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GABLE VENT <br />ROOF RIDGE <br />VENTILATION <br />CEILING JOIST <br />CEILING <br />INSULATION <br />EAVE VENTILATION <br />MECHANICAL <br />ROOF VENT <br />10X2010X20 10X20 <br />25 <br />' <br />- <br />0 <br />" <br />PL <br /> <br />T <br />O <br /> <br />C <br />L <br /> <br />O <br />F <br /> <br />S <br />T <br />R <br />E <br />E <br />T <br />20 <br />' <br />- <br />2 <br />" <br />FR <br />O <br />N <br />T <br /> <br />O <br />F <br /> <br />H <br />O <br />U <br />S <br />E <br /> <br />T <br />O <br /> <br />P <br />L <br />24 <br />' <br />- <br />8 <br />" <br />FR <br />O <br />N <br />T <br /> <br />O <br />F <br /> <br />H <br />O <br />U <br />S <br />E <br /> <br />T <br />O <br /> <br />P <br />L <br />5'-0"5'-0" <br />8' <br />- <br />0 <br />" <br />PL <br /> <br />T <br />O <br />FA <br />C <br />E <br /> <br />O <br />F <br /> <br />C <br />U <br />R <br />B <br />20 <br />' <br />- <br />0 <br />" <br />RE <br />A <br />R <br /> <br />S <br />E <br />T <br />B <br />A <br />C <br />K <br />30'-0" <br />CONCRETE TO REMAIN <br />10'-6" <br />LS RESTORED <br />PER <br />SAMC 41-609 <br />6'-0" <br />(E) WALKWAY <br />B <br />A <br />O <br /> <br /> <br />P <br />H <br />A <br />M <br /> <br /> <br />D <br />E <br />S <br />I <br />G <br />N <br /> <br /> <br />O <br />F <br />F <br />I <br />C <br />E <br />LICENSED ARCHITECT <br />STATEOF C ALIFORNIA <br />C-39025 <br />REN. 08/31/25 <br />BAO PHAM <br />ARCHITECT OF RECORD: <br />BAO PHAM, RA <br />1310 N <br /> <br />HAR <br />BOR <br />BLV <br />D. <br />SA <br />NTA A <br />NA <br /> <br />CA 92703 <br />| <br /> bao@bpd <br />o-ar <br />chit <br />e <br />cts.co <br />m <br /> <br /> | 714 <br />. <br />4 <br />5 <br />7.0436 <br />JA <br />D <br />U <br /> <br />C <br />O <br />N <br />V <br />E <br />R <br />S <br />I <br />O <br />N <br />1 <br />ISSUANCE <br />Designed plans and specifications <br />represented by these drawings are <br />properties of BPDO and were <br />developed for use in connection with <br />each particular project. None of these <br />plans and ideas shall be used, <br />duplicated, disclosed, in part or in <br />whole, without written permission of <br />BPDO. <br />82 <br />0 <br /> <br />N <br /> <br />E <br />U <br />C <br />L <br />I <br />D <br /> <br />S <br />T <br />., <br />SA <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />3 <br />2024.07.30 CYCLE 1 PLN SUBMITTAL <br />2024.10.14 CYCLE 2 PLN SUBMITTAL <br />2024.12.10 CYCLE 1 BLDG SUBMITTAL <br />82 <br />0 <br /> <br />N <br />. <br /> <br />E <br />U <br />C <br />L <br />I <br />D <br /> <br />S <br />T <br />, <br /> <br />U <br />N <br />I <br />T <br /> <br />1 <br />SA <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />3 <br />MA <br />I <br />N <br /> <br />R <br />E <br />S <br />I <br />D <br />E <br />N <br />C <br />E <br />: <br />JA <br />D <br />U <br />: <br />EXISTING SITE PLAN <br />AND ROOF PLAN <br />SP1.0 <br />1.ROOF OPENINGS SHALL HAVE CORROSION-RESISTANT WIRE MESH OR OTHER <br />APPROVED MATERIAL WITH 1/6 INCH MINIMUM AND 1/4 INCH MAXIMUM OPENING <br />2.A MINIMUM OF 1 INCH AIR SPACE SHALL BE PROVIDED BETWEEN INSULATION AND <br />ROOF SHEATHING <br />3.UNVENTED ATTIC ASSEMBLIES SHALL MEET ALL THE CONDITIONS IN SECTION <br />R806.4 <br />4.TYPICAL ROOF OVERHANG 1'-6" - U.N.O <br />5.TYPICAL ROOF OVERHANG RAKE 1'-6" - U.N.O <br />6.BUILT UP MEMBRANE TYPICALLY W/ BITUTHENE MEMBRANE - U.N.O <br />7.FRAMER SHALL BE RESPONSIBLE FOR COORDINATING W/ TRUSS MANUFACTURER <br />TO ACCOMMODATE ALL ATTIC VENTS. <br />8.ALL VENTS SHALL BE INSTALLED SO AS TO MAKE THEM WATER PROOF AND WALL <br />MOUNTED LOUVERS SHALL BE SEALED AND FLASHED WITH "MOISTOP" IN THE <br />SAME MANNER PRESCRIBED FOR WINDOW INSTALLATION <br />9.PROVIDE APPROVED INSULATION DAMS ( BAFFLES) WHERE VENT BLOCKS ARE <br />USED BETWEEN ROOF FRAMING MEMBERS TO PREVENT HOLES <br />ROOF NOTES <br />ROOF VENTILATIION DIAGRAM <br />ROOF SPECIFICATION: <br />1.ROOF: CLASS 'A' FIRE RATING - <br />ROOF MATERIAL: S-TILE CLASS "A" MIN <br /> BORAL - ESR# 1647 W/ <br />LAYERS OF UNDERLAYMENT <br />UNDERLAYMENT: ASTM D 226, <br />TYPE I OR ASTM D 4869 TYPE I <br />PER 2022 CBC CHAPT. 15 OR <br />2022 CRC R902.1 <br />GENERAL NOTES <br />RESIIDENCE ADDRESSING SHALL BE EASILY VISIBLE FROM EUCLID ST. & HAZARD AVE. TO AID EMERGENCY RESPONDERS, <br />APPROVED BUILDING ADDRESS NUMBERS SHALL BE PROVIDED AND MAINTAINED SO AS TO BE PLAINLY VISIBLE AND LEDGIBLE FROM THE STREET FRONTING THE PROPERTY. THE NUMBERS SHALL <br />CONTRAST WITH THEIR BACKGROUNDS, BE ILLUMINATED ARABIC NUMERALS , AND BE A MINIMUM OF 4 INCHES HIGH WITH A MINIMUM STROKE WIDTH OF .5 INCHES. CFC CHAPTER 5, SECTION 505.1 <br />LANDSCAPING MAINTAINED NOT TO INTERFERE WITH LIGHTING OR ADDRESSING <br />ASPHALT RESTORATION SHALL BE PER CITY OF COSTA MESA STANDARDS <br />ANY ALTERATION OR RELOCATION TO EXISTING UTILITIES METERS SUCH AS GAS, WATER AND ELECTRICAL MUST BE NOTIFIED TO BUILDING INSPECTOR FOR APPROVAL PRIOR TO COMMENCE WORK <br />THERE SHALL BE NO TRENCHES OR EXCAVATION 5 FEET OR MORE IN DEPTH INTO WHICH A PERSON IS REQUIRED TO DESCEND, OR OBTAIN PERMIT FROM STATE OF CALIFORNIA, DIVISION OF <br />OCCUPATIONAL SAFETY AND HEALTH (CAL/OSHA) THIS PERMIT AND ANY OTHER SAFETY PERMIT SHALL BE OBTAINED PRIOR TO COMMENCEMENT OF ANY WORK. CONTACT CAL/OSHA AT: <br />714-558-4451 FOR ADDITIONAL INFORMATION <br />ADDITION THAT EXCEED 50% OF THE EXISTING LIVING FLOOR AREA REQUIRE UNDER GROUNDING OF ALL EXISTING ABOVE GROUND UTILITIES. PER BUILDING POLICY, WHERE FEASIBLE, AND AS <br />DETERMINED BY THE BUILDING INSPECTOR, ALL ABOVE GROUND UTILITIES SHALL BE RELOCATED UNDERGROUND. <br />THE GRADE SHALL FALL NOT FEWER THAN 6" WITHIN THE FIRST 10' FROM THE FOUNDATION WALL. WHERE LOT LINES, WALLS, SLOPES OR PHYSICAL