A hydrochloric acid spill closed the on-ramp to southbound I-25 at 84th Avenue in Thornton on Monday morning. According to the Thornton Fire Department, the call came in around 2 a.m.

The shipment consisted of two trailers with 300-gallon totes of hydrochloric acid. Firefighters said there was damage to the front tote when a securing strap slipped and crushed the corner of the tote.

A hydrochloric acid spill closed the on-ramp to southbound I-25 from 84th Avenue in Thornton. CDOT

That's when 50-75 gallons of the acid leaked out. The acid will be pumped into a new tote for travel.

The leak was repaired, but the cleanup continues with crews from North Metro Fire Rescue and Adams County.

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