Specifications include, but are not limited to: COMPLETE ROOF SYSTEM TEAR-OFF AND DISPOSAL OF THE EXISTING SHINGLE ROOF ASSEMBLY DOWN TO THE EXISTING LIGHT-GAUGE METAL ROOF TRUSSES. REMOVAL INCLUDES EXISTING ROOF SHINGLES, UNDERLAYMENT, PLYWOOD SHEATHING, HAT CHANNEL SUB-FRAMING, METAL FLASHING, ROOF TRANSITIONS, GUTTERS, DOWNSPOUTS, TRIM, SOFFIT AND OTHER RELATED COMPONENTS ASSOCIATED WITH THE EXISTING ROOF SYSTEM. REMOVE AND DISPOSE EXISTING LOUVERS INSTALLED IN DORMER SIDEWALLS AND ATTIC INSULATION.; INSTALL NEW ROOF SYSTEM CONSISTING OF ARCHITECTURAL GRADE ROOF SHINGLES, SECONDARY WEATHER BARRIER (SELF-ADHERING UNDERLAYMENT MEMBRANE), PLYWOOD ROOF SHEATHING, COLD-FORMED METAL FRAMED PURLINS INSTALLED BETWEEN EXISTING METAL ROOF TRUSSES, METAL FLASHING, ROOF TRANSITIONS, FASCIA, GUTTERS, DOWNSPOUTS, VENTED SOFFIT, TRIM AND OTHER RELATED COMPONENTS RESULTING IN A COMPLETE WEATHERTIGHT ENCLOSURE AND STORM DRAINAGE ROOF SYSTEM.; • INSTALL NEW SIDING ON DORMERS AND NEW ATTIC INSULATION THROUGHOUT THE EXISTING ATTIC SPACE.; a. RISK CATEGORY: II; b. DEAD LOAD: ROOF (NOT INCLUDING SELF WT OF TRUSSES) 12 PSF; c. LIVE LOAD: ROOF 20 psf (REDUCIBLE); d. ROOF SNOW LOAD: GROUND SNOW LOAD 10 psf FLAT ROOF SNOW LOAD, Pf 10 psf; e. WIND DESIGN CRITERIA: EXPOSURE CATEGORY C BASIC WIND SPEED Vult = 122 mph Vasd = 95 mph INTERNAL PRESSURE COEFF., GCp ±0.18 (ENCLOSED) INTERIOR WIND LOADING (PARTITIONS) 5 PSF (UNFACTORED, SERVICE LOAD)
