Read and interpret plans and specifications; estimate labor and materials for proposed work, perform work in accordance with these documents; make preliminary sketches of work to be performed or completed; locate, examine, clarify, identify, record and mark locations of creeks, pipelines, telemetry, test cables, and underground cables. With headquarters in San José, Valley Water provides water supply, enhances streams and watersheds through creek restoration and habitat protection, provides flood protection for homes, schools, businesses and roadways, and partners with other agencies to provide trails and open space for the community.