Earthwork and Embankment Construction

The contract involves large-scale earthwork operations for the high-speed rail alignment, encompassing excavation, grading, and embankment construction alongside associated drainage systems to support infrastructure stability and water management. Work is focused in the Madera area, with performance requiring advanced earthmoving techniques, precise engineering controls, and compliance with environmental and safety standards for a major transportation project. The nature of the task demands experienced contractors capable of handling substantial material movement, soil compaction, and long-term structural integrity of earth structures under variable terrain and climate conditions. This is a subcontract opportunity posted by the California High Speed Rail Authority, with a solicitation deadline of December 1, 2026, and a NAICS code of 237990 indicating non-residential building construction not elsewhere classified. The solicitation is open through the CalE-Procure portal, though no specific set-aside provisions or point of contact details are provided. Subcontractors must be prepared to comply with state-level procurement protocols and deliver work aligned with the broader objectives of the statewide high-speed rail development, ensuring seamless integration with other project components.