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LIBRARY <br />LIBRARYLIBRARY <br />LIBRARY <br />LIBRARY <br />LIBRARY <br />LIBRARY <br />LIBRARY <br />NOTE: <br />1. CAVITY AROUND THE TUB SHOULD BE STUFFED WITH INSULATION. <br />CONTINUE 1 LAYER (2 LAYERS, <br />IF ALONG CORRIDORS) ⅝" W.R. <br />TYPE "X" GYP. BD. BEHIND TUB <br />AND SURROUND TO MAINTAIN <br />1-HR RATING -PAPERLESS <br />DRYWALL OF DENS ARMOR <br />PLUS OR APPROVED EQUAL. <br />FIBERGLASS TUB <br />SURROUND <br />J -BEAD AND SEALANT <br />2X CONTINUOUS BLOCKING <br />THERMAL <br />INSULATION <br />2X STUD PLUMBING <br />WALL <br />1 LAYER ⅝" WATER <br />RESISTANCE GYP. BD. ABOVE <br />AND SURROUND-PAPERLESS <br />DRYWALL OR DENS ARMOR <br />PLUS OR APPROVED EQUAL <br />(NOT A PART OF ASSEMBLY) <br />PLYWD. <br />SHEATHING MAY <br />OCCUR PER <br />STRUCT. DWGS. <br />DOUBLE STUD WALL <br />1-HR FIRE RATED <br />WALL ASSEMBLY <br />MAY OCCUR <br />SHIMS THICKNESS TO <br />MATCH TUB FLANGE <br />WATERPROOF <br />MEMBRANE <br />SHIPLAPPED AT TUB, <br />TYP. <br />1. PENETRATIONS IN A FIRE-RATED WALL SHALL BE PROTECTED BY AN APPROVED <br />FIRE STOP MATERIAL IN ACCORDANCE WITH SECTION 714.3.1 <br />a. STEEL, COPPER OR FERROUS PIPES OR CONDUITS MAY PENETRATE <br />CONCRETE OR MASONRY WALLS WHERE THE PENETRATING ITEM IS A MAXIMUM <br />6-INCH DIAMETER AND THE AREA OF THE OPENING THROUGH THE WALL DOES <br />NOT EXCEED 144 SQUARE INCHES <br />b. MEMBRANE PENETRATIONS OF MAXIMUM 2-HR. FIRE-RESISTANCE RATED <br />WALL AND PARTITIONS BY STEEL ELECTRICAL OUTLET BOXES NOT EXCEEDING 16 <br />SQUARE INCHES ARE PERMITTED PROVIDED OPENINGS DO NOT EXCEED 100 <br />SQUARE INCHES FOR ANY 100 SQUARE FEET OF WALL AREA. OUTLET BOXES ON <br />OPPOSITE SIDES OF WALLS OR PARTITIONS MUST BE SEPARATED BY A <br />HORIZONTAL DISTANCE OF 24 INCHES. (714.3.2) <br />c. WHERE WALLS ARE PENETRATED BY OTHER MATERIALS OR WHERE <br />LARGER OPENINGS ARE REQUIRED THAN PERMITTED IN (b) ABOVE, THEY MUST <br />BE QUALIFIED BY TESTS CONDUCTED IN ACCORDANCE WITH SECTION (714.3.1.1) <br />d. SMOKE AND FIRE DAMPERS MUST BE INSTALLED IN THE FOLLOWING <br />LOCATIONS PER SECTIONS 717.3 <br />-DUCT PENETRATIONS OF FIRE WALLS IN ACCORDANCE TO SECTION <br />(717.1.1) <br />-DUCT PENETRATIONS OF FIRE BARRIERS, EXCEPT EXIT ENCLOSURES <br />AND EXIT PASSAGEWAYS W HERE THEY ARE NOT ALLOWED TO <br />PENETRATE (717.5.2) <br />-DUCT PENETRATING SHAFTS (717.5.3) <br />-DUCT PENETRATING FIRE PARTITIONS AND FIRE-RATED CORRIDOR <br />WALLS, SEE EXCEPTION FOR STEEL DUCTS WITH NO OPENINGS INTO <br />CORRIDOR (717.5.4.1) <br />-DUCTS PENETRATING SMOKE BARRIERS (717.5.5) <br />-DUCTS PENETRATING HORIZONTAL