BARRIERS PROHIBIT 6" OF FALL WITHIN 10', <br />DRAINS, OR SWALES SHALL BE CONSTRUCTED TO ENSURE DRAINAGE AWAY FROM THE STRUCTURE. IMPERVIOUS SURFACES WITHIN 10' OF THE BUILDING SHALL BE SLOPED NOT LESS THAN 2% <br />AWAY FROM THE BUILDING <br />KEY NOTES <br />1 PROPERTY LINE <br />2 <br />3 <br />CURB LINE <br />4 <br />1 <br />5 <br />6 <br />2 <br />3 HOUSE STREET NUMBER <br />(4) INCHES IN HEIGHT, OF A COLOR <br />CONTRASTING TO THE BACKGROUND <br />EXISTING NEW <br />PUBLIC RIGHT OF WAY <br />ELECTRICAL METER <br />4" SEWER MAIN LATERAL - <br />PROTECT IN PLACE <br />1" WATER METER & <br />DOMESTIC WATER SERVICE <br />8 <br />9 <br />10 <br />LANDSCAPE <br />CONCRETE PAVING <br />SCALE:1 EXISTING SITE PLAN <br />1/8" = 1'-0" <br />7 <br />GAS METER <br />OUTDOOR RATED HEAT AND COOL MINI SPLIT UNIT <br />PROVIDE 4'' CONCRETE PAD OR PREFAB PAD. <br />⅊ <br />⅊ <br />⅊ <br />SI <br />D <br />E <br /> <br />S <br />E <br />T <br />B <br />A <br />C <br />K <br />REAR SETBACK <br />⅊ <br />1 <br />5 <br />49.33' <br />EXISTING DWELLING <br />3 <br />MFG: AIR VENT INC. OR EQUAL <br />PRODUCT INFO: <br />ALUMINUM GABLE VENT <br />FLUSH FLANGE <br />MFG: O'HAGIN OR EQUAL <br />PRODUCT INFO: <br />TAPERED LOW-PROFILE VENTS <br />CLASS A RATED <br />STAINLESS STEEL <br />MFG: <br />MAURICE FRANKLIN OR EQUAL <br />PRODUCT INFO: <br />2.5" <br />ALUMINUM <br />STAINLESS STEEL <br />EQ EQ EQ EQ <br />1/ <br />2 <br />" <br />1/ <br />2 <br />" <br />FOR REFERENCE ONLY <br />HAZARD AVE. <br />72'' BLOCK FENCING <br />11 <br />820 N EUCLID ST. <br />4 <br />5 : 125 : 12 <br />8 <br />1 <br />JADU CONVERSATION <br />2 <br />200 AMP DUAL METER PANEL UPGRADE PER UTILITY <br />PROVIDER STANDARDS <br />83.33' <br />71.16'96.16' <br />FRONT SETBACK <br />SI <br />D <br />E <br /> <br />S <br />E <br />T <br />B <br />A <br />C <br />K <br />42'' WROGHT IRON FENCE ON BLOCK BASE <br />PERMITTED <br />GARAGE ADU <br />743 SF <br />820 1/2 N EUCLID ST. <br />5 : 12 <br />5 : 125 : 12 <br />5 : 125 : 12 <br />5 : 12 <br />N <br />E <br />U <br />C <br />L <br />I <br />D <br /> <br />S <br />T <br />. <br />1 <br />1 <br />1 <br />2 <br />3 <br />6 <br />7 <br />8 <br />8 <br />9 <br />10 <br />10 <br />10 <br />10 <br />3 <br />PROJECT DATA <br />APN:099-203-48 <br />OCCUPANCY:SFR (R-3) ADU (R-3) <br />ZONE:R-1 <br />TYPE OF CONSTRUCTION:VB <br />SPRINKLER:NO ( MAIN RESIDENCE NOT SPRINKLERED) <br />FLOOD ZONE:A <br />BUILDING HEIGHT:20''-6" (35' MAX) <br />LOT AREA:8,330 SF a <br />EXISTING SCOPE: <br />MAIN RESIDENCE:2,568 SF b <br />1ST FLOOR: 2,087 SF b1 <br />2ND FLOOR: 481 SF b2 <br />GARAGE ADU 743 SF c <br />NEW SCOPE: <br />JADU:300 SF d <br />MAIN RESIDENCE:2,268 SF ( REDUCED)e <br /> FLOOR TO AREA (UNCHANGED): <br />( d + b+c ) / a .39 <br />TOTAL LOT COVERAGE (UNCHANGED): <br />( b1 + c )2,768 SF f <br />( f / a ) UNCHANGED 33% < 35% <br />FLOOD ZONE- 820 N <br />Euclid St Unit #15/8/2025