Invitation for Bid: Gustaves Manor Envelope Upgrade
The King County Housing Authority will accept Bids from Qualified General Contractors to furnish labor, materials and necessary equipment to complete an envelope upgrade as listed in the bid documents.
BIDDERS ARE TO DELIVER THEIR BIDS TO 600 ANDOVER PARK WEST, TUKWILA, WA BETWEEN 11:00AM AND 1:00PM. BIDS WILL BE OPENED AND RESULTS POSTED BY END OF THE DAY BIDS ARE DUE.
Scope of Work
The five story apartment structure is concrete CMU block with infill metal stud framed walls and a stucco-clad exterior. The main exterior of building is stucco applied onto CMU block and selective areas around the balcony’s and bay windows consist of the stucco application being applied onto plywood or GWB. The adjoined CMU block wall and roof structure at the west elevation will be removed disposed. Any asphalt damage will be cold patched and sealed. Removal of any windows or doors will be re-installed the same day. Exterior lighting on building noted to be removed will remain in place or temporary lighting will be provided by the contractor throughout construction.
The upper roof and elevator parapet will include removal and disposal of existing torch down roofing, insulation, metal coping at roof parapet and all associated flashing. Contractor will be responsible for all scaffolding and crane staging. Due to limited space on site any Crane work will have to coordinate with KCHA and City of Auburn for the use of traffic control measure and Right of Way (ROW) permitting required. The existing solar panels will be removed and replaced by others. Contractor will coordinate with Owner for reinstallation of new solar panels and electrical performed by others once all roof work is complete. Contractor will install new curbing for new solar panels as noted on plans.
The retail/residential structure is a historically preserved building which consists of brick exterior to three sides and a stucco assembly on the north elevation. Work associated with this structure includes lower roof and north elevation only. Removal and replacement of existing roof assembly and replacement of damaged sheathing as needed. Existing access door to roof to be modified as needed accommodate new metal stair assembly and include new door hardware to be installed. The HVAC unit and ductwork covers much of the northwest corner of the roof. The existing duct work will be removed and replaced with new insulated duct work. The existing mechanical unit will be salvaged and reinstalled, including conduit and wiring for reinstallation. This portion of the work will be a bidder design to reinstall the new ductwork to existing penetrations and provide adequate clearance around existing plumbing vents and existing roof penetrations. Contractor responsible to coordinate removal and reinstall with HVAC contractor to complete new roof assembly.
Project Manual Distribution Packet
Date of issue: 03/16/2022.
Bid documents and drawings are attached.
03/23/2022 at 10:00 a.m.
107 W. Main Street, Auburn, WA 98001
Pre-bid is MANDATORY
Question deadline: 03/30/2022 at 02:00 p.m.
04/06/2022 at 01:00 p.m.