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4' - 0"8' - 0"
<br />12
<br />'
<br />
<br />-
<br />
<br />0
<br />"
<br />6'
<br />
<br />-
<br />
<br />0
<br />"
<br />FIXED END
<br />FREE END
<br />FR
<br />E
<br />E
<br />
<br />E
<br />N
<br />D
<br />FI
<br />X
<br />E
<br />D
<br />
<br />E
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<br />D
<br />FROM SPLAY
<br />WIRE TO WALL
<br />CROSS RUNNERS,TYP.
<br />CONT. MAIN RUNNER
<br />AT 4'-0" O.C., TYP.
<br />4 WAY 45 DEG. DIAGONAL
<br />12 GA. WIRE BRACING W/
<br />COMPRESSION STRUT
<br />LOCATED ON MAIN
<br />RUNNER
<br />PER DETAIL:
<br />12 GA.
<br />VERTICAL
<br />HANGER WIRES
<br />AT 4'-0" EA.
<br />WAY
<br />NOTE:
<br />1. CEILING GRID MAY BE ATTACHED TO NOT MORE THAN TWO (2) ADJACENT WALLS AND MUST
<br />BE AT LEAST 3/4" FREE OF OTHER WALLS.
<br />2. LOCATE COMPRESSION STRUT FOR EA. 96 S.F.
<br />03/A5-04
<br />FIXTURE
<br />SUSPENSION PER
<br />DETAIL:04/A5-04
<br />24 GA. CONT. WALL
<br />ANGLE, TYP.
<br />8"
<br />
<br />M
<br />A
<br />X
<br />STABILIZER BARS,
<br />CROSS TEES OR
<br />STRUTS 8" MAX. FROM
<br />WALL TYP. ALONG
<br />FREE JOINTS
<br />4' - 0" MAX.
<br />SUSPENDED CEILINGS: SEISMIC DESIGN FOR CATEGORIES D THROUGH F (ASCE 7):
<br />1. SUSPENSION SYSTEM COMPONENTS SHALL COMPLY WITH ASTM C635 AND E580 SECTION 5.1 AS MODIFIED BY CBC 1616A.1.21:
<br />• THE CEILING GRID SYSTEM SHALL BE RATED HEAVY DUTY AS DEFINED BY ASTM C635
<br />• HANGER AND BRACING WIRES SHALL BE #12 GAGE (0.106" DIAMETER), SOFT ANNEALED, AND GALVANIZED STEEL WIRES
<br />WITH CLASS 1 COATING. THEY MAY BE USED FOR UP TO AND INCLUDING 4'-0"x 4'-0" GRID SPACING ALONG AND
<br />ATTACHED TO MAIN RUNNERS. SPLICES ARE NOT PERMITTED IN ANY HANGER WIRE.
<br />• MAIN RUNNERS AND CROSS RUNNERS ALONG WITH THEIR SPLICES, INTERSECTION CONNECTORS, AND EXPANSION
<br />DEVICES SHALL BE DESIGNED AND CONSTRUCTED TO CARRY A MEAN ULTIMATE TEST LOAD OF NOT LESS THAN 180
<br />LBS. IN COMPRESSION & TENSION, IN ACCORDANCE WITH ASTM 580 SECTION 5.1.2.
<br />2. SUSPENSION SYSTEM INSTALLATION, SHALL COMPLY WITH ASTM C636 AND E580 SECTION 5.2:
<br />• PROVIDE #12 GAGE HANGER WIRES AT THE ENDS OF ALL MAIN AND CROSS RUNNERS WITHIN EIGHT (8) INCHES OF THE
<br />SUPPORT OR WITHIN ONE-FOURTH (1/4) OF THE LENGTH OF THE END TEE, WHICHEVER IS LESS, FOR THE PERIMETER
<br />OF THE CEILING AREA. PERIMETER WIRES ARE NOT REQUIRED WHEN THE LENGTH OF THE END TEE IS EIGHT (8) INCHES
<br />OR LESS.
