Roof Repair for Road Operations Records Storage

1. Proper staging of materials. Materials shall arrive onsite in their manufacturers labeling and be kept in a watertight/temperature safe environment prior to installation as per all manufacturers’ recommendations that apply. 2. Remove 1,100 SF of existing asphaltic 3-tab shingles and underlayment components down to the lumber decking. The one-hundred and fifty (150) linear feet of edge metal should also be removed and properly disposed of. Remove and dispose of 40 LF of ridge vent. 3. Once the existing roof system has been removed the lumber decking should be assessed for adverse moisture damages. Any damaged lumber should be removed and replaced with like kind and quality components. In addition to the lump sum bid, the contractor should include a unit price for lumber to accommodate for unforeseen deck conditions. 4. New synthetic underlayment (1,100 SF) should then be installed atop the lumber deck per manufacturer recommendations. Ensure the underlayment is positively lapped to prevent water bucking. 5. Install one-hundred and fifty (150) linear feet of new aluminum edge metal along all rake lines and eaves. The underlayment should transition atop the edge metal at the eave or be stripped in with self-adhered membrane or roofing cement. 6. Install 1,100 SF of new architectural laminate shingles (aesthetics to be approved by owner) and 40 LF of ridge vent per manufacturer recommendations. Ensure fastener attachment patterns are adequate for uplift requirements (6 fasteners recommended).

Division 07 -

Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection.