Item 30 - 4th and Mortimer Mixed-Use Development Project Located at 409 and 509 East Fourth Street

Home Browse Search

MOISTURE RESISTANT GYPSUMBOARD, NON-PAPER BACKED,CONTINUES BEHIND THETUB/SHOWER UNITMOISTURE RESISTANT GYPSUMBOARD, NON-PAPER BACKED OVERTUB/SHOWER FLANGETUB, ISOLATE BASE FROMFLOOR AND WALLNOTES:1.DEPTH OF ELECTRICAL BOXES SHALL BE COMPATIBLE WITH WALL OR PARTITION STUD SIZE ANDACCOMMODATE LISTED PADS WHEN USED.2.ALL UNUSED KNOCK-OUTS SHALL BE PLUGGED.3.CONDUIT SHALL BE INSTALLED ON THE SIDE SERVED IN DOUBLE STUD OR STAGGERED STUDWALLS AND PARTITIONS. CONDUIT IS NOT ALLOWED IN THE AIR SPACE BETWEEN STUD ROWS.4.SEPARATE CONDUIT SHALL BE PROVIDED FOR ELECTRICAL BOXES ON OPPOSITE SIDES OF SINGLESTUD ACOUSTIC WALLS OR PARTITIONS.5.CONTRACTOR SHALL DRILL ALL STUD AS REQUIRED FOR INSTALLATION OF CONDUIT.6.LISTED PAD WRAPS ARE REQUIRED ON ALL ELECTRICAL BOXES AT ALL WALLS AND PARTITIONSTHAT REQUIRE ACOUSTICAL INSULATION. SEE ACOUSTICAL REPORT FOR ADDITIONALREQUIREMENTS.MEMBRANE PENETRATIONS SHALL BE INSTALLED PER CBC SECTION 714.3.2. WHERE WALLS ORPARTITIONS ARE REQUIRED TO HAVE A FIRE-RESISTIVE-RATING, RECESSED FIXTURES SHALL BEINSTALLED SUCH THAT THE REQUIRED FIRE-RESISTANCE WILL NOT BE REDUCED.MEMBRANE PENETRATION OF MAXIMUM 2-HOUR FIRE-RESISTANT-RATED WALLS AND PARTITIONS AREALLOWED BY STEEL ELECTRICAL BOXES THAT DO NOT EXCEED 16 SQUARE INCHES IN AREA, PROVIDEDTHE AGGREGATE AREA OF THE OPENINGS THROUGH THE MEMBRANE DOES NOT EXCEED 100 SQUAREINCHES IN 100 SQUARE FEET. MEMBRANE PENETRATIONS BY LISTED ELECTRICAL BOXES OF ANYMATERIAL ARE ALLOWED, PROVIDED SUCH BOXES HAVE BEEN TESTED FOR USE INFIRE-RESISTANCE-RATED ASSEMBLIES AND ARE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONSINCLUDED WITH THE LISTING.THE ANNULAR SPACE BETWEEN THE WALL MEMBRANE AND THE STEEL OR LISTED BOX SHALL NOTEXCEED 1/8".24" MINIMUM NOT LESS THAN "X""X"STEEL OR LI STED BOXES ON THEOPPOSITE SIDES OF THE WALLSHALL BE SEPARATED BY SOLIDFIREBLOCKING IN ACCORDANCEWITH CBC SECTION 714.3.2.1.ORBE SEPARATED BY PROTECTI NGBOTH BOXES WITH LISTED PADS.ORBE SEPARATED BY OTHER LISTEDMATERIALS AND METHODS.1/8" MAXANNULAR SPACE, TYPICALSEE CBC SECTION 714.3.2TYPICAL SINGLE STUD WALL OR PARTITIONSTEEL OR LISTED BOXES ON THEOPPOSITE SIDES OF THE WALL SHALLBE SEPARATED BY PROTECT ING BOTHBOXES WITH LISTED PADS.orBE SEPARATED BY OTHER LISTEDMATERIALS AND METHODS.DOUBLE STUD WALL OR PARTITION (SIMILAR FOR STAGGERED STUDS)DOUBLE STUD RATED FIREPARTITIONANNULAR SPACE, TYPICAL SEE CBCSECTION 714.3.25364454545STRINGERS SHALL HAVE NOCONNECTION TO WALL5/8" TYPE X GYPSUM WALLBOARD ATENCLOSED SPACE UNDER STAIRSWALL TO FLOOR JOINT ISOLATIONPROVIDE BACKING FOR CARPET1/2" GAPCONTINUE GYPSUM BOARD BEHINDAND BELOW STAIR AS REQUIRED TOMAINTAIN FIRE AND/OR ACOUSTICRATED WALL ASSEMBLIESSTEEL BOXES ON THE OPPOSITESIDES OF THE WALL SHALL BESEPARATED BY NOT LESS THAN24" WHERE THE WALL ISCONSTRUCTED WITH INDIVIDUALNONCOMMUNICATING STUDCAVITIES.ORBE SEPARATED BY A HORIZONTALDISTANCE OF NOT LESS THAN THESTUD CAVITY WHERE THE WALLCAVITY IS FILLED WITHCELLULOSE LOOSE-FILL,ROCKWOOL OR SLAG MINERALWOOL INSULATION.RESILIENT CAULK1/8" MAXCONTINUE FLOOR TOPPINGUNDER TUB2X BLOCKINGMAINTAIN FIRE-RATING OF WALLASSEMBLY1/2"2X LEDGER OVER GYPSUM BOARD2X CORRIDOR FLOOR FRAMINGPERPENDICULAR TO THE RATED WALLCONTINUE GYPSUM BOARD BEHINDTHE LEDGER TO MAINTAIN WALL FIRERATING.DROPPED SOFFIT WHERE OCCURSFIRE RATED ACOUSTICAL SEALANT-BOTH SIDESMTL RUNNERONE (1) LAYER FIRE RATED GYPBD ON THIS SIDESET SILL