<br />• CEILING GRID MEMBERS SHALL BE ATTACHED TO TWO (2) ADJACENT WALLS, IN ACCORDANCE WITH ASTM E580 SECTION
<br />5.2.3. CEILING GRID MEMBERS SHALL BE AT LEAST 3/4" INCH CLEAR OF OTHER WALLS. IF WALLS RUN DIAGONAL TO THE
<br />CEILING GRID SYSTEM RUNNERS, ONE END OF MAIN AND CROSS RUNNERS SHOULD BE FREE, AND A MINIMUM OF 3/4
<br />INCH CLEAR OF WALL.
<br />• THE WIDTH OF THE PERIMETER SUPPORTING CLOSURE ANGLE SHALL BE NOT LESS THAN TWO (2) INCHES. USE OF
<br />ANGLES WITH SMALLER WIDTHS IN CONJUNCTION WITH PERIMETER CLIPS SHALL REQUIRE AN ALTERNATE METHOD OF
<br />COMPLIANCE WITH ADEQUATE JUSTIFICATION AND ARE OUTSIDE THE SCOPE OF THIS PROJECT.
<br />• AT THE PERIMETER OF THE CEILING AREA WHERE MAIN OR CROSS RUNNERS ARE NOT CONNECTED TO THE ADJACENT
<br />WALL, PROVIDE INTERCONNECTION BETWEEN THE RUNNERS AT THE FREE END TO PREVENT LATERAL SPREADING. A
<br />METAL STRUT OR A #16 GAGE WIRE WITH A POSITIVE MECHANICAL CONNECTION TO RUNNER MAY BE USED. WHERE
<br />THE PERPENDICULAR DISTANCE FROM THE WALL TO THE FIRST PARALLEL RUNNER IS EIGHT (8) INCHES OR LESS, THIS
<br />INTERCONNECTION IS NOT REQUIRED.
<br />3. EXPANSION JOINTS, SEISMIC SEPARATIONS, AND PENETRATIONS:
<br />• EXPANSION JOINTS SHALL BE PROVIDED IN THE CEILING AT INTERSECTIONS OF CORRIDORS AND AT JUNCTIONS OF
<br />CORRIDORS WITH LOBBIES OR OTHER SIMILAR AREAS.
<br />• FOR CEILING AREAS EXCEEDING 2500 SQUARE FEET, A SEISMIC SEPARATION JOINT SHALL BE PROVIDED TO DIVIDE THE
<br />CEILING INTO AREAS NOT EXCEEDING 2500 SQ. FT.
<br />• PENETRATIONS THROUGH THE CEILING FOR SPRINKLER HEADS AND OTHER SIMILAR DEVICES THAT ARE NOT
<br />INTEGRALLY TIED TO THE CEILING SYSTEM IN THE LATERAL DIRECTION SHALL HAVE A TWO (2) INCH OVERSIZED RING,
<br />SLEEVE OR ADAPTER THROUGH THE CEILING TILE TO ALLOW FREE MOVEMENT OF ONE (1) INCH IN ALL HORIZONTAL
<br />DIRECTIONS. A FLEXIBLE SPRINKLER HOSE FITTING THAT CAN ACCOMMODATE ONE (1) INCH OF CEILING MOVEMENT
<br />SHALL BE PERMITTED TO BE USED IN LIEU OF THE OVERSIZED RING, SLEEVE OR ADAPTER. SUCH FLEXIBLE SPRINKLER
<br />HOSE SHALL BE ADEQUATELY SUPPORTED FROM SOFFIT SO AS NOT TO EXCEED THE MAXIMUM TRIBUTARY WEIGHT OF
<br />THE CEILING.
<br />4. CHANGES IN CEILING PLAN ELEVATION SHALL BE PROVIDED WITH POSITIVE BRACING.
<br />5. CABLE TRAYS AND ELECTRICAL CONDUITS SHALL BE SUPPORTED INDEPENDENTLY OF THE CEILING.
<br />6. SUSPENDED CEILINGS SHALL BE SUBJECT TO THE SPECIAL INSPECTION REQUIREMENTS OF CBC 1707A.6 IN ACCORDANCE
<br />WITH ASCE 7-05 SECTION 11A.1.3.9.
