Invitation for Bid: Burien Park Apartments Roof Replacement
Posted
05/03/2023
Description
The King County Housing Authority will accept Bids from Qualified General Contractors to furnish labor, materials and necessary equipment to complete a roof replacement as listed in the bid documents.
Scope of Work
The Burien Park Roof Replacement project includes, but is not limited to, demo and disposal of existing shingles/underlayment/flashing/fall arrest system/gutters/downspouts/rake boards. Provide and install new GAF timberline HDZ shingles (or approved equal), underlayment and flashing per plan details; new flashing at penetrations, walls, and peaks per details provided in plans, including new cap flashing.
This roof project includes:
• New fall arrest anchors per details on plan page A3.1.
• Three new roof access hatches, including structural framing per provided details on plan page A2.1.
• Existing overhang fascias and roof sheathing to be inspected for rot/damage and be replaced in kind, if rot/damage is found.
• Install new synthetic trim over existing fascias.
• Repair of an existing truss’s rotten top chord near the center roof hatch, refer to plan page A2.1
• New ladders at four exterior roof locations; and two interior locations in stair wells below new access hatch locations, refer to plan pages A3.1 for exterior detail and A2.1 for interior detail.
• Over-framing of existing roof structures at four locations, refer to plan pages A2.2 and A2.3.
• Three existing wood louvered exhaust ventilation vents to receive new metal vent cover, match existing vent covers at all other roof exhaust venting locations.(at front of building)
• New motion sensor activated light fixture in attic per plan note #7 at one location.
• New 6” k-style gutters with 3x4 downspouts, color white. The bottom 8 feet of all down spouts to be PVC. Contractor to include 3x4 downspout to PVC adaptor (white) to connect 8’ downspout lower sections. Include PVC to PVC and PVC to corrugated black pipe coupling where require to connect to existing underground drainage system.
Project Manual Distribution Packet
Date of issue: 05/03/2023.
Bid specifications and drawings are attached.
Pre-Bid Meeting
05/10/2023 at 11:00 a.m.
Burien Park Apartments
500 S.W. 148th Street, Burien, WA 98166
Pre-Bid is MANDATORY.
Contact Person
Carl Frankel
Project Manager
206-574-1249
carlf@kcha.org
Question deadline: 05/17/2023 at 02:00 p.m.
Submission Deadline
05/24/2023 at 01:00 p.m.