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INSTALLATION OF ROOFING AND GUTTERS ON HOUSE 246


Location
Iowa
Publication Date
12/20/2019 06:55 AM EST
Closing Date
01/21/2020 03:00 PM EST
Issuing Organization
State of Iowa - Department of Human Services
Solicitation Number
Description

Specifications include, but are not limited to: The successful Service Provider will replace the roof and gutters on House 246. Such services shall include, but are not limited to, the following: 1.3.1.1 TEAR OFF: • Old shingles and underlayment shall be removed and disposed of properly. • All nails should be driven down or pulled after removal of old shingles. • If plywood is found to be deteriorating or weak it must be replaced. Agency will provide the plywood. A per sheet price to replace will be negotiated. • All valley tin and metal roof edging shall be removed and disposed of properly. 1.3.1.2 INSTALLATION: • All underlayment shall be replaced with a minimum 30-lb. felt. • When installing D-metal and gutter apron, full lengths of material shall be used. No use of multiple short pieces on long runs. • All gutter apron and D-metal shall run the full length of rakes and eaves (no voids). • When gutter apron is being installed, remove gutter hangers and install gutter apron. Do not cut around gutter hangers. • When putting gutter back up, proper pitch shall be re-established for drainage and be tucked up behind gutter apron. • When gutter apron and D-metal is installed, it shall not be bent or creased. • D-metal shall have a 2” minimal overlap between pieces. • New D-metal or gutter apron shall lay flat and extend down to properly cover the edge of the sheeting and the upper edge of the fascia. • When underlayment is installed over gutter apron it shall not overhang more then 1/4". • Underlayment needs to overlap valley leak barrier by at least 6". • Install ice and water shield from eave to a minimal 24" beyond the inside wall line. • Ice and water shield needs to be installed in every valley. • A minimum of 20" wide, 24-gauge aluminum, galvanized steel or other non-corroding, non-staining metals shall be used for the valleys. No lacing of shingles. • Valley tin shall be installed with just the heads of nails holding it in place. There shall be no nails driven through tin. • All step flashing needs to be installed in a proper manner. • Starter strip shall overhang eaves and rakes 1/4" to 3/4" for drip edge. • When installing rake starter, it needs to overlap eave starter a minimum of 3". • Agency shall specify shingle color as per job. • Starter strip and first row of shingles need to be offset. • Starter strip needs to be installed on all eaves and rakes (it shall lay flat). • The starter strip will not hang below shingles. • Shingles will not overhang eaves and rakes more then 3/4" for drip edge. • All shingles along eaves and rakes should have a clean look (straight runs and cuts). • Shingles need to be installed factory edge to factory edge. • Any shingles that are torn or scarred (surface scarring or damaged edges) shall be replaced upon inspection. • All full size shingles need to be nailed down with no less than six nails (no staples). • Nails must be driven flush with surface of shingle. If nails are driven into or through the shingle, it shall be removed and replaced. • Nails shall be a minimum of 1-¼ inch. • If any nails are exposed in the previous row, when next row of shingles are installed the shingle with the exposed nail or nails shall be removed and replaced with a new shingle and properly nailed. • All exposed nails in ridge cap, vents or flashing shall be properly sealed with an approved roofer’s caulk. • Remove and install new roof vents (color will be determined at time of site visit). • All pipe flashing shall be replaced with new. • When replacing roof sheeting be sure to cut in any existing roof or exhaust vents. • Properly secure and reseal any and all flashing that relates to clear story and raised walls. •Any property that is damaged in tear off and installation shall be replaced. If property is getting replaced it needs to be replaced by the same or equivalent product such as, but not limited to, guttering or siding. If that product can no longer be found, Agency management will help find a product that is equivalent to what was there. • All nails and debris should be cleaned from gutters, shelters, roof, ground and all other locations around work sites. • If any damage is done to the yards around the work location, the contractor shall be responsible for grading, filling of ruts and reseeding of area unless other agreements have been made. • Agency staff will monitor all roof replacement for compliance. Corrections will be made as required during replacement, after completion and final inspection. Once all compliance is met, Agency will then sign off for payment.

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