<br />CEILING FIXTURES, TERMINALS, AND DEVICES:
<br />a. CEILING PANELS SHALL NOT SUPPORT ANY LIGHT FIXTURES, AIR TERMINALS/GRILLS, OR OTHER DEVICES(REFERRED
<br />TO ALL BY COMMON TERM FIXTURES HERE AFTER).
<br />b. ALL FIXTURES SHALL BE MOUNTED IN A MANNER THAT WILL NOT COMPROMISE CEILING PERFORMANCE.
<br />c. ALL FIXTURES SHALL BE ATTACHED TO THE SUSPENDED CEILING SYSTEM BY MECHANICAL MEANS, UNLESS
<br />INDEPENDENTLY SUPPORTED. THE ATTACHMENT DEVICE SHALL HAVE THE CAPACITY OF 100% OF FIXTURE WEIGHT
<br />ACTING IN ANY DIRECTION. A MINIMUM OF TWO ATTACHMENT DEVICES ARE REQUIRED FOR EACH FIXTURE.
<br />d. SURFACE MOUNTED FIXTURES SHALL BE ATTACHED TO THE MAIN RUNNER WITH POSITIVE CLAMPING DEVICES MADE
<br />OF MATERIAL WITH A MINIMUM 14 GAGE. A NO.12 GAUGE SAFETY WIRES SHALL BE ATTACHED BETWEEN THE
<br />CLAMPING DEVICE AND TO THE STRUCTURE ABOVE. IN NO CASE SHALL THE FIXTURES EXCEED THE DESIGN
<br />CAPACITY OF THE SUPPORTING MEMBERS.
<br />e. ALL FIXTURES WEIGHING LESS THAN OR EQUAL TO 10 LB. SHALL HAVE ONE NO. 12 GAUGE SAFETY WIRE CONNECTED
<br />FROM FIXTURE HOUSING TO STRUCTURE ABOVE. IT IS NOT NECESSARY FOR THESE SAFETY WIRES TO BE TAUT.
<br />f. ALL FIXTURES WEIGHING GREATER THAN 10 LB BUT LESS THAN OR EQUAL TO 56 LB. SHALL HAVE TWO NO. 12 GAUGE
<br />SAFETY WIRE CONNECTED FROM FIXTURE HOUSING TO STRUCTURE ABOVE. IT IS NOT NECESSARY FOR THESE
<br />SAFETY WIRES TO BE TAUT.
<br />g. ALL FIXTURES WEIGHING GREATER THAN 56 LB. SHALL BE SUPPORTED DIRECTLY FROM STRUCTURE ABOVE BY
<br />APPROVED HANGERS.
<br />h. PENDENT-HUNG FIXTURES SHALL BE SUPPORTED DIRECTLY FROM THE STRUCTURE ABOVE USING NO LESS THAN N0.
<br />9-GAUGE WIRE OR AN APPROVED ALTERNATE SUPPORT. THE CEILING SUSPENSION SYSTEM SHALL NOT PROVIDE
<br />ANY DIRECT SUPPORT.
<br />i. ALL RECESSED OR DROP-IN FIXTURES SHALL BE SUPPORTED DIRECTLY FROM FIXTURE HOUSING TO THE
<br />STRUCTURE ABOVE WITH A MINIMUM OF TWO NO. 12 GAUGE WIRES LOCATED AT DIAGONALLY OPPOSITE CORNERS.
<br />LEVELING OR POSITIONING OF FIXTURES MAY BE PROVIDED BY CEILING GRID. FIXTURE SUPPORT WIRES MAY BE
<br />SLIGHTLY LOOSE TO ALLOW THE FIXTURE TO SEAT IN THE GRID SYSTEM. FIXTURES SHALL NOT BE SUPPORTED
<br />FROM MAIN RUNNERS OR CROSS RUNNERS IF THE WEIGHT OF THE FIXTURES CAUSES TOTAL DEAD LOAD TO
<br />EXCEED THE DEFLECTION CAPABILITY OF THE CEILING SUSPENSION SYSTEM.
