where they were working.

One man was in critical condition when he was flown to a hospital by helicopter. Another man was seriously injured and transported by ground for treatment. Another man had minor injuries and was treated and released at the scene.