Earthwork and Aggregate Base

This subcontract for Earthwork and Aggregate Base involves performing excavation and sub-base preparation for prime contractors on projects managed by the County of San Diego Department of Public Works. The scope of work includes roadway and structure excavation as well as the placement and grading of Class 2 Aggregate Base. These tasks are to be executed using loaders, excavators, graders, and plate compactors to ensure sites are fully prepared for paving or pouring. All work must be performed in strict adherence to the 2015 Caltrans Standard Specifications within San Diego, California. The solicitation was posted on October 30, 2026, with a response deadline set for December 3, 2026. This opportunity falls under NAICS code 238910.