<br />(2) 12 GA. SLACK WIRE HANGERS FOR DEVICES THAT
<br />WEIGH LESS THAN 56 LBS. (HEAVY DUTY GRID SYSTEM
<br />REQUIRED), PLACE ON DIAGONAL CORNERS
<br />(2) #8 SMS EA. SIDE
<br />HEAVY DUTY GRID SYSTEM
<br />HEAVY DUTY GRID SYSTEM HANGER WIRE (WHERE OCCURS)CEILING FIXTURE,
<br />TERMINAL, OR
<br />DEVICE (56# MAX)
<br />LATERAL FORCE BRACING:
<br />a. PROVIDE LATERAL-FORCE BRACING ASSEMBLIES CONSISTING OF A STRUT AND FOUR (4) #12 GAGE
<br />BRACING WIRES ORIENTED 90 DEGREES FROM EACH OTHER.
<br />b. LATERAL-FORCE BRACING ASSEMBLIES SHALL BE SPACED IN ACCORDANCE WITH AND FROM
<br />EACH WALL AND AT THE EDGES OF ANY CHANGE OF ELEVATION OF THE CEILING.
<br />c. THE SLOPE OF BRACING WIRES MAY BE FROM 10 TO 45 DEGREES BUT MAY NOT EXCEED 45 DEGREES
<br />FROM THE PLANE OF THE CEILING AND WIRES SHALL BE TAUT.
<br />d. STRUTS SHALL BE ADEQUATE TO RESIST THE VERTICAL COMPONENT INDUCED BY THE BRACING
<br />WIRES, AND SHALL NOT BE MORE THAN 1 (HORIZONTAL) IN 6 (VERTICAL) OUT OF PLUMB.
<br />EXCEPTION: LATERAL FORCE BRACING MAY BE OMITTED FOR SUSPENDED ACOUSTICAL CEILING SYSTEMS WITH
<br />A CEILING AREA OF 144 SQ. FT. OR LESS, WHEN PERIMETER SUPPORT IN ACCORDANCE WITH ASTM E580 ARE
<br />PROVIDED AND PERIMETER WALLS ARE DESIGNED TO CARRY THE CEILING LATERAL FORCES.
<br />4 WAY 45 DEG.
<br />DIAGONAL 12 GA. WIRE
<br />BRACING FOR TOP
<br />ATTACHMENT SEE
<br />DETAIL:
<br />12 GA. VERTICAL
<br />HANGER WIRES AT 4'-0"
<br />EA. WAY - FOR TOP
<br />ATTACHMENT SEE
<br />DETAIL:
<br />-/---
<br />-/---
<br />1-1/2" MAX.1-1/2" MAX.
<br />TYP.
<br />3/4" MIN.
<br />1" MAX
<br />400S137-33 (20 GA) CENTERED
<br />OVER CROSS RUNNER - SLOT
<br />END AS NOTED. FOR TOP
<br />ATTACHMENT
<br />SEE DETAIL:-/---
<br />CROSS RUNNER
<br />MAIN RUNNER
<br />(2) 1/4" DIA. MACHINE BOLT
<br />TYP.
<br />3/4" MIN.
<br />TYP.
<br />10 TO 45°
<br />02/A5-04
<br />WALL STUD (20 GA. MIN.)
<br />5/8" GYP. BD.
<br />(2) #10 SMS TO FRAMING
<br />12 GA. HOCL-11 ANGLE CLIP
<br />12 GA. CEILING HANGER WIRE
<br />WITH 3 TIGHT TURNS IN 3" BOTH
<br />ENDS OF WIRE PER DETAIL
<br />02/A5-04
<br />1 TO 6 MAX. SLOPE FROM VERTICAL
<br />NOTE:
<br />1. APPLY DETAIL FOR PERIMETER WIRE ATTACHMENT OR WHERE OBSTRUCTIONS PREVENTS
<br />ATTACHMENT TO STRUCTURE ABOVE.
<br />2. WALLS SHALL BE DESIGN FOR HANGER FORCES.
