I-10/I-19 Interchange Work/Scheduled to Finish in July

摘要

After 10 years, the enormous undertaking of rebuilding the interchange between two busy southern Arizona interstate freeways-with minimal traffic disruption-is nearing completion. Known as "the Crossing," the 54.3 million dollars traffic interchange project in Tucson connects Interstate 10 to Interstate 19 on three levels, using 10 bridges and eight ramps. The first designs for the roadways were put to paper a decade ago. Bill Dehn, project manager for URS Corp. of Tucson, the project engineers, said the job took huge quantities of materials, including: 1.4 million cu. yds. of embankment 72,000 tons of bituminous asphalt pavement