Specifications include, but are not limited to: 1. Demolish one (1) existing main line concrete pipe support. Scope of work to include but not be limited to: cribbing, wrapping or otherwise furnishing protection for the pipeline, excavating using hydro excavation trucks, shoring, demolishing existing pipe support, air monitoring, transporting equipment and materials, fence demolition as required, and complying with all requirements of applicable codes and standards. 2. Construct new concrete foundation and stem wall, and backfill in accordance with SMUD design for a 20-inch natural gas transmission pipeline. Scope of work to include but not be limited to: groundwater mitigation, air monitoring, transporting equipment and materials, temporary fence installation and demolition, and complying with all requirements of applicable codes and standards. 3. Construct new concrete foundation and backfill in accordance with SMUD design for a 10- inch natural gas transmission pipeline. 4. Perform Non-Destructive Examination (NDE) of approximately 36-inches of 20-inch diameter pipe.