<br />(E) STRUCTURE
<br />CUT STUD FLANGE AND BEND
<br />WEB 90 DEG. ATTACH TRACK TO
<br />(E) STRUCTURE ABOVE OR NEW
<br />2X4 WITH (2) #12X2" FHWS.
<br />(E) PLYWOOD DECK
<br />400S137-33 (20 GA) - CUT
<br />FLANGES AND BEND
<br />(E) STRUCTURE
<br />12 GA. HANGER WIRE W/
<br />(3) TIGHT TURNS.
<br />SPLICES NOT
<br />PERMITTED
<br />12 GA. BRACE WIRE W/ (3)
<br />TIGHT TURNS. SPLICES
<br />NOT PERMITTED.
<br />3" FLATHEAD HANGER SCREW
<br />(ICC ESR-1153) W/ 1 1/2" MIN.
<br />PENETRATION
<br />(E) PLYWOOD DECK
<br />NOTE:
<br />COAT ALL COMBUSTIBLE MATERIAL WITHIN THE PLENUM SPACE WITH
<br />FLAME STOP IM INTUMESCENT PAINT TO COMPLY WITH CMC 602.2
<br />NO HANGER OR ATTACHEMENTS OF ANY KIND TO BE MADE TO THE
<br />EXISTING PLYWOOD ROOF DECK
<br />ATTACHMENT OF HANGER AND BRACING WIRES:
<br />a. HANGER WIRE LOOPS SHALL BE TIGHTLY WRAPPED AND SHARPLY BENT TO PREVENT ANY VERTICAL MOVEMENT OR
<br />ROTATION OF THE MEMBER WITHIN THE LOOPS.
<br />b. SPLICES OF WIRES ARE NOT PERMITTED.
<br />c. HANGER OR BRACING WIRE ANCHORED TO THE STRUCTURE SHOULD BE INSTALLED IN SUCH A MANNER THAT THE
<br />DIRECTION OF THE ANCHOR ALIGNS AS CLOSELY AS POSSIBLE WITH THE DIRECTION OF THE WIRE.
<br />d. SEPARATE ALL CEILING HANGER AND BRACING WIRES AT LEAST SIX (6) INCHES FROM ALL UNBRACED DUCTS, PIPES
<br />CONDUITS, ETC.
<br />e. HANGER WIRES SHALL NOT BE ATTACHED TO OR BEND AROUND INTERFERING MATERIAL OR EQUIPMENT. PROVIDE
<br />TRAPEZE OR OTHER SUPPLEMENTARY SUPPORT MEMBERS AT OBSTRUCTIONS TO TYPICAL HANGER SPACING.
<br />PROVIDE ADDITIONAL HANGERS, STRUTS OR BRACES AS REQUIRED AT ALL CEILING BREAKS, SOFFITS, OR
<br />DISCONTINUOUS AREAS.
<br />f. HANGER WIRES THAT ARE MORE THAN 1 (HORIZONTAL) IN 6 (VERTICAL) OUT OF PLUMB SHALL REQUIRE PROJECT
<br />SPECIFIC DESIGN.
<br />NOTE:
<br />1. PROVIDE 12 GAGE HANGER WIRES AR THE ENDS OF ALL MAIN AND CROSS RUNNERS WITHIN EIGHT (8) INCHES OF
<br />THE SUPPORT OR WITHIN ONE-FOURTH (1/4) OF THE LENGTH OF THE END TEE, WHICHEVER IS LESS, FOR THE
<br />PERIMETER OF THE CEILING AREA. PERIMETER WIRES ARE NOT REQUIRED WHEN THE LENGTH OF THE END TEE IS
<br />EIGHT (8) INCHES OR LESS.
<br />2. NAILS AT ENDS OF HORIZONTAL STRUTS ARE TO BE PLACED WITH NAIL HEAD TOWARD CENTER LINE OF SPAN OF
<br />STRUT.
<br />3. SPACERS MAY BE SLOTTED APPROVED ANGLES OR CHANNELS WITH "DIAMOND POINTS" OF SPRING STEEL WHICH
<br />SNAP TIGHT TO PREVENT MOVEMENT OF STRUT.
