Site Work Solutions replaced a water distribution and sanitary sewer collection system at Lassen Volcanic National Park in Mineral, California. The scope of work included connections to building laterals, new manholes, service lateral connections, cleanouts, installation of 4,090 linear feet of new 8-inch SDR35 and 6-inch PVC water distribution main, valves, fire hydrants and abandonment of existing sewer and water mains as necessary to install the new pipelines. In addition, water meter pits, water meters and asphalt paving were necessary to fulfill the scope of work on this project. Water system replacement included the installation of 5,468 linear feet of new mains and distribution lines, valves and boxes. The pipelines were installed at varied depts and were located primarily within the headquarters, roadways and unimproved areas of Lassen National Volcanic Park.