B2303479 - 818 LONGFELLOW ST NW, WASHINGTON, DC 20011 - CONSTRUCTION

completed

PORCH ENCLOSURE--T & G 144.00 SF Remove and Install beaded tongue and groove ceiling boards, TPO--FULLY ADHEARED 8.00 SQ Clean all loose materials off of roof. Remove all existing roofing materials to the roof deck. Install a minimum 60 mil fully adheared polyester scrim reinforced thermoplastic polyolefin roofing membrane (TPO) that meets or exceeds the requirements of ASTM D6878 Standard Specification for Thermoplastic Polyolefin Based Sheet Roofing, and is guaranteed for 15 years in writing by the manufacturer. All roofing, accessories and adhesives shall be approved for use with the roofing material by the roofing manufacturer. All flashing and terminations to adjoining building components shall be per manufacturer's specifications. The roof surface shall be structurally sound and continuously sloped for proper drainage. Install wood nailers at all roof perimeter edges where metal edging and gutter systems are specified or where indicated in the manufacturer's installation requirements. All adhesives shall meet contain less than 250 g/l of VOC content. REROOF- ARCHITECTURAL SHINGLES 2.00 SQ ________ ________ Remove and dispose of all roofing & defective sheathing. Cut a 1" wide vent at ridge board. Replace up to 5 sf of sheathing per 100 sf of roof using pine board or CDX plywood of matching thickness. Install ice and water shield at the eves and in valleys and 15 lb felt underlayment over the entire roof with manufacturer approved fasteners. Install preformed white aluminum, drip edge, and vent pipe boots. Install ENERGY STAR labeled self- sealing, architectural shingles with a limited lifetime warranty. Replace all flashing, including valleys, with 0.19" aluminum sheet metal. Install step flashing and counter flashing at all wall junctures. Install flashing and roofing shingle style, not relying on sealants for waterproofing. Install shingle-over ridge vent. Replace gutters . WOOD STAIR HANDRAIL--REPLACE EXT 10.00 LF Install preservative treated code approved grabable handrail supported by 4"x 4" treated posts, 4' on center. Rail to be free from cracks, splinters, and rough edges. Set first post in a 12"x 8"x 12" concrete sleeve, bolt remaining posts to stringer with 7" lags. Install 2 exterior handrails (5LF each) One on each side of the front stairs 13 3525 GUARD RAIL--WOOD 21.00 LF ________ ________ Dispose of any existing railing. Construct a preservative treated pine railing using 2"x 4" top and bottom rails, and 2"x 2" balusters face nailed 6" on center. Create a 3'6" high railing between 4"x 4" end posts. Install guardrails at front porch [NA