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PLUMBING <br />1. WATER CLOSET SHALL HAVE 15" TO ANY WALL OR OBSTRUCTION ON EACH SIDE OF ITS <br />CENTERLINE AND 24" CLEAR SPACE IN FRONT <br />2. PROVIDE ULTRA-FLUSH WATER CLOSETS FOR ALL NEW CONSTRUCTION. EXISTING SHOWER <br />HEADS AND TOILETS MUST BE ADAPTED FOR LOW WATER CONSUMPTION. NEW PLUMBING <br />FIXTURES MUST MEET THE FOLLOWING ENERGY EFFICIENCY FLOW RATES: <br />2.1. WATER CLOSETS - 1.28 GPF <br />2.2. SINGLE SHOWERHEADS - 1.8 GPF AT 80 PSI <br />2.3. MULTIPLE SHOWERHEADS - 1.8 GPF AT 80 PSI FOR ALL COMBINATIONS <br />2.4. LAVATORY FAUCETS - 1.2 GPM AT 60 PSI <br />2.5. LAVATORY FAUCETS IN PUBLIC USE AREAS - 0.5 GPM AT 60 PSI <br />2.6. KITCHEN FAUCETS - 1.8 GPM AT 60 PSI <br />3. SHOWERS AND TUB-SHOWER COMBINATIONS SHALL BE PROVIDED WITH INDIVIDUAL CONTROL <br />VALVES OF THE PRESSURE BALANCE OR THERMOSTATIC MIXING TYPE. HANDLE POSITION STOPS <br />SHALL BE PROVIDED ON SUCH VALVES AND SHALL BE ADJUSTED PER MANUFACTURER'S <br />INSTRUCTIONS TO DELIVER A MAXIMUM MIXED WATER SETTING OF 120F. THE WATER HEATER <br />THERMOSTAT SHALL NOT BE CONSIDERED A SUITABLE CONTROL FOR MEETING THIS PROVISION <br />4. AN APPROVED SEISMIC GAS SHUT OFF VALVE OR EXCESS FLOW SHUT OFF VALVE WILL BE <br />INSTALLED ON THE FUEL GAS LINE ON THE DOWN-STREAM SIDE OF THE UTILITY METER AND BE <br />RIGIDLY CONNECTED TO THE EXTERIOR OF THE BUILDING OR STRUCTURE CONTAINING THE FUEL <br />GAS PIPING. (PER ORDINANCE 170,158 AND 180,670) SEPARATE PLUMBING PERMIT IS REQUIRED. <br />5. ABS PIPING SHALL NOT BE EXPOSED TO DIRECT SUNLIGHT UNLESS PROTECTED BY <br />WATER-BASED SYNTHETIC LATEX PAINTS. (CPC 312.13) <br />6. UNDERGROUND WATER SUPPLY LINES SHALL HAVE A 14 AWG BLUE TRACER WIRE (METALLIC <br />PIPE EXEMPT). (CPC 604.10.1) <br />7. PROVIDE ANTI-SIPHON VALVES ON ALL HOSE BIBS. (CPC 603.5.7) <br />8. THROUGH PENETRATIONS AND/OR MEMBRANE PENETRATIONS OF FIRE-RESISTANCE-RATED <br />WALL OR FLOOR ASSEMBLIES SHALL COMPLY WITH SECTION R302.4.1 AND/OR R302.4.2. <br />9. DEDICATED 2.5 FEET X 2.5 FEET AND 7 FEET TALL SPACE IMMEDIATELY ADJACENT PROPOSED <br />TANKLESS WATER HEATER SHALL HAVE THE FOLLOWING <br />9.1. A DEDICATED 125 VOLT, 20 AMP ELECTRICAL RECEPTACLE THAT IS CONNECTED TO THE <br />ELECTRIC PANEL WITH A 120/240 VOLT 3 CONDUCTOR, 10 AWG COPPER BRANCH CIRCUIT, <br />WITHIN 3 FEET FROM THE WATER HEATER. <br />9.2. II. ISOLATE BOTH ENDS OF THE UNUSED CONDUCTOR. <br />9.3. III. A RESERVED SINGLE POLE CIRCUIT BREAKER SPACE IN THE ELECTRICAL PANEL <br />ADJACENT TO THE CIRCUIT BREAKER <br />9.4. IV. A CONDENSATE