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REF <br />ATTIC VENT CALCULATION <br />AREA VENTILATED <br />760 SF <br />RATE REQ. VENTS: <br />150 729.60 SQ.IN <br />TYPE <br />O'HAGING VENT <br />QTY.AREA PER UNIT <br />7 120 SQ.IN <br />TOTAL AREA PROVIDED <br />840 SQ.IN <br />14"x18" GABLE END VENT 0 110 SQ.IN 0 SQ.IN <br />24"x12" DORMER VENT 0 100 SQ.IN 0 SQ.IN <br />2.5" SCREENED 3-HOLE VENTS 0 15 SQ.IN 0 SQ.IN <br />5.5"x14.5" SOFFIT VENTS 0 65 SQ.IN 0 SQ.IN <br />TOTAL VENTILATION PROVIDED 840 SQ.IN <br />4" / 12"4" / 12" <br /> EXISITNG PRIMARY HOUSE <br />ROOFING <br />CM SD <br />SD <br />SDA-A <br />A5 <br />B-B <br />A5 <br />AC CONDENSER <br />7' <br /> <br />- <br /> <br />1 <br />0 <br />" <br />6' <br /> <br />- <br /> <br />0 <br />" <br />W3 W4 <br />W4W4 <br />D3 <br />D4 <br />D3 <br />11 <br />D3 <br />D1 <br />W2 <br />W3 <br />W2 <br />D6 <br />D2 <br />D5 <br />06 12 <br />11 02 <br />08 <br />01 <br />11 <br />02 <br />12 <br />06 <br />10051315 <br />09 <br />03 <br />2' - 6" <br />2' <br /> <br />- <br /> <br />6 <br />" <br />2' <br /> <br />- <br /> <br />5 <br />" <br />WALLS TO BE <br />REMOVED <br />CEILING FINISH : STUCCO FINISH <br />1 <br />AD.1 <br />8 <br />AD.1 <br />EGRESS <br />EGRESS <br />3 <br />AD.2 <br />3 <br />AD.2 <br />1,2 <br />AD.2 TYP. <br />5 <br />AD.2 <br />3 <br />A3 <br />5 <br />A5 <br />6 <br />A5 <br />WALL LEGEND/S: <br />EXISTING WALL <br />NEW CONSTRUCT WALL <br />WALL TO BE REMOVED <br />WINDOW OPENINGS CALCULATION: <br />WALL (W) X (H) = 38' 0" X 9' 0" <br />= 342 SF <br />D6 (W) X (H) = 2'4" X 6'8"= 15.52 SF <br />W2 (W) X (H) = 3'0" X 3'0" = 9 SF <br />W3 (W) X (H) = 3'0" X 1'0" = 3 SF <br />W4 (W) X (H) =5'0" X 5'0" = 25 SF <br />TOTAL := 52.52 SF <br />52.52 SF / 342 SF = 15.35% <br />15.35% < 25% (MAXIMUM ALLOWABLE WALL OPENING) <br />UL U305UL U305 <br />INTERIOR PARTITION - WOOD STUD (LOAD-BEARING) <br />FIRE RATING: 1 HR SYSTEM THICKNESS: 5.875 IN. STC: 50 <br />ASSEMBLY DETAILSASSEMBLY DETAILS <br />GYPSUM PANEL: 1 LAYER 5/8" [15.9 MM] SHEETROCK® GYPSUM PANEL (UL TYPE ULIX) <br />RESILIENT CHANNEL: 1 LAYER 1/2" [12.7 MM] RESILIENT CHANNEL, 25 GA. (0.018"), 24" [610MM] O.C. <br />WOOD STUDS: 1 LAYER 2" X 4" [38 X 89 MM] WOOD STUDS, 16" [406 MM] O.C. <br />INSULATION: 1 LAYER 3-1/2" [89MM} FIBERGLASS INSULATION <br />GYPSUM PANEL: 1 LAYER 5/8" [15.9 MM] SHEETROCK® GYPSUM PANEL MOLD TOUGH® (UL TYPE SCX) <br />GYPSUM PANEL: 1 LAYER 5/8" [15.9 MM] SHEETROCK® GYPSUM PANEL MOLD TOUGH® (UL TYPE SCX)SHEET NO.: <br />SHEET <br />TITLE: <br />AS SHOWN <br />SCALE: <br />DATE: <br />DR <br />A <br />W <br />I <br />N <br />G <br />S <br /> <br />P <br />R <br />O <br />V <br />I <br />D <br />E <br />D <br /> <br />B <br />Y <br />: <br />OC <br />- <br />A <br />D <br />U <br />24 <br />8 <br />8 <br />1 <br /> <br />A <br />L <br />I <br />C <br />I <br />A <br /> <br />P <br />K <br />W <br />Y <br />, <br /> <br />S <br />T <br />E <br />. <br /> <br />E- <br />2 <br />2 <br />2 <br />, <br /> <br />L <br />A <br />G <br />U <br />N <br />A <br /> <br />H <br />I <br />L <br />L <br />S <br />94 <br />9 <br />- <br />4 <br />1 <br />4 <br />- <br />8 <br />7 <br />9 <br />9 <br />A3 <br />PROPOSED <br />ADU FLOOR & <br />ROOF PLAN <br />08/15/24 <br />13 <br />3 <br />3 <br /> <br />S <br /> <br />L <br />O <br />W <br />E <br />L <br />L <br /> <br />S <br />T <br />, <br />UN <br />I <br />T <br /> <br /># <br />2 <br />, <br /> <br />S <br />A <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br />, <br />CA <br /> <br />9 <br />2 <br />7 <br />0 <br />7 <br />AD <br />D <br />I <br />T <br />I <br />O <br />N <br /> <br />A <br />N <br />D <br />GA <br />R <br />A <br />G <br />E <br />CO <br />N <br />V <br />E <br />R <br />S <br />I <br />O <br />N <br />DOOR SCHEDULE <br />Type Mark DOOR TYPE OPERATION WIDTH HEIGHT QTY <br />D1 SOLID SWINGING 3' - 0"6' - 8"1 <br />D2 CLOSET BIFOLD 2' - 6"6' - 8"1 <br />D3 INTERIOR SWINGING 2' - 6"6' - 8"3 <br />D4 CLOSET SLIDING 4' - 0"6' - 8"1 <br />D5 CLOSET SLIDING 6' - 0"6' - 8"1 <br />D6 LOUVER SWINGING 2' - 4"6' - 8"1 <br />D13 16' - 0"8' - 0"1 <br />WINDOW SCHEDULE <br />Type Mark <br />TYPE/OPERATIO <br />N MATERIAL WIDTH HEIGHT <br />HEAD <br />HEIGHT QTY U-FACTOR SHGC <br />W2 SLIDING VINYL FRAME W/ LOW E-DOUBLE PANE GLASS <br />(TEMP) <br />3' - 0"3' - 0"6' - 8"2 0.28 0.23 <br />W3 SLIDING VINYL FRAME W/ LOW E-DOUBLE PANE GLASS <br />(TEMP) <br />3' - 0"1' - 0"6' - 8"2 0.28 0.23 <br />W4 SLIDING VINYL FRAME W/ LOW E-DOUBLE PANE GLASS 5' - 0"5' - 0"6' - 8"3 0.28 0.23 <br />1. <br />2. <br />3. <br />THE ATTIC ACCESS SHALL BE A MINIMUM OF 22" X 30". A THIRTY-INCH MINIMUM CLEAR <br />HEAD ROOM SHALL BEPROVIDED ABOVE THE ATTIC ACCESS. ATTIC ACCESS SHALL BE <br />LOCATED AT A READILY ACCESSIBLE LOCATION <br />MECHANICAL VENTILATION IS NOT LESS THAN 6 AIR CHANGES PER HOUR TYPE. THE <br />POINT OF DISCHARGE OFEXHAUST AIR SHALL BE AT LEAST 3 FEET FROM ANY OPENING <br />INTO THE BUILDING. THE EXHAUST VENT SHALL BEEQUIPPED WITH BACK-DRAFT DAMPER <br />TO COMPLY WITH ENERGY REGULATIONS. <br />PROVIDE OUTDOOR COMBUSTION AIR OPENINGS FOR THE MECHANICAL CLOSET WITH THE <br />2 PERMANENT OPENINGSMETHOD PER CMC SECTION 701.4.1. ONE OPENING SHALL <br />COMMENCE WITHIN12 INCHES OF THE TOP AND THE OTHERCOMMENCING WITHIN 12 INCHES OF <br />THE BOTTOM OF THE ENCLOSURE <br />VENTILATION NOTES: <br />A. <br />B. <br />C. <br />PROVIDE NO LESS THAN 30% UPPER VENTS. <br />BE INSTALLED ON VERTICAL ATTIC SURFACES AND GABLE ENDS. <br />WHEN INSTALLED IN ENCLOSED RAFTER SPACES A MINIMUM AIR SPACE OF 1" MUST BE <br />PROVIDED AND VENTILATIONBE PROVIDED AT UPPER AND LOWER END OF EVERY <br />RAFTER BARRIER. <br />RADIANT BARRIER INSTALLATION SHALL COMPLY <br />WITH THE FOLLOWING: <br />1. <br />2. <br />3. <br />4. <br />5. <br />6. <br />7. <br />SAFETY OR TEMPERED GLAZING REQUIRED IN THE FOLLOWING LOCATIONS: GLAZING IN <br />ENCLOSURES FOR OR WALLFACING HOT TUBS, WHIRLPOOLS, BATHTUBS AND SHOWERS WHERE <br />THE BOTTOM EXPOSED EDGE IS LESS THAN 60INCHES MEASURED VERTICALLY AVOVE A <br />STANDING OR WALKING SURFACE (CRC R308.4) <br />CEMENT, FIBER-CEMENT, FIBER-MAT REINFORCED CEMENT, GLASS MAT GYPSUM OR FIBER- <br />REINFORCED GYPSUMBACKERS SHALL USED AS A BASE FOR WALL TILE IN TUB AND <br />SHOWER AREAS AND WALL AND CEILING PANELS INSHOWER AREAS. (R702.4.2 CRC) <br />SHOWERS AND TUB-SHOWER COMBINATION VALVES SHALL BE EQUIPPED WITH A MEANS TO <br />LIMIT THE MAXIMUMSETTING OF THE VALVE TO 120 DEGREES F (CPC 408.3) <br />NEW ADU SHALL MATCH EXISTING RESIDENCE ARCHITECTURALSTYLE, BUILDING MATERIALS, <br />WINDOW STYLE, WINDOW FRAMES,ROOFING STYLE, ALL MATERIALS AND DESIGN. <br />VENT OPENINGS SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE MESH WITH 1/16" <br />MINIMUM TO 1/4" MAXIMUMOPENINGS. A MINIMUM OF A 1-INCH AIRSPACE MUST BE MAINTAINED <br />BETWEEN THE INSULATION AND THE ROOF SHEATHING ATTHE LOCATIONS OF THE VENTS. [CRC <br />R806] <br />BATHROOM EXHAUST FANS SHALL BE ENERGY STAR COMPLIANT, DUCTED TO TERMINATE <br />OUTSIDE THEBUILDING, AND CONTROLLED BY A HUMIDISTAT CAPABLE OF BEING ADJUSTED <br />BETWEEN THE RELATIVE HUMIDITYRANGE OF 50 TO 80 PERCENT. [CGBC 4.506] <br />WALL COVERING SHALL BE CEMENT PLASTER, TILE OR APPROVED EQUAL TO 72 INCHES <br />ABOVE DRAIN AT SHOWERSOR TUB WITH SHOWERS. MATERIALS OTHER THAN STRUCTURAL <br />ELEMENTS ARE TO BE MOISTURE RESISTANT. [CRCR307.2] <br />NOTES: <br />SCALE: 1/4" = 1'-0"2 PROPOSED ROOF PLAN NNSCALE: 1/4" = 1'-0"1 PROPOSED FLOOR PLAN <br />KEYNOTESKEYNOTES <br />01 DRYER; A) PROVIDE 4" DIA. SMOOTH METAL DUCT FOR DRYER EXHAUST <br />EXTENDING TO OUTSIDE W/ BACK DRAFT DAMPER (36" MIN. AWAY FROM <br />OPENING). ;B) MAX. VENT DUCT LENGTH OF 14'. ;C) DOOR AT LAUNDRY <br />ROOM MUST BE LOUVERED TO ALLOW DRYERS TO HAVE SUFFICIENT <br />MAKE-UP AIR.;D) THE SPECIFICATION WILL BE ON A DEFERRED SUBMITTAL. <br />:E) THE DRYER MOISTURE EXHAUST DUCT TO BE METAL OR MOISTURE <br />RATED PVC WITH A SMOOTH INTERIOR SURFACE W/O SCREWS. <br />02 MINIMUM SHOWER SIZE 1,024 SQ. IN. WITH NO LESS THAN 30" IN ANY <br />DIRECTION (MUST ENCOMPASS A 30" CIRCLE). SHOWER DOORMIN. 22" WIDE, <br />TEMPERED. WATER CLOSET MUST BE CENTERED IN A 30" CLEAR SPACE <br />AND MUST HAVE A 24" CLEAR IN FRONT. FLOORS AND WALL SHALL BE <br />FINISHED WITH A NONABSORBENT SURFACE, SUCH WALL SURFAVES SHALL <br />EXTEND TO A HEIGHT OF NOT LESS THAN 6 FEET ABOVE THE FLOOR. <br />03 22" x 30" ATTIC ACCESS, WITH 30-INCHES MINIMUM CLEAR UNOBSTRUCTED <br />HEADROOM ABOVE THE CEILING. (CRC R807). <br />05 NO DISHWASHING MACHINE SHALL BE DIRECTLY CONNECTED TO A <br />DRAINAGE SYSTEM OR FOOD WASTE DISPOSER WITHOUT THE USE OF AN <br />APPROVED DISHWASHER AIR GAP FITTING ON THE DISCHARGE SIDE