Remove all attic insulation, including all insulation in the soffit venting. Remediate moisture and mold impacted building materials in all units according to the specifications, including removal and replacement ofroofsheathing, removal and replacement of all insulation, remediation ofall mold growth on wood framing, and replacement of all gypsum wallboard with visible mold growth or water damage. Remove all solid blocking between trusses at the soffit and replace with vented soffit blocking of a type thatmatches the existing venting. Repair existing baffles or install new baffles for all soffit vents. Clean ofmold growth and repair damaged rooftrusses. Install new sheathing, new architectural laminated roofing shingles, flashings, etc. Exhaust vent ducting associated with kitchen, laundry dryer, bathroom, and all other uses: remove and replace flex style ducting with insulated hard or rigid ducting and eliminate horizontal runs as much as possible. All ducting, except laundry exhausts, shall extend in solid piping through the roof. The ducting shall not permit air to escape into the attic space. All ducting shall be sealed and secured with mechanical fasteners. Laundry exhaust shall follow the existing pathway, typically to an exterior wall ofthe unit. Install RVO 38 roofvents per current building codes, not less than one square foot of attic ventilation per 150 square feet of attic floor space, in all units. Continuous ridge venting shall not be permitted. Install new attic insulation and confirm correct installation ofinsulation baffles in all units to an R-value and insulation depth meeting current building codes Requests for Bids The Housing Authority of Grant County is requesting sealed bids for a 14 unit (7 duplexes) and one community and office building project in Royal City, Washington: Complete removal and replacement of insulation and roofing with mold remediation and correction of ventilation of the units. Provide an alternate bid for the replacement of roofing on the community and office building. All bids over $150,000 must be accompanied by a bid guarantee in the form of a bid bond or certified cashier's check made payable to Housing Authority of Grant County in the amount of five percent (5%) of the total bid amount. Cost of bonds must be included in the bid price.