LEHI — The cause of a fire on the point of the mountain is still unknown, more than a week after the construction site caught fire, the Lehi fire chief announced Monday.

The massive fire erupted on Nov. 9 at what was intended to be Alta Vista, a 304-unit multifamily development located at 5222 N. Mountain Point Blvd. Thick black smoke and large flames were visible as crews used up to 50,000 gallons of water per minute to battle the blaze.

More than 100 firefighters from departments throughout the area were working at the fire. According to Lehi fire, wind helped the fire jump from building to building, he said. Two cranes sustained serious heat damage, which halted the investigation for a bit until they could be removed.

Fire Chief Jeremy Craft said in a press conference on Monday that

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