UPDATE 5:20 p.m. :
Construction caused traffic delays on Airport Road while crews today as crews blasted rock near the intersection with Aronson Avenue and Alkali Creek Road. The delays were on Airport between N. 27th and Main streets, between 2 and 3:30 p.m. They will continue at the same time on Wednesday.
Mike Taylor, district construction engineer with the Montana Department of Transportation, said the blasting was done to clear rock that couldn’t be removed mechanically.