The second segment of improving Arizona’s Wild Horse Pass Corridor on Interstate 10 has begun, widening the highway from two to three lanes in both directions for 10 miles.
The corridor runs north and south between Phoenix and Casa Grande in southern Arizona, beginning at Gas Line Road and ending south of State Route 387.
The $284 million contract for the second phase went to FNF Construction Inc. of Tempe. The entire project is estimated to cost about $1 billion with phases 3 and 4 set to begin later this year.
The full I-10 Wild Horse Pass Corridor will run 26 miles from the Loop 202 Santan/South Mountain Freeway to just north of Casa Grande, adding travel capacity, new interchanges, new crossroads and updated infrastructure to