Wright Street , Rethke Avenue and Webb Ave - Roof , Gutter , Soffit and Fascia Replacement

2026-11-03

The City of Madison Community Development Authority (“ City ”) is soliciting Bids from qualified vendors for Wright Street , Rethke Avenue and Webb Ave - Roof , Gutter , Soffit and Fascia Replacement . Vendors submitting Bids (“ Bidders ”) are required to read this Request for Bids (“ RFB ”) in its entirety and follow the instructions contained herein . DESCRIPTION OF SERVICES / COMMODITIES Project Location : 1609 - 1671 Wright St , 302 - 416 Rethke Ave , and 3101 - 3131 Webb Ave . Madison , Wisconsin Project Type : Residential Roof , Gutter , Soffit & Fascia Replacement Code Compliance : Wisconsin Uniform Dwelling Code ( UDC ) & City of Madison requirements 2 . 1 Roof Replacement – Architectural Asphalt Shingles Tear - Off • Remove existing roofing materials down to structural deck . • Dispose of debris per local regulations . • Perform magnetic sweep of grounds and driveway . Roof Deck Requirements • Roof sheathing shall be minimum 7 / 16 " OSB or 1 / 2 " plywood , APA rated . • Replace deteriorated decking to match existing thickness . • Fasten decking per IRC Table R602 . 3 ( 1 ): o 8d ring - shank nails o 6 " O . C . at panel edges o 12 " O . C . in field Ice Barrier ( Cold Climate Compliance ) • Self - adhering polymer - modified bitumen membrane complying with : o ASTM D1970 • Install from eave edge to minimum 24 " inside interior heated wall line ( typically 6 ’ from eave in Wisconsin ). • Install in valleys and around penetrations . Underlayment • Synthetic underlayment meeting : o ASTM D226 Type II ( if felt alternative ) o ASTM D4869 • Mechanically fastened per manufacturer specs . • Horizontal laps minimum 4 ". • Vertical laps minimum 6 ". Drip Edge • Pre - finished aluminum drip edge complying with : o IRC R905 . 2 . 8 . 5 • Install at eaves and rakes . • Fasten 12 " O . C . • Overlap joints minimum 2 ". Flashing • Step flashing : 26 - gauge galvanized steel minimum . • Valley metal ( if used ): 24 - gauge galvanized or prefinished steel . • Plumbing boots : neoprene . • All flashing metal to comply with ASTM A653 ( galvanized steel ). Architectural Asphalt Shingles Material Standard Shingles shall comply with : • ASTM D3462 ( Asphalt Shingles ) • ASTM D7158 Class H ( Wind Resistance 150 mph ) OR • ASTM D3161 Class F ( 110 mph minimum ) • ASTM E108 Class A Fire Rating Approved Manufacturers ( or equivalent ): • GAF • CertainTeed For a 2 : 12 to 3 : 12 pitch , asphalt shingles are acceptable only if installed with full - coverage iceand - water shield underlayment . Fastening Schedule • Minimum 6 nails per shingle . • Nails shall be : o 11 – 12 gauge galvanized steel o 3 / 8 " minimum head diameter o Length sufficient to penetrate 3 / 4 " into deck or through sheathing . • Placement per manufacturer ’ s high - wind zone pattern . • Starter strip required at eaves and rakes .

Wisconsin

2026-05-06