Specifications include, but are not limited to: Remove and dispose of one
course of 3 tab asphalt shingles and underlayment from the main roof of the public works building
approx. 13,100 sf, 4/12 pitch roof . Replace any defective sheathing with plywood of equal thickness.
All plywood will be ring-shank nailed or screwed with a min penetration of 1 ½ inches into support
structure and H clipped. Replace drip edge and all flashings, Replace underlayment with ice and water
shield at the eave (2 courses with appropriate overlap) and gable ends (1 course) The remainder of the
underlayment shall be a breathable synthetic (GAF Deck Armor or similar). Roofing shall be Tan
architectural grade shingles with a minimum manufacturer’s warrantee of 30 years.