Climatec_Installation_Agreement 12102020

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• Any SCADA upgrades Biogas to RNG (Renewable Natural Gas) System Provide and install necessary plant infrastructure to produce Renewable Natural Gas from the current facility biogas supply (up to 100 cubic feet per minute).Scope of Work includes: • Engineering design, including design for the flare • Demolition, removal and disposal of the existing, mothballed gas conditioning system located between the FOG building and Digester #4 Control Building • Site preparation • Equipment pads as required • Provide and install one (1) new gas upgrading system consisting of: • Siloxane removal • H2S removal • Moisture removal • CO2 removal • Provide and install one (1) RNG compressor • Provide and install one (1) 500 gallon intermediate gas storage tank • Provide and install one (1) filling station for the mobile storage • Provide and install necessary RNG piping required for the operational system, including: • Interconnection piping between RNG equipment • Piping to new flare location • Install one (1) Flare (Flare equipment provided by the City) • Provide and install one (1) tube trailer for RNG storage and transportation for offsite sale • Electrical disconnect and reconnect • Electrical conduit and required panels/connections • SCADA programming for the addition of this equipment. • Start-up and testing of equipment and system operation. • Bay Area Air Quality Management District permit update coordination o Scope Assumptions: • The existing FOG control panel can be reused for sending communication signals to plant SCADA system o Scope Exclusions: • Controls routing between the FOG building and nearest Programmable Logic Controller (PLC) cabinet (see assumption above) • Flare equipment (to be provided by the City) • Any SCADA upgrades Digester Mixer Replacement Provide and install two (2) new high efficiency propeller mixers in Digester #4. o Scope of Work Includes: DocuSign Envelope ID: 1DDC1773-ED91-404B-97DD-AC3EFDBAD0DD