ASSEMBLIES (717.6) <br />2. DRAFTSTOPPING IN FLOOR/CEILING: <br />IN R-2 BUILDING WITH THREE OR MORE DWELLING UNITS, DRAFT STOPS MUST BE <br />INSTALLED IN WOOD FRAME FLOOR CONSTRUCTION CONTAINING CONCEALED <br />SPACE. DRAFTSTOPPING SHALL BE LOCATED ABOVE AND IN LINE WITH THE <br />DWELLING UNIT AND SLEEPING UNIT SEPARATION (718.3.2) <br />EXCEPTIONS: <br />-DRAFTSTOPPING IS NOT REQUIRED IF BUILDING IS SPRINKLERED WITH <br />NFPA 13 SPRINKLER SYSTEM <br />-DRAFTSTOPPING IS NOT REQUIRED IF BUILDING IS SPRINKLERED WITH <br />NFPA 13R SPRINKLER SYSTEM AND SPRINKLERS ARE INSTALLED <br />IN THE CONCEALED SPACE <br />3. FIRE BLOCKING MUST BE PROVIDED IN ACCORDANCE WITH SECTION 718 AT THE <br />FOLLOWING LOCATIONS: <br />-IN CONCEALED SPACES OF STUD WALLS AND PARTITIONS, INCLUDING <br />FURRED SPACES, AT THE CEILING AND FLOOR LEVELS (718.2.2) <br />-IN CONCEALED SPACES OF STUD WALLS AND PARTITIONS, INCLUDING <br />FURRED SPACES, AT 10-FOOT INTERVALS ALONG THE LENGTH <br />OF THE WALL (718.2.2) <br />-AT ALL INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND <br />HORIZONTAL SPACES SUCH AS OCCUR AT SOFFITS, DROP CEILINGS, <br />COVE CEILINGS AND SIMILAR LOCATIONS (718.2.3) <br />-IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND <br />BOTTOM OF THE RUN AND BETWEEN STUDS ALONG AND IN LINE <br />WITH THE RUN OF STAIRS IF THE WALL UNDER THE STAIRS IN <br />UNFINISHED (718.2.4) <br />-IN OPENINGS AROUND VENTS, PIPES, DUCTS, CHIMNEYS, FIREPLACES <br />AND SIMILAR OPENINGS WHICH AFFORD A PASSAGE FOR FIRE <br />AT CEILING AND FLOOR LEVELS, WITH NON-COMBUSTIBLE MATERIALS <br />(718.2.5) <br />4. DRAFTSTOPPING IN ROOF/CEILING: <br />IN R-2 BUILDING WITH THREE OR MORE DWELLING UNITS, DRAFSTOPPING SHALL BE <br />PROVIDED IN ATTICS, MANSARDS, OVERHANGS OR OTHER CONCEALED ROOF <br />SPACES. DRAFSTOPPING SHALL BE INSTALLED ABOVE, AND IN LINE WITH, SLEEPING <br />UNIT AND DWELLING UNIT SEPARATION WALLS THAT DO NOT EXTEND TO THE <br />UNDERSIDE OF THE ROOF SHEATHING ABOVE. <br />EXCEPTIONS: <br />-WHERE CORRIDOR WALLS PROVIDE A SLEEPING UNIT OR DWELLING <br />UNIT SEPARATION, DRAFSTOPPING SHALL ONLY BE <br />REQUIRED ABOVE ONE OF THE CORRIDOR WALLS <br />-DRAFSTOPPING IS NOT REQUIRED IF BUILDING IS SPRINKLERED WITH <br />NFPA 13 SPRINKLER SYSTEM <br />-IN GROUP R-2 THAT DO NOT EXCEED FOUR STORIES ABOVE GRADE <br />PLANE, THE ATTIC SPACE SHALL BE SUBDIVIDED BY DRAFTSTOPS <br />INTO AREAS NOT EXCEEDING 3,000 SF OR ABOVE EVERY TWO <br />DWELLING UNITS, WHICHEVER IS SMALLER <br />-DRAFTSTOPPING IS NOT REQUIRED IF BUILDING IS SPRINKLERED WITH <br />NFPA 13R SPRINKLER SYSTEM AND SPRINKLERS ARE INSTALLED <br />IN THE CONCEALED SPACE <br />UNIT