The purchase and installation of two new replacement Compressed Natural Gas (CNG) compressor skids at its CNG fueling station located in Riverside, CA. The contractor shall be responsible for all work associated with the project including any design, permitting, approvals, equipment/material sourcing, construction/installation, and commissioning necessary to replace the two existing CNG skids identified in Exhibit A: Scope of Work. This requirement includes ensuring that all parties on the Contractor’s team are properly qualified and licensed in the necessary professions and jurisdictions. Specifically, design documents and calculations requiring the seal of a Professional Engineer registered in the State of California. Design must conform to all applicable standards including any specific to the city of Riverside where the station is located.