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Mon December 14, 2020 - West Edition #26
Irwin Rapoport â CEG Correspondent
A Cat 349 excavator using a Cat hydraulic shear and breaker was used for the demolition and a hydraulic ramming system was rented from Lifting Gear Hire in Bridgeview, Ill.
The twin east-west bridges – 112 ft. long, two lanes each – at the Blacks Creek Interchange on I-84 in Ada County, Ida. (20 mi. east of Boise and built in 1963) reached the end of their lifespan and have been replaced – hence the Idaho Transportation Department s (ITD) $12.1 million project awarded to
Knife River Corporation that had prefabricated two new bridges off-site that were eventually slid into place.