INTERIOR SPACE UNIT INTERIOR SPACE <br />TUB/SHOWER AT <br />RATED PARTITION <br />WALL <br />UNIT INTERIOR SPACE UNIT INTERIOR SPACE <br />WALL TO <br />FLOOR/CEILING <br />WH <br />E <br />R <br />E <br /> <br />O <br />C <br />C <br />U <br />R <br />S <br />NO <br />N <br />- <br />R <br />A <br />T <br />E <br />D <br /> <br />S <br />O <br />F <br />F <br />I <br />T <br />P.T.D.F. SILL PLATE <br />PER STRUCT. <br />ACOUSTICAL <br />SEALANT, TYP.CONC. SLAB - <br />SEE STRUCT. <br />BRACE PER STRUCT. ROOFING PER <br />ROOF PLAN <br />PARALLEL FRAMING <br />RO <br />O <br />F <br />/ <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br /> <br />A <br />S <br />S <br />E <br />M <br />B <br />L <br />Y <br />1" AIR GAP <br />FOAM SILL SEAL/ <br />CAPILLARY BREAK, TYP. <br />SE <br />E <br /> <br />D <br />E <br />T <br />A <br />I <br />L <br />FL <br />O <br />O <br />R <br />/ <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br /> <br />A <br />S <br />S <br />E <br />M <br />B <br />L <br />Y <br />7 <br />A812 <br />4 <br />A811 <br />PER DETAIL <br />RATED PARTY WALL <br />/1 A812 <br />ROOF PER <br />1-HOUR DETAILS <br />ON A811 <br />WH <br />E <br />R <br />E <br /> <br />O <br />C <br />C <br />U <br />R <br />S <br />NO <br />N <br />- <br />R <br />A <br />T <br />E <br />D <br /> <br />S <br />O <br />F <br />F <br />I <br />T <br />SE <br />E <br /> <br />D <br />E <br />T <br />A <br />I <br />L <br />/ <br />17 <br />A8 <br />1 <br />1 <br />/ <br />18 <br />A8 <br />1 <br />1 <br />ROOFING PER ROOF PLAN <br />PLYWOOD <br />SHEATHING WHERE <br />OCCURS PER <br />STRUCTURAL. FLUSH <br />WITH EDGE OF <br />CONCRETE SLAB <br />CONCRETE SLAB -SEE <br />STRUCT. DWGS <br />SET SILL PLATE ON (3) <br />CONTINUOUS BEADS <br />OF SEALANT <br />UNIT INTERIOR SPACE EXTERIOR <br />PERPENDICULAR FRAMING <br />EXTERIOR PLASTER <br />CONTROL JOIN, TYP <br />-SEE ELEVATIONS <br />FOR LOCATIONS <br />UNIT INTERIOR SPACE EXTERIOR <br />EXTERIOR WALL EXTERIOR FINISH PER <br />SCHEDULE/2 A812 <br />/---- <br />AS <br />S <br />E <br />M <br />B <br />L <br />Y <br />FL <br />O <br />O <br />R <br />/ <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br />BRACE PER STRUCT. <br />RO <br />O <br />F <br />/ <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br /> <br />A <br />S <br />S <br />E <br />M <br />B <br />L <br />Y <br />ASSEMBLY <br />LISTING <br />STC RATING <br />1-HR WALL <br />GA FILE NO. WP 3370 <br />(GENERIC) <br />57 (C.O.N.C. #1.2.4.1.5.4 - <br />FILL STUD BAYS WITH <br />INSULATION) <br />PLYWOOD SHEATHING <br />WHERE OCCURS FOR <br />STRUCTURAL DWGS., <br />NOT PART OF FIRE OR <br />ACOUSTICAL