OF THE <br />DISHWASHING MACHINE. LISTED AIR GAPS SHALL BE INSTALLED WITH THE <br />FLOOD-LEVEL (Fl0 MARKING AT/ ABOVE THE FLOOD LEVEL OF THE SINK <br />OR DRAIN BOARD, WHICHEVER IS HIGHER. CPC SEC.807.3 <br />06 CONTINUOUS REINFORCING BACKING FOR FUTURE GRAB BARS. CRC <br />SECTION R327.1.1 ;A) REINFORCEMENT SHALL BE A MINIMUM OF 2X8 SOLID <br />LUMBER AND SHALL BE LOCATED BETWEEN 32 INCHES AND 39-1/4 INCHES <br />ABOVE THE FINISHED FLOOR FLUSH WITH THE WALL FRAMING. ;B) WATER <br />CLOSET REINFORCEMENT SHALL BE INSTALLED ON BOTH SIDE WALLS OF <br />THE FIXTURE, OR ONE SIDE WALL AND THE BACK WALL. EXEMPTION #1: <br />WHERE THE WATER CLOSET IS NOT PLACED ADJACENT TO A SIDE WALL <br />CAPABLE OF ACCOMMODATING A GRAB BAR, THE BATHROOM SHALL <br />HAVE PROVISIONS FOR INSTALLATION OF FLOOR -MOUNTED FOLDAWAY OR <br />SIMILAR ALTERNATE GRAB BAR REINFORCEMENTS APPROVED BY THE <br />ENFORCING AGENCY.; C) INFORMATION AND/ OR DRAWINGS IDENTIFYING <br />THE LOCATION OF GRAB BAR REINFORCEMENT SHALL BE PLACED IN THE <br />OPERATION AND MAINTENANCE MANUAL IN ACCORDANCE WITH THE <br />CALIFORNIA GREEN BUILDING STANDARDS CODE. CHAPTER 4. DIVISION 4.4 <br />CRC SECTION R3271.1.1.; D) SHOWER REINFORCEMENT SHALL BE CONTINUOUS <br />WHERE FRAMING IS PROVIDED.; D) REINFORCEMENT SHALL NOT BE <br />REQUIRED IN WALL FRAMING FOR PRE-FABRICATED SHOWER ENCLOSURES <br />AND BATHTUB WALL PANELS WITH INTEGRAL FACTORY-INSTALLED GRAB <br />BARS OR WHEN FACTORY-INSTALLED REINFORCEMENT FOR GRAB BARS IS <br />PROVIDED. EXCEPTION #2. ;E) SHOWER ENCLOSURES THAT DO NOT PERMIT <br />INSTALLATION OF REINFORCEMENT AND/ OR GRAB BARS SHALL BE <br />PERMITTED, PROVIDED REINFORCEMENTS FOR INSTALLATION OF <br />FLOOR-MOUNTED GRAB BARS OR AN ALTERNATE METHOD IS APPROVED <br />BY THE ENFORCING AGENCY. EXCEPTION #3. <br />08 50-GAL ELECTRIC HEAT PUMP WATER HEATER WITH PRESSURE WATER <br />RELIEF VALVE WITH DRAIN OUTSIDE WATER HEATER. CPC 504.6. SE DETAIL <br />1 2/AD.1.ELECTRIC WATER HEATER, SPECIFICATIONS PER ENERGY <br />DOCUMENTATION <br />09 LOCAL EXHAUST VENTILATION HOOD, MIN. 100 CFM <br />10 REFRIGERATOR SPACE W/ COLD WATER STUB-OUT FOR ICEMAKER (VERIFY <br />SIZE W/ MNFR) <br />11 30" x 60" TUB/SHOWER W/ CURTAIN ROD, IMPERVIOUS SURROUND ON 3 <br />WALLS +7'-0" (MIN. 72"). <br />12 LAVATORY SINK [CPC TABLE 422.1] [PENETRATIONS IN WALL LINE (I) SHALL <br />COMPLY WITH CRC R302.4] <br />13 KITCHEN CABINET LAYOUT BY OWNER/CONTRACTOR <br />15 KITCHEN SINK W/ GARBAGE DISPOSAL (SEE CALGREEN SHEET FOR MAX <br />FLOW RATE) <br />RE <br />V <br />I <br />S <br />I <br />O <br />N <br /> <br />T <br />A <br />B <br />L <br />E <br />NU <br />M <br />B <br />E <br />R <br />DA <br />T <br />E <br />RE <br />V <br />I <br />S <br />E <br />D <br /> <br />B <br />Y <br />DE <br />S <br />C <br />R <br />I <br />P <br />T <br />I <br />O <br />N <br />FIREWALL ASSEMBLY DETAIL NTS 3 <br />1333 S Lowell St & <br />#21/29/2025