Lighting and Electrical Systems (DarkSky-Compliant)

The contract involves the installation of exterior and interior lighting systems that must fully comply with DarkSky, Title 24, and DLC standards to ensure energy efficiency, reduced light pollution, and environmental responsibility. The work is scoped for a location in Sonora, California, with the NAICS code 238210 indicating it falls under electrical contracting services. The project is structured as a subcontract under Tuolumne County in California and is scheduled for posting on July 13, 2026, with performance expected to meet all applicable regulatory and conservation requirements. The lighting systems must be designed and installed to minimize upward light spill, use appropriate color temperatures, and achieve certified energy performance metrics aligned with state and national best practices for nighttime lighting. All installations will be subject to strict adherence to the specified standards, requiring use of certified fixtures, proper shielding, and controls that respond to ambient conditions or occupancy. Compliance will be verified through documentation and potential inspections to confirm alignment with DarkSky guidelines for astronomical viewing preservation, Title 24’s California energy efficiency requirements, and the DesignLights Consortium’s product qualification criteria. The contractor must possess the expertise to navigate these overlapping regulations and deliver a system that balances functionality, safety, and environmental stewardship without compromising on compliance or performance.