ASSEMBLY <br />3 ½" THICK FIBERGLASS <br />INSULATION BATTS <br />⅝" TYPE "X" GYP. BD. <br />DOUBLE ROW OF 2x4 <br />WOOD STUDS 16" O.C. ON <br />SEPARATE PLATES <br />SPACED MIN. 1" APART <br />1" MIN. PER REPORT <br />IN <br />T <br />E <br />R <br />I <br />O <br />R <br />IN <br />T <br />E <br />R <br />I <br />O <br />R <br />ROOFING PER ROOF PLAN <br />UNIT INTERIOR SPACE CORRIDOR (INTERIOR) <br />AS <br />S <br />E <br />M <br />B <br />L <br />Y <br />RO <br />O <br />F <br />/ <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br />PERPENDICULAR FRAMING <br />AS <br />S <br />E <br />M <br />B <br />L <br />Y <br />FL <br />O <br />O <br />R <br />/ <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br />INTERIOR CONDITION SHOWN -SEE DETAIL <br />FOR EXTERIOR CORRIDOR WALL ASSEMBLY <br />P.T.D.F. SILL PLATE <br />PER STRUCT. O/ FOAM <br />SILL SEAL/CAPILLARY <br />BREAK, TYP. <br />UNIT INTERIOR SPACE CORRIDOR (INTERIOR) <br />PARALLEL <br />FRAMING <br />U.S. GYP. <br />ACOUSTICAL <br />SEALANT, TYP. <br />SE <br />E <br /> <br />D <br />E <br />T <br />A <br />I <br />L <br />/ <br />17 <br />A8 <br />1 <br />1 <br />/ <br />13 <br />A8 <br />1 <br />1 <br />PLI-DECK SYSTEM <br />SE <br />E <br /> <br />D <br />E <br />T <br />A <br />I <br />L <br />/3 A812 <br />/ <br />14 <br />A8 <br />1 <br />1 <br />/ <br />19 <br />A8 <br />1 <br />1 <br />SEE DETAIL <br />SE <br />E <br /> <br />D <br />E <br />T <br />A <br />I <br />L <br />SE <br />E <br /> <br />D <br />E <br />T <br />A <br />I <br />L <br />1 <br />IN <br />T <br />E <br />R <br />I <br />O <br />R <br />EXTERIOR <br />ASSEMBLY <br />LISTING <br />STC RATING <br />1-HR WALL <br />45 MIN. <br />EXTERIOR: CBC TABLE <br />721.1 (2) 15-1.3 <br />INTERIOR: CBC TABLE <br />721.1 (2) 14-1.3 <br />7/8" CEMENT PLASTER. PLASTER MIX 1:4 <br />FOR SCRATCH COAT AND 1:5 FOR BROWN <br />COAT , BY VOLUME, CEMENT TO SAND O/ <br />METAL LATH O/ (2) LAYERS OF W.R.B. <br />COMPLYING W/ ASTM E2556, TYPE I <br />(1) LAYER 5/8" TYPE "X" GYP WALLBOARD <br />APPLIED VERTICALLY OR HORIZANTALLY <br />NAILED W/ 6D COOLER OR WALLBOARD <br />NAILS AT 7" ON CENTER <br />PLYWOOD SHEATHING WHERE <br />OCCURS PER STRUCTURAL <br />DWGS., NOT PART OF FIRE OR <br />ACOUSTICAL ASSEMBLY <br />2x4 MIN. AT 16" O.C. -SEE <br />STRUCT. DWGS <br />A <br />FIBERGLASS INSULATION PER <br />ENERGY ANALYSIS REPORT <br />A <br />ASSEMBLY <br />LISTING <br />STC RATING <br />1-HR WALL <br />NOT TESTED <br />CBC TABLE 721.1 (2) 14-1.3 <br />INTERIORINTERIOR <br />⅝" TYPE "X" GYP BD <br />PLYWOOD SHEATHING WHERE <br />OCCURS PER STRUCTURAL <br />DWGS., NOT PART OF FIRE OR <br />ACOUSTICAL