DRAIN THAT ALLOWS NATURAL DRAINING OF THE WATER HEATER. <br />MECHANICAL <br />1. BATHROOM WATER CLOSET COMPARTMENTS AND OTHER SIMILAR <br />ROOMS SHALL BE PROVIDED WITH AGGREGATE GLAZING AREA IN <br />WINDOWS OF NOT LESS THAN 3 SF, ONE-HALF OF WHICH MUST BE ABLE <br />TO BE OPENED. EXCEPTION: A MECHANICAL VENTILATION SYSTEM CAN <br />BE PROVIDED WITH A MINIMUM VENTILATION RATE OF 50 CUBIC FEET PER <br />MINUTE FOR INTERMITTENT VENTILATION <br />2. BATHROOM FAN SHALL VENT DIRECTLY OUTSIDE WITH MAX RATING 3.0 <br />SONES <br />3. EXHAUST FANS SHALL BE ENERGY STAR COMPLIANT AND BE DUCTED TO <br />TERMINATE TO THE OUTSIDE OF THE BUILDING. EXHAUST FANS NOT <br />FUNCTIONING AS A COMPONENT OF A WHOLE HOUSE VENTILATION <br />SYSTEM MUST BE CONTROLLED BY A HUMIDISTAT WHICH SHALL BE <br />READILY ACCESSIBLE <br />4. PROVIDE BACKDRAFT DAMPERS ON KITCHEN HOOD, DRYER VENT AND <br />ALL EXHAUST FANS <br />5. MINIMUM 180 CFM KITCHEN HOOD FOR ELECTRICAL STOVE. EXHAUST TO <br />EXTERIOR WITH METAL DUCT WORK. A CEILING OR WALL EXHAUST MAY <br />BE USED THAT PROVIDES 5 AIR CHANGES PER HOUR <br />6. THROUGH PENETRATIONS AND/OR MEMBRANE PENETRATIONS OF <br />FIRE-RESISTANCE-RATED WALL OR FLOOR ASSEMBLIES SHALL COMPLY <br />WITH SECTION R302.4.1 AND/OR R302.4.2. <br />ELECTRICAL <br />1. SMOKE DETECTORS SHALL RECEIVE THEIR PRIMARY POWER FROM THE BUILDING WIRING WHERE SUCH WIRING <br />IS SERVED FROM A COMMERCIAL SOURCE AND SHALL BE EQUIPPED WITH A 10-YEAR LIFE BATTERY BACKUP. A <br />SMOKE DETECTOR SHALL BE PROVIDED IN EACH SLEEPING ROOM. SMOKE DETECTORS SHALL BE <br />INTERCONNECTED AND SHALL SOUND AN ALARM AUDIBLE IN ALL SLEEPING AREAS. ALL SMOKE DETECTORS <br />SHALL BE PHOTOELECTRIC SMOKE ALARMS <br />2. CARBON MONOXIDE ALARMS SHALL RECEIVE THEIR PRIMARY POWER FROM THE BUILDING WIRING WHERE SUCH <br />WIRING IS SERVED FROM A COMMERCIAL SOURCE AND SHALL BE EQUIPPED WITH A BATTERY BACKUP. CARBON <br />MONOXIDE ALARMS SHALL BE INTERCONNECTED <br />3. ALL LIGHTING SHALL BE HIGH EFFICACY LUMINARIES. PROVIDE ONE LIGHT CIRCUIT FOR EACH 500 SF OF LIVING <br />AREA. MINIMUM LIGHTING IS REQUIRED FOR LANDING, STEPS, DECK PER CODE, 1-FOOT CANDLE. <br />4. ALL 125V, 15A AND 20A RECEPTACLES SHALL BE LISTED AS TAMPER RESISTANT <br />5. ALL BRANCH CIRCUITS THAT SUPPLY 125V, SINGLE PHASE, 15A AND 20A OUTLETS OR DEVICES INSTALLED IN <br />DWELLING UNIT SHALL BE PROTECTED BY AN ARC-FAULT CIRCUIT INTERRUPTER (AFCI) COMBINATION TYPE <br />LISTED TO PROVIDE PROTECTION OF THE ENTIRE BRANCH CIRCUIT <br />6. BATHROOM RECEPTACLE OUTLETS SHALL BE SUPPLIED BY A MINIMUM OF ONE 20A BRANCH