Renovation of a retail development in Arvada, Colorado. Completed plans call for the renovation of a 9,979-square-foot, two-story above grade retail development.

Reference Number 0000393830 Question Deadline 08/08/2025 at 2:00 PM MT Questions must be submitted through online Responses will be posted on onlinevia addendum General Requirements - Insurance Required Bonding Requirements - Bid Bond 5 % - Performance Bond 100 % - Payment Bond 100 % Custom Mechanical Equipment (CME) Unit Installation This scope consists of removal of the existing Seasons4 multizone unit (MZU), and installation of a new Custom Mechanical Equipment (CME) unit. The existing curb will be modified for installation of the new unit, and all existing roof penetrations and distribution ductwork will be utilized. New circuit breakers, feeders, and conduit will be utilized for integration into the existing electrical power distribution system. New duct mounted detectors will be provided and integrated into the existing fire alarm system. The unit will be integrated into the existing BAS control infrastructure. DEMOLITION SCOPE OF WORK A. Ceilings o Demo ceilings as needed for access to rooftop penetrations of existing MZU supply and return ductwork B. Mechanical o Remove and dispose of existing Seasons4 Multizone Unit (MZU) C. Electrical o Remove existing circuit breakers, conductors, and conduit as indicated on plan. NEW WORK D. Ceilings o Repair ceiling openings required for unit ductwork connections E. Mechanical o Furnish and install new custom mechanical equipment (CME) unit o Modify existing curb and provide adapter o Reconnect existing supply and return air distribution ductwork o Furnish and install return air duct mounted smoke detector o System test and balance F. Electrical o Furnish and install new circuit breakers, conduit, and wiring as indicated on plan o Furnish and install materials necessary to integrate disconnect switch G. Plumbing o Reconnect existing natural gas supply line o Reconnect existing condensate disposal infrastructure H. Controls o Furnish and install all material necessary to integrate the CME unit into the existing BAS infrastructure o Furnish and install all material necessary to Integrate (1) duct mounted smoke detector into new RTU control and existing BAS infrastructure. o Coordinate controls implementation with the City's preferred controls contractor (Setpoint) I. Fire Alarm o Furnish and install all material necessary to connect (1) duct smoke detector into the existing fire alarm system J. Testing and Commissioning: o Perform startup, functional testing, and commissioning of all new units. o Verify heating, cooling, airflow, gas flow, electrical supply, and controls performance. o Provide a final commissioning report including startup checklists and BAS integration verification K. Documentation and Training: o Provide operation and maintenance (O&M) manuals for all new equipment. o Provide training for City staff on basic operation and maintenance of the new units and BAS interface. 2. Packaged Rooftop Unit (RTU) Replacements This scope consists of replacing (4) existing gas/dx packaged rooftop units (RTUs) with new equipment at the City of Arvada (The City) Indiana Shops location at 6701 Indiana St. Arvada, CO, 80007. All existing ductwork, condensate disposal infrastructure, and natural gas piping will be reconnected to the new units. Curb adapters will be required for installation of the new units onto the existing curbs. New circuit breakers, feeders, and conduit will be utilized for integration into the existing electrical power distribution system. New duct mounted detectors will be provided and integrated into the existing fire alarm system. The unit will be integrated into the existing BAS control infrastructure. DEMOLITION SCOPE OF WORK A. Ceilings o Demo ceilings for access to existing ductwork B. Mechanical a. Remove and dispose of (4) existing packaged rooftop units (RTUs) C. Electrical o Remove existing circuit breakers, conductors, and conduit as indicated on plan. NEW WORK D. Ceilings o Repair ceiling openings required for unit ductwork connections E. Mechanical o Furnish and install (1) 7.5 ton Gas/DX RTU o Furnish and install (1) 5 ton Gas/DX RTU o Furnish and install (2) 3 ton Gas/DX RTU o Provide curb adapters for integration onto the existing curbs for each unit o Reconnect existing supply and return air distribution ductwork for each unit o Furnish and install return (2) duct mounted smoke detectors o System test and balance Furnish and install (2) guardrails as indicated on plan. F. Electrical o Furnish and install new circuit breakers, conduit, and wiring as indicated on plan o Furnish and install materials necessary to integrate (4) disconnect switches. G. Plumbing o Reconnect existing natural gas lines to (4) RTUs o Reconnect existing condensate disposal infrastructure to (4) RTUs H. Controls o Furnish and install all material necessary to integrate the (4) RTUs unit into the existing BAS infrastructure o Furnish and install all material necessary to Integrate (1) duct mounted smoke detector into new RTU control and existing BAS infrastructure o Coordinate controls implementation with the City's preferred controls contractor (Setpoint) I. Fire Alarm o Furnish and install all material necessary to connect (1) duct smoke detectors into the existing fire alarm system J. Testing and Commissioning: o Perform startup, functional testing, and commissioning of all new units. o Verify heating, cooling, airflow, gas flow, electrical supply, and controls performance. o Provide a final commissioning report including startup checklists and BAS integration verification K. Documentation and Training: o Provide operation and maintenance (O&M) manuals for all new equipment. o Provide training The City of Arvada is seeking a qualified contractor for the replacement of the HVAC system at Indiana Shops located at 6701 Indiana St., Arvada, CO, 80007