PLATES ON (3) CONT. BEADSOF SEALANT, TYP.LIVINGUNITFIRE RATED ACOUSTICAL SEALANT-BOTH SIDES5/8" TYPE X GYPSUM WALLBOARDOVER 2 1/2" METAL CEILING FRAMING.CEILING SHALL COMPLY WITH CBCSECTION 803.11.2 FOR SET-OUTCONSTRUCTIONLISTING:2010 CBCTABLE 720.1(2)13-1.1FIRE RATING:1-HR.SOUND RATING:STC 50T.O. CONC. SLABSLOTTED HEAD TRACK- FORDEFLECTION3-5/8", 25 GAGE METAL STUDS@ 16" O.C.LISTING:CALIFORNIA OFFICE OF NOISECONTROLSECTION NO.: 1.3.3.5.4.7CORRIDORITEM 13-1.1 - 0.018" (25 CARBON SHEET STEEL GAGE) CHANNEL SHAPED STUDS @ 24" O.C. WITH ONEFULL-LENGTH LAYER OF 58" TYPE "X" GYPSUM WALL BOARD APPLIED VERTICALLY ATTACHED WITH1" LONG NO. 6 DRYWALL SCREWS TO EACH STUD. SCREWS ARE 8" ON CENTER AROUND THEPERIMETER AND 12" ON CENTER ON THE INTERMEDIATE STUD. THE WALLBOARD MAY BE INSTALLEDHORIZONTALLY WHEN ATTACHED TO 3-5/8" METAL STUDS AND THE HORIZONTAL JOINTS ARESTAGGERED WITH THOSE ON THE OPPOSITE SIDE. SCREWS FOR THE HORIZONTAL APPLICATIONSHALL BE 8" ON CENTER AT VERTICAL EDGES AND 12" ON CENTER AT INTERMEDIATE STUDS.3-1/2" BATT SOUNDINSULATION; SEE ENERGYREPORT FOR REQUIREDBUILDING INSULATION.UNCONDITIONEDTWO (2) LAYERSFIRE-RATED GYP. BD.OVER CLARK DIETRICHRCSD RESILIENTCHANNELS ATTACHED AT24" O.C. W/ FREE SIDE ATTOP. INCREASE TO (3)LAYERS @ BEDROOM OROFFICEGYPSUM BOARD TO BE PAINTEDMETALSTUDSTWO (2) LAYERS FIRE RATEDGYP BDWALL OPENINGPIPE BEHIND OPENINGFIRE RATED CORRIDOR WALL1'-3" CLR. MIN.7" CLR. MIN.MOISTURE RESISTANT GYPSUMBOARD, NON-PAPER BEHINDTUB/SHOWER2016 CBC TABLE 721.1(3)ITEM NO. 1-1.1SYSTEM TYPEGENERICFIRE-RESISTANCE RATING3 HOUR FIRESOUND TESTNOT REQUIREDNOTE:CONTRACTOR SHALL READ AND BE FAMILIAR WITHTHE PRESCRIPTIVE DETAILS OF THE FIRE AND SOUNDASSEMBLIES LISTED PRIOR TO ASSEMBLYINSTALLATIONNOTES:1.1-HR = 3.5" THICK MINIMUM2-HR = 5.0" THICK MINIMUM3-HR = 6.2" THICK MINIMUM4-HR = 7.0" THICK MINIMUM(SILICEOUS AGGREGATE CONCRETE)3-HOUR WALL6.2" MINIMUMSILICEOUS AGGREGATE CONCRETE WALL PERSTRUCTURAL - SEE TABLE AND ITEM NO. LISTEDBELOW FOR MINIMUM REQUIREMENTSMETAL HAT CHANNELS WHERE OCCURSMETAL STUD FRAMING WHERE OCCURSGYPSUM BOARD WHERE OCCURSOR COLUMNFIRE-RATED INTERIORWALL ASSEMBLIES(CONT.)AD-22CCOPYRIGHTIt is the clients responsibility prior to or during construction to notify the architect in writingof any perceived errors or omissions in the plans and specifications of which a contractorthoroughly knowledgeable with the building codes and methods of construction shouldreasonably be aware. Written instructions addressing such perceived errors or omissionsshall be received from the architect prior to the client or clients subcontractors proceedingwith the work. The client will be responsible for any defects in construction if theseprocedures are not followed.Architecture + Planning17911 Von Karman Ave.Suite 200Irvine, CA 92614ktgy.com949.851.2133License StampProject Contact:Email:Principal: Project Designer:Project Director:KTGY Project No:2017-0934Debbie Hollanddholland@ktgy.comWil WongD. SchoolmeesterDebbie HollandDeveloperPHONE NO.4199 CAMPUS DRIVEIRVINE, CA 92612(714) 342-2502415 & 515 E. 4TH STREET, SANTA ANA, CA 92701 4TH AND MORTIMERNo.Date Description06-21-2023 FIFTH BUILDING DEPARTMENT SUBMITTALA03-21-23ADDENDUM A2-HR RATED METAL FRAMED WALL132-HR RATED SHAFT WALL14OUTLET PENETRATIONSTAIR @ PARTY WALLTUB / SHOWER @ WALL151618192022242-HR RATED MTL. PARTY WALLSHAFT WALL @ CORRIDOR3-HR CONCRETE WALL OR COL1-HR FIRE PARTITION-CORRIDOR-METAL STUDS251-HR RATED WOOD-FRAMED WALL28A2-HR RATED STANDPIPE ENCLOSURE AT CORRIDORA06-21-23