Lower Aspen Grove Pump Station Standby Power

The City of Aspen is requesting bids for civil and electrical installation of a manufacturer-retrofitted city-owned Cummins 85 kilowatt natural gas/propane generator and city-purchased automatic transfer switch at the Lower Aspen Grove Water Pump Station, with sealed bids due September 22, 2026 at 2:00 p.m. through Bidnet Direct. All work must be completed by October 31, 2026.

The scope encompasses site preparation and concrete pad installation; trenching and backfill for gas and electrical service lines; coordination with Black Hills Energy for natural gas service and Holy Cross Energy for electrical service connections; generator and ATS installation with manufacturer commissioning; asphalt repair, finish grading, and revegetation; and preparation of as-built drawings. The contractor is responsible for all permitting and coordination with utility providers and the City of Aspen. The City will provide the generator, automatic transfer switch, and associated equipment; conduct and pay for soils and density testing; and reimburse the contractor for permitting fees upon receipt submission.

The project location is 0017 McSkimming Road on a City of Aspen easement. Bids will be evaluated on contractor ability and capacity (20%), demonstrated successful experience in Pitkin County and City of Aspen (25%), written approach and proposed schedule (10%), and project costs (45%). Bid security of 5% of the maximum bid price is required; the successful bidder must furnish performance, payment, and maintenance bonds each equal to 100% of the total contract price. A 5% retainage will be deducted from progress pay estimates. The contractor must provide a two-year warranty from the date of substantial completion.

A non-mandatory pre-bid meeting is scheduled for September 8, 2026 at 2:00 p.m. via Microsoft Teams. Bid questions close September 15, 2026. No contract value is stated.