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Table M1507.3.3(1) <br />Continuous Whole -House Mechanical Ventilation System Airflow Rate ReauirPmentc <br />Dwelling Unit <br />Floor Area (square <br />feet) <br />0-1 <br />NUMBER OF BEDROOMS <br />2-3 4- 5 6-7 <br />7 <br />Airflow in CFM <br />< 1.500 <br />30 <br />45 <br />60 <br />75 <br />90 <br />1,501 -3,000 <br />45 <br />60 <br />75 <br />90 <br />105 <br />3,001 - 4,500 <br />60 <br />75 <br />90 <br />105 <br />120 <br />4,501 - 6.000 <br />75 <br />90 <br />105 <br />120 <br />135 <br />6,001 - 7,500 <br />90 <br />105 <br />120 <br />135 <br />150 <br />-7,501 <br />105 <br />120 <br />135 <br />150 <br />165 <br />Table M1507.3.3(2) <br />Intermittent Whole -House Mechanical Ventilation Rate Factorsa, b <br />Run -Time Percentage in Each <br />4-Hour Segment <br />25% <br />33% <br />50% <br />66% <br />75% <br />100% <br />Factor <br />4 <br />3 <br />2 <br />1.5 <br />1.3 <br />1.0 <br />Mini Split <br />Heat Pump <br />Attic Access <br />0 <br />d- <br />r <br />/ / I <br />Heat/AG <br />Head Unit <br />Table M1507.4 <br />Minimum Required Local Exhaust Rates <br />For One- and Two-Familv Dwellines <br />Area to Be <br />Exhausted <br />Exhaust Rates <br />Kitchens <br />100 cfm intermittent or 25 <br />cfm continuous <br />Bathrooms - <br />Mechanical exhaust <br />Toilet rooms <br />capacity of 50 cfm <br />Laundry rooms, <br />intermittent or <br />indoor swimming <br />20 cfm continuous <br />pools, and spas <br />For SI: 1 cubic foot per minute = 0.0004719 m'/s. <br />Basement venting: <br />IRC 408 <br />1 sf of venting <br />150 SF of Basement <br />997/150 = 6.65 SF Venting <br />35' <br />12-3 1 /2" 2'-3 1 /2" <br />3'-7 3/4" 5' 3'-7 3/4" 5-2 3/4" 2'-8" <br />-- —— — — — — — — — — — — T — A--- -- <br />5050DH 2530DH <br />-L 0'-5" <br />11 ' i�j'' <br />— (%r I I. <br />3068 <br />V <br />Tempered glass to be <br />installed in bathroom and <br />entry as required. <br />\ �n / <br />m m I B24R 5836 Dishwasher <br />u, <br />\\ °O / <br />\Ped r o J0 o / <br />Kilo*// Dining <br />In <br />f\ 1466 <br />r � <br />SB3031 � 563031 \ <br />/ <br />Bagoom / <br />-ll <br />cr. <br />Living Room <br />YAR <br />'5aFT <br />Basement to be unfinished <br />with only exterior access from <br />/ the rear side of the building at <br />the basement level. <br />� Smoke/CO detectors to be <br />\ installed per IRC R314/R315 <br />XZi <br />Attic Venting: <br />1 SF Venting <br />150 SF Attic Space = 6.65 SF Venting <br />Attic venting to be a combination of eave <br />!vents and roof vents. <br />0 <br />Basement access at <br />basement level <br />/4" <br />Basement to be unfinished with <br />only exterior access from the <br />rear side of the building at the <br />abasement level. <br />Smoke/CO detectors to be <br />installed per IRC R314/R315 <br />Rear deck stairs: <br />Total rise: 72 in <br />Total run: 120 in <br />Stair tread width: 36 in <br />36in x 36in landing to be <br />installed at the top and bottom <br />� <br />/ <br />New or existing`Open guards on decks more than <br />Light required 1 � have memoers spaced so that <br />Guard � Openings for required <br />.� <br />/ guards on the sides <br />of stair treads shall <br />30 inches above grade or floor below shall <br />a 4 inch diameter sphere cannot pass through. <br />Stairway Notes: <br />1. Stairways shag be not less than 3n' in width. <br />Z. Stairway risers shall be no greater than 7 14". <br />I <br />� j not allot: a 4 3r8' <br />r, <br />3. Stairway treads shall have a minimum run of tp`, <br />diameter sphere to <br />4. The length of Run and the height of Riser shall not <br />� pass through. <br />vary more than 3. B' in the run of the stair. <br />I <br />I <br />S. Stairs are required to be illuminated. <br />36` min. <br />S. Open risers are permitted if the opening is less <br />height � <br />than 4`. <br />{ <br />7. Tread nosing shall be not less than 314" but not <br />= I <br />more than 1-ti4" on stairNays vmth solid risers. <br />o � <br />I <br />Except when treads are 11" or more. <br />o <br />B. Composite materials may require additional <br />I+ <br />stringers. <br />f Deck <br />- -- <br />34-38' above <br />� <br />I <br />Less " than I nosing's <br />6ilia. <br />Handrail See Details] <br />/ <br />It[1 <br />Guard required if 10" min. ru <br />more than 30" from nosing -i- <br />I - <br />to nosing <br />� <br />I (y <br />J <br />Open risers <br />Landing same <br />36' Agin. � mdth of stairs <br />(�1 <br />Less than 4" <br />7 3.;4" max. rise�l <br />Finished tirade <br />0 <br />\ IW <br />\ I IB <br />\ l I <br />1'-3 7/16" <br />4ObbD63E2b8X 0b8D <br />S'-5172' <br />ON4 <br />in <br />Hai, !•,, �.,_ <br />the <br />Hands•.,, rn,q be nG.rn:r;G:d <br />by a newel post at a turn �"rl <br />are <br />-•.��, rf•r1 on not <br />Iless than one ` <br />jside of each Handrail ends returned <br />(continuous run of to the wall or terminated <br />1 in newel posts or safety <br />l c terminals <br />The height of iru <br />handrail is measunn: <br />vertically from the <br />sloped plane adjoining <br />the Ireal nn,inq <br />w <br />Q <br />0 <br />m <br />z <br />0 <br />a <br />U <br />w <br />0 <br />z <br />1 <br />fa <br />101- <br />L <br />_O <br />LL <br />f� <br />L <br />4-) <br />U <br />w <br />FJ� <br />� U <br />w L <br />w Q <br />2 <br />U) <br />0 <br />Q <br />Q <br />z (V <br />o U) <br />a <br />Uo <br />to 00 <br />w <br />0 L0 <br />C <br />O <br />Of <br />d <br />Co0 <br />U.]0 <br />0 <br />cc <br />0- <br />In <br />t� <br />Z_ <br />Q <br />0 <br />DATE: <br />12/21 /2021 <br />SCALE: <br />.25" = 1' <br />SHEET: <br />A-1 <br />