As-Built_Wilson_Sub.pdf

The file "As-Built_Wilson_Sub.pdf" is associated with a California state infrastructure project involving the Pasadena Wilson and Oak Knoll Substations. The project focuses on constructing oil containment systems to prevent environmental contamination from transformer and electrical equipment oil spills, specifically to comply with Federal Environmental Protection Agency regulations under Title 40, Code of Federal Regulations, Part 112 (Oil Pollution Prevention). The construction work encompasses sawcutting and removing existing concrete pads, excavation, backfill, soil compaction, testing, shoring, installation of reinforced concrete pipes, trenches with grates, and concrete structures, along with hauling, safety device implementation, demolition, cleanup, and related appurtenant work.

The project appears to be a mandated infrastructure upgrade to bring substations constructed prior to current environmental regulations into compliance with federal standards. No engineer's estimate was made available, and specific pricing details are not provided in the document. The project's primary objective is environmental protection and regulatory compliance, addressing potential oil spill risks at municipal electrical infrastructure sites. The scope suggests a comprehensive infrastructure modification focused on environmental safety and regulatory adherence, with work involving significant civil engineering and construction interventions to create robust oil containment systems.