Motorists were warned to expect significant delays while crews cleaned up the area following the spill during the morning ...

A sludge spill on Interstate 15 in the Grantville area was blocking lanes and causing detours Wednesday morning. Caltrans ...

A wet cement spill Wednesday snarled traffic as it backed up two right lanes and an off-ramp on Interstate 15 in San Diego.

Interstate 15 near the resort corridor is set for back-to-back full directional weekend closures as crews repave and restripe ...

A vegetation fire burned 50 acres Monday near Interstate 15 in Lake Elsinore and was 35% contained. The fire was reported ...

A vegetation fire burned 48 acres Monday near Interstate 15 in Lake Elsinore and was 15% contained. The fire was reported shortly after 12:40 p.m. Monday near Interstate 15 and Nichols Road, according ...

More major closures are on the way for a section of Interstate 15 in the resort corridor. However, according to NDOT, this will be the final major closure for the I-15/Tropicana Project.

A 10-year-old boy killed late Saturday night in a wrong-way crash on Interstate 15 north of Las Vegas was identified on ...

Repairs and improvements are starting today on the first of 11 bridges along Interstate 15 north of Roberts toward the ...

The cost to expand Interstate 15 in a 17-mile corridor between Farmington and downtown Salt Lake City is estimated at $3.7 billion — more than double the initial estimate — according to the ...