State Bid

Last Updated on 07 Jun 2024 at 4 AM
SSA
Washington

Casa Madrona Boiler System Upgrade Re-bid

Solicitation ID Not Specified
Posted Date 07 Jun 2024 at 4 AM
Archive Date Not Specified
NAICS Category
Product Service Code
Set Aside No Set-Aside Used
Contracting Office Not Specified
Agency King County Housing Authority
Location Washington United states
The King County Housing Authority will accept Bids from Qualified General Contractors to furnish labor, materials and necessary equipment to perform boiler system upgrades as listed in the bid documents. Work will be performed in occupied spaces, and the Contractor must coordinate with KCHA during this process to ensure that the residents have egress and access and limited disruptions. The Contractor will be replacing, installing, testing, and commissioning (including but not limited to) the following items: ? Remove and replace Circuit Setters located in the boiler room, balancing each primary loop circuit setter valve. ? Provide test ports on each side of the valves and insulate. Rebalance valves to meet flow requirements. See M1.5 note 8 on the plans. ? Install insulation where missing in the boiler room to boiler loops and waterlines ? Adjust the Boiler reset schedule per note 2 on M1.5 on plans. ? Insulate air separator ? Demolish piping as needed and provide Y-Strainers at inlet to boiler pumps and hydronic pumps ? Reprogram pump VFDs to correctly respond to hydronic differential pressure sensors. ? Relocate hydronic piping sensor from inside the mechanical towards end of supply line. See sheet M1.4 on plans. ? Install new pressure test ports on each side of the primary loop pumps ? Provide a water loop analysis and chemical treatment plan. ? Relocate outside air temperature sensor and provide sun shield ? Reset and balance the flow control valves on every hydronic heater inside the building. Set flow rates per M1.1 on plans ? Verify all T stats and solenoids are in working order after balancing is completed. ? Provide all documents required in provided spec sections ? Prior to starting flushing and cleaning process, system shall be hydrostatically tested ? Flush entire system in accordance with spec section 232500 ? Chemically treat and refill piping system At the end of the job, provide KCHA with all testing and balancing reports or any other reports required per the specs
Bid Protests Not Available

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