On Oct. 2, 2020, the California High-Speed Rail Authority (Authority) announced the opening of the Avenue 7 overpass – the third high-speed rail structure to open in the last two months. Avenue 7 is one of nine grade separations in Madera County. When in operation,...
On July 31, 2019, the California High-Speed Rail Authority and its design-build contractor Tutor-Perini/Zachry/Parsons (TPZP) opened two newly constructed overpasses on Avenue 8 and Avenue 11 in Madera County that allow traffic to travel over the high-speed rail...
In early September, crews shut down State Route (SR) 43 and placed 19 of the 20 girders needed to form the superstructure of the Avenue 88 grade separation. The shortest girders were nearly 59-feet long and weighed nearly 66,000 lbs. while the longest girders were...
At the Belmont Avenue Grade Separation, crews recently completed the abutment wall on the west side of the overpass. Abutment walls are part of the substructure of a bridge, including overpasses, and provide vertical and lateral support from the superstructure to the...
