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General Notes <br />ROOF CRITERIA: <br />• 12" OVERHANG U.N.O. <br />• PLUMB CUT FASCIA ROOF <br />• PITCH PER ELEVATION <br />**G.C. VERIFY ROOF PITCH** <br />ROOF PITCH VARIES PER SUBDIVISIONS IT IS THE <br />CONTRACTORS RESPONSIBILITY TO VERIFY <br />ROOF SLOPE REQUIREMENTS WITH TRUSS <br />MANUFACTURER. <br />**ELECTRICAL SPECIFICATION NOTES** <br />ELECTRICAL CONTRACTOR MUST VERIFY WITH <br />THE SPECIFICATIONS FOR THE TYPE OF FIXTURE <br />TO BE USED. LIGHT FIXTURES SHOWN ARE FOR <br />LOCATION PURPOSES. <br />Exterior Covering <br />R703.7 Exterior plaster. <br />Installation of these materials shall be in compliance with ASTM C <br />926 and ASTM C 1063. <br />R703.7.1 Lath. <br />All Lath and lath attachments shall be of corrosion -resistant <br />materials. Attached per ASTM C 1063. <br />R703.7.2 Plaster. <br />Plastering w/ portland cement plaster shall be not less than three <br />coats when applied over metal lath or wire lath and shall be not <br />114. <br />less than two coats when applied over masonry, concrete. <br />R703.7.3 Water-Resisitive Barriers. <br />Water-resisitive barriers shall be installed where cement plaster <br />(stucco) is to be applied over wood -based sheathing, shall include <br />a water -resistive vapor -permeable barrier. The individual layers <br />shall be installed independently such that each layer provides a <br />separate continuous plane and any flashing intended to drain to <br />the water -resistive barrier is directed between the layers. The <br />barriers shall consist of one of the following. <br />1. Two layers of an approved water resistant barrier material in <br />T-0" accordance with R703.2. <br />2. One layer of an approved water -resistive barrier (paperbacked <br />stucco lath) over an approved synthetic house wrap. <br />• R703.4 Flashing. <br />a Approved corrosion -resistant flashing shall be applied <br />0 :: ��Q shingle -fashion in a manner to prevent entry of water into the wall <br />F771cavity or penetration of water to the building structural framing <br />04 components. Flashing shall be installed at the following locations. <br />' '�� • Exterior window/door openings. <br />n ( • Intersection of chimneys or other masonry contructions with <br />(� • I I I • Under and at the ends of mason wood or metal copings <br />frame walls. <br />masonry, <br />and sills. <br />t 1 1 I • Continuously above all projecting wood trim. <br />° 1 I 1 / I I • Where exterior porches, decks or stairs attach to a wall or <br />floor assembly of wood -frame construction. <br />• At wall and roof intersections <br />I' • At Built-in gutters. <br />•5:12 SLOPE, 0111, <br />o Attic Ventilation <br />J 5:12 SL Attic Ventilation to be in compliance with the Florida Building Code 6th Edition <br />1T� <br />4'-0' ROOF VENT : ; I ' (2017) Residential R806. <br />The Minimum net free ventilating area shall be 1/150 of the area of the vented <br />space. The ventilating area may be reduced to 1/300 provided that at least 40% <br />but no more than 50% of the required ventilation is provided in the upper portion of <br />• ' the space to be ventilated. Upper ventilators shall be located no more than 3 feet <br />ZONE-1 : : I (measured vertically) below the ridge or highest point of the space, with the <br />I' balance of the required ventilation provided by eave or cornice vents. <br />' RIDGE **CALCULATIONS BASED ON THE FOLLOWING VALUES, SEE ROOF PLAN** <br />ATTIC SPACE :12 SLOPE <br />(Values to be verified with Manufacturer Specifications) <br />' • RIDGE VENTS 15 SQ. IN. OF NET FREE AREA / LINEAR FT. <br />•OFF -RIDGE VENTS 138 SO. IN. OF NET FREE AREA / UNIT <br />• SOFFIT VENTS 7 SQ. IN. OF NET FREE AREA / SQ. FT. <br />2276 SQ FT 28'-0' RIDGE VENT <br />• 4'-0' ROOF VENT • O'HAGIN WEATHERMASTER (Shingle Roof) - 72 SQ, IN. OF NET FREE AREA/ FT. <br />RIDGE I <br />*" (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed) / 72 =Amount of O'Hagin Vents Needed <br />• LOMANCO DECK -AIR (Shingle Roof) - 9 SQ. IN. OF NET FREE AREA / FT. <br />I **Formula: (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed) / 9 = Linear Ft. of Deck -Air Needed) <br />Q • O'HAGIN (Tile Roof) - 86.25 SQ. IN. OF NET FREE AREA / VENT <br />• : • : :: : : • : 1 • : .r� Formula: (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed) / 86.25 = Amount of O'Hagin Vents Needed <br />............................ <br />a <br />.. :. 0 I O <br />T <br />I • • • • • • • • I U I <br />a <br />ti <br />ID <br />A <br />ROOF PLAN_ <br />SCALE: %4"=1'-0" <br />ATTIC VENTILATION CALCULATIONS <br />CD <br />C <br />ATTIC VENTILATION REQUIRED <br />UPPER VENTILATION PROVIDED <br />1l150 Rule <br />1/300 Rule <br />Ridge <br />Off -Ridge <br />(No Upper Ventilators <br />(Must Provide Upper Ventilators) <br />Vent Amt <br />Amt. <br />Req.) <br />(Ft.) <br />TotalU) <br />Ventilation <br />ATTIC <br />Provided <br />SPACE <br />SQ. FT. <br />Total SQ. <br />SQ. FT. <br />SQ. IN. of <br />by Upper <br />SQ. IN. of <br />of vented <br />IN. of <br />of <br />ventilation to <br />SQ. IN. of <br />SQ. IN. of <br />Ventilators <br />ventilation <br />soffit <br />ventilation <br />vented <br />be provided <br />Ventilation <br />Ventilation <br />(See Elev) <br />required <br />needed <br />required <br />soffit <br />by upper <br />needed <br />ventilators <br />Main <br />19.000000 <br />2.000000 <br />Floor <br />2276 <br />2185 <br />312 <br />1092 <br />78 <br />546 <br />561.0 <br />285.0 <br />276.0 <br />(Zone 1) <br />**NOTE** <br />GENERAL CONTRACTOR MUST ENSURE THAT PROPER VENTILATION IS PROVIDED AT EAVES/SOFFITS AS <br />REQUIRED BY FBC 6th ED. RESIDENTIAL. <br />0 <br />z� <br />Q <br />J <br />Cn/i' CD <br />� <br />w <br />� o <br />W <br />� <br />~ <br />E <br />o <br />.� t��{[i <br />0 <br />m I` <br />U <br />W <br />U <br />a� M <br />C (° M <br />O O <br />ppp <br />