The project included construction of a new northbound I-405 on-ramp at Wilmington Avenue, existing ramp modifications and traffic signal synchronization. The project also included widening the northern portion of the existing Dominguez Channel Bridge with an 8 span cast-in-place reinforced concrete box girder, approximately 420 feet long and 10 feet wide, and supported on cast-in-steel- shell concrete piles.
CALTROP provided Structure Construction Inspection Services as a subconsultant to Hill International.
LOCATION: Carson, CA
CLIENT: City of Carson
CONTRACT VALUE: $17 million
PROJECT FEATURES
- Bridge Expansion
- New On-ramp Construction
- Road Widening
- Sound Wall Construction
- Retaining Wall
SERVICES PROVIDED
- Structure Construction Inspection
- Field Inspection