<br />4. STEEL POP RIVETS SHALL HAVE MINIMUM ALLOWABLE SHEAR STRENGTH OF 120# AND ULTIMATE SHEAR STRENGTH
<br />OF 300#.
<br />5. REFER TO ICC-ESR-1308.
<br />STEEL POP RIVET AT
<br />ATTACHED SIDE ONLY
<br />MAIN OR
<br />CROSS
<br />RUNNER
<br />HANGER
<br />WIRE
<br />CEILING
<br />PANEL
<br />7/8"x1" 24 GA CONT.
<br />PERIMETER ANGLE W/
<br />(1) #10 SMS INTO WALL
<br />STUDS (24" O.C. MAX)
<br />CONT. SLOTTED ANGLE
<br />STRUT SPACER W/
<br />HORIZ. 6d RINGSHANK
<br />NAIL
<br />FREE
<br />END
<br />FIXED
<br />END
<br />BERC2
<br />SLIP CLIP
<br />8" MAX 8" MAX
<br />FURRING CHANNEL SPLICE
<br />MAIN RUNNER SPLICE
<br />16"
<br />12" MIN OVERLAP
<br />PROVIDE (4) #8 SMS AT EACH END OF OVERLAP. (8) TOTAL.
<br />1-1/2" 16 GA. MAIN RUNNER INSTALLED BACK TO BACK.
<br />PROVIDE (2) #8 SMS AT EACH END OF OVERLAP. (4) TOTAL.
<br />8"
<br />7-1/4" TYP.
<br />3/8" TYP.
<br />1-1/2" 16 GA. MAIN RUNNER.
<br />MIN.
<br />8"
<br />MAX.SADDLE TIED TO MAIN RUNNERS
<br />WITH 16 GAGE TIE WIRE OR A
<br />DOUBLE STRAND OF 18 GAGE TIE
<br />WIRE
<br />LATERAL FORCE BRACING:
<br />a. PROVIDE LATERAL-FORCE BRACING ASSEMBLIES CONSISTING OF A STRUT AND FOUR (4) #12 GAGE
<br />BRACING WIRES ORIENTED 90 DEGREES FROM EACH OTHER.
<br />b. LATERAL-FORCE BRACING ASSEMBLIES SHALL BE SPACED IN ACCORDANCE WITH AND FROM
<br />EACH WALL AND AT THE EDGES OF ANY CHANGE OF ELEVATION OF THE CEILING.
<br />c. THE SLOPE OF BRACING WIRES MAY BE FROM 10 TO 45 DEGREES BUT MAY NOT EXCEED 45 DEGREES
<br />FROM THE PLANE OF THE CEILING AND WIRES SHALL BE TAUT.
<br />d. STRUTS SHALL BE ADEQUATE TO RESIST THE VERTICAL COMPONENT INDUCED BY THE BRACING WIRES,
<br />AND SHALL NOT BE MORE THAN 1 (HORIZONTAL) IN 6 (VERTICAL) OUT OF PLUMB.
<br />EXCEPTION: LATERAL FORCE BRACING MAY BE OMITTED FOR SUSPENDED ACOUSTICAL CEILING SYSTEMS WITH
<br />A CEILING AREA OF 144 SQ. FT. OR LESS, WHEN PERIMETER SUPPORT IN ACCORDANCE WITH ASTM E580 ARE
<br />PROVIDED AND PERIMETER WALLS ARE DESIGNED TO CARRY THE CEILING LATERAL FORCES.
<br />4 WAY 45 DEG.
<br />DIAGONAL 12 GA. WIRE
<br />BRACING FOR TOP
<br />ATTACHMENT SEE
<br />DETAIL:
<br />12 GA. VERTICAL
<br />HANGER WIRES AT 4'-0"
<br />EA. WAY - FOR TOP
<br />ATTACHMENT SEE
<br />DETAIL:
<br />-/---
<br />-/---
<br />400S137-33 (20 GA) CENTERED OVER
<br />CROSS RUNNER - FOR TOP
<br />