CIRCUIT. SUCH <br />CIRCUITS SHALL HAVE NO OTHER OUTLETS FROM OTHER ROOMS CONNECTED BUT MAY SERVE MORE THAN ONE <br />BATHROOM. RECEPTACLES SHALL NOT BE INSTALLED DIRECTLY OVER A BATHTUB OR SHOWER. ALL BATHROOM <br />OUTLETS MUST BE GFI PROTECTED. PROVIDE AT LEAST ONE OUTLET WITHIN 36" OF THE OUTSIDE EDGE OF EACH <br />BATHROOM SINK BASIN <br />7. WALL SPACES 24" AND WIDER SHALL HAVE A RECEPTACLE EVERY 12'0". HALLWAYS OF 10' LENGTH OR MORE <br />REQUIRE AT LEAST ONE RECEPTACLE <br />8. THROUGH PENETRATIONS AND/OR MEMBRANE PENETRATIONS OF FIRE-RESISTANCE-RATED WALL OR FLOOR <br />ASSEMBLIES SHALL COMPLY WITH SECTION R302.4.1 AND/OR R302.4.2. <br />LEGEND <br />SYMBOL DESCRIPTION=SYMBOL DESCRIPTION= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />= <br />CO <br />S SMOKE ALARM <br />CARBON MONOXIDE ALARM <br />REVISION DESIGNATION <br />N NORTH ARROW <br />S SWITCH <br />OUTLET, AFCI PROTECTED <br />WP WEATHER PROOF OUTLET1 <br />50 CFM EXHAUST FAN <br />WHOLE HOUSE FAN <br />1. EXTERIOR RECEPTACLES SHALL BE ON AFCI, GFCI, WR, AND W.P. WITH A BUBBLE COVER. <br />WALL SCONCE LIGHT <br />RECESSED CAN LIGHT <br />WALL MOUNTED FIXTURE <br />DIRECTIONAL RECESSED <br />CAN LIGHT <br />A <br />B <br />1 2 3 <br />GARAGE ADU CONVERSION <br />2120/2124 N ROSS ST <br />SANTA ANA, CA, 92706 <br />25-1022 <br />6/16/2025 <br />3/8" = 1'-0" <br />A110 <br />Jeffrey Schaefer, P.E. <br />(562) 850-1223 <br />License Number - C91734 <br />Expiration Date - Dec 31, 2026 <br />3325 E 4th St. <br />Long Beach, CA 90814 <br />MECHANICAL, <br />ELECTRICAL, <br />PLUMBING <br />1 2 3 <br />A <br />B <br />34" Wide <br />Fridge <br />W/D <br />N <br />CEILING <br />RIDGE <br />S <br />CO <br />S DIMMER SWITCH <br />D <br />SD <br />SD SD <br />S <br />S <br />SD <br />SD <br />S <br />S <br />SS <br />(N) 200-AMP PANEL <br />TO SERVICE ADU <br />(N) 24,000 BTU CONDENSER <br />(N) TANKLESS WATER HEATER <br />PLACED IN ENCLOSURE <br />180 CFM EXHAUST HOOD FOR ELECTRIC <br />STOVE. VENT TO OUTSIDE WITH <br />BACKDRAFT LOUVER <br />240V <br />VACANCY SENSOR <br />BUTTON TO CONTROL <br />GARBAGE DISPOSAL <br />12,000 BTU MINI-SPLIT <br />WALL UNIT <br />12,000 BTU MINI-SPLIT WALL UNIT <br />240V <br />G/AFCI <br />SD <br />G/AFCI <br />G/AFCIG/AFCI G/AFCI <br />G/AFCI G/AFCI <br />G/AFCI G/AFCI <br />G/AFCI <br />WP <br />WP <br />S <br />SWITCH TO CONTROL <br />UNDERMOUNT CABINET LIGHTING <br />RELOCATE EXISTING EV <br />CHARGER TO NEW LOCATION <br />S <br />30"X30"X84" DESIGNATED SPACE <br />TO REMAIN CLEAR FOR FUTURE <br />HEAT PUMP WATER HEATER <br />S <br />CO