ASSEMBLY <br />MIN. 2x4 STUDS AT 16" O.C. PER <br />LISTING -SEE STRUCT. <br />IN <br />T <br />E <br />R <br />I <br />O <br />R <br />INTERIOR CORRIDOR <br />ASSEMBLY <br />LISTING <br />STC RATING <br />1-HR WALL <br />50 MIN <br />CBC TABLE 721.1 (2) 15-1.2 <br />*A MINIMUM 50 STC RATING IS REQUIRED <br />WITHOUT FIELD TESTING PER CBC <br />SECTION 1207.2. ADD ADDITIONAL GYP BD <br />SHOWN IN SOUND RATED ASSEMBLY TO <br />COMPLY WITHOUT A FIELD TEST. <br />FIBERGLASS INSULATION PER <br />ENERGY ANALYSIS REPORT <br />½" RESILIENT CHANNEL <br />MOUNTED TO STUD ON UNIT <br />SIDE ONLY (SUBSTITUTE WITH <br />(1) LAYER ⅝" TYPE "X" GYP BD <br />AT KITCHEN AREA WHEN <br />UPPER CABINETS OCCUR) <br />(1) LAYER ⅝" TYPE "X" GYP BD <br />PLYWOOD SHEATHING WHERE <br />OCCURS PER STRUCTURAL <br />DWGS., NOT PART OF FIRE OR <br />ACOUSTICAL ASSEMBLY <br />2x6 STUDS AT 16" O.C. -SEE STRUCT. <br />A <br />al <br />l <br /> <br />i <br />d <br />e <br />a <br />s <br />, <br /> <br />d <br />e <br />s <br />i <br />g <br />n <br />s <br /> <br />a <br />n <br />d <br /> <br />p <br />l <br />a <br />n <br />s <br /> <br />r <br />e <br />p <br />r <br />e <br />s <br />e <br />n <br />t <br />e <br />d <br /> <br />b <br />y <br /> <br />t <br />h <br />i <br />s <br /> <br />d <br />r <br />aw <br />i <br />n <br />g <br /> <br />a <br />r <br />e <br /> <br />t <br />h <br />e <br /> <br />e <br />x <br />c <br />l <br />u <br />s <br />i <br />v <br />e <br /> <br />p <br />r <br />o <br />p <br />e <br />r <br />t <br />y <br /> <br />o <br />f <br /> <br />bs <br />b <br /> <br />d <br />e <br />s <br />i <br />g <br />n <br />, <br /> <br />i <br />n <br />c <br />. <br /> <br />an <br />d <br /> <br />s <br />h <br />a <br />l <br />l <br /> <br />n <br />o <br />t <br /> <br />b <br />e <br /> <br />r <br />e <br />p <br />r <br />o <br />d <br />u <br />c <br />e <br />d <br /> <br />i <br />n <br /> <br />w <br />h <br />o <br />l <br />e <br /> <br />o <br />r <br /> <br />i <br />n <br /> <br />p <br />a <br />r <br />t <br /> <br />w <br />i <br />t <br />ho <br />u <br />t <br /> <br />t <br />h <br />e <br /> <br />e <br />x <br />p <br />r <br />e <br />s <br />s <br /> <br />p <br />r <br />i <br />o <br />r <br /> <br />w <br />r <br />i <br />t <br />t <br />e <br />n <br /> <br />p <br />e <br />r <br />m <br />i <br />s <br />s <br />i <br />o <br />n <br /> <br />o <br />f <br /> <br />s <br />a <br />i <br />d <br /> <br />a <br />rc <br />h <br />i <br />t <br />e <br />c <br />t <br />s <br />, <br /> <br />a <br />n <br />y <br /> <br />u <br />n <br />a <br />u <br />t <br />h <br />o <br />r <br />iz <br />e <br />d <br /> <br />r <br />e <br />u <br />s <br />e <br /> <br />o <br />f <br /> <br />t <br />h <br />e <br />s <br />e <br /> <br />p <br />l <br />a <br />n <br />s <br /> <br />o <br />t <br />h <br />e <br />r <br /> <br />t <br />h <br />a <br />n <br /> <br />f <br />o <br />r <br /> <br />t <br />h <br />e <br /> <br />p <br />r <br />o <br />j <br />e <br />c <br />t <br />a <br />n <br />d <br /> <br />l <br />o <br />c <br />a <br />t <br />i <br />o <br />n <br /> <br />s <br />h <br />o <br />w <br />n <br /> <br />i <br />s <br /> <br />p <br />r <br />o <br />h <br />i <br />b <br />i <br />t <br />e <br />d <br />. <br />JOB NO. <br />SUBMITTAL <br />DATE <br />SHEET TITLE <br />SHEET NO. <br />CLIENT: <br />Plot Date:File: <br />REVISION <br />DATE <br />21 <br />3 <br />0 <br /> <br />E <br /> <br />4 <br />T <br />H <br /> <br />S <br />T <br /> <br /># <br />2 <br />0 <br />0 <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 />5 <br />1ST PLAN CHECK SUBMITTAL 08/20/2024 <br />970 W. 190TH ST., STE 250, TORRANCE CA 90502 <br />O: 310.217.8885 <br />BSBDESIGN.COM <br />D E S I G N <br />BSB <br />4TH P.C. SUBMITTAL <br />07/08/2025 <br />2ND PLAN CHECK SUBMITTAL 01/29/2025 <br />3RD PLAN CHECK SUBMITTAL 04/17/2025 <br />4TH PLAN CHECK SUBMITTAL 07/08/2025 <br />11/4/2025 11:23:55 PM <br />MR230056 <br />A812 <br />FIRE ASSEMBLY WALL, <br />FLOOR/CEILING & ROOF/CEILING <br />OL <br />I <br />V <br />E <br /> <br />C <br />R <br />E <br />S <br />T <br /> <br />R <br />E <br />S <br />I <br />D <br />E <br />N <br />T <br />I <br />A <br />L <br />21 <br />5 <br />0 <br /> <br />E <br />. <br /> <br />F <br />O <br />U <br />R <br />T <br />H <br /> <br />S <br />T <br />. <br /> <br />& <br /> <br />2 <br />1 <br />6 <br />0 <br /> <br />E <br />. <br /> <br />F <br />O <br />U <br />R <br />T <br />H <br /> <br />S <br />T <br />. <br />SA <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />5 <br />OL <br />I <br />V <br />E <br /> <br />C <br />R <br />E <br />S <br />T <br />SCALE:3" = 1'-0" <br />BATHTUB AT WALL 7 <br />SCALE:12" = 1'-0" <br />GENERAL NOTES 5SCALE:1 1/2" = 1'-0" <br />1-HOUR RATED PARTY WALL (DOUBLE STUD)9 <br />SCALE:1 1/2" = 1'-0" <br />EXTERIOR SINGLE STUD WALL 13 SCALE:3" = 1'-0" <br />1-HOUR RATED PARTY WALL (DOUBLE STUD)1SCALE:1 1/2" = 1'-0" <br />1-HR RATED CORRIDOR WALL (SINGLE STUD WALL)17 <br />SCALE:3" = 1'-0" <br />1-HR RATED EXTERIOR WALL 2 <br />SCALE:3" = 1'-0" <br />1-HR INTERIOR WALL (SINGLE STUD)4 <br />SCALE:3" = 1'-0" <br />1-HR RATED WALL AT CORRIDOR (INTERIOR-EXTERIOR)3 <br />A PC COMMENTS RESPONSE #1 01/29/2025 <br />1 DELTA 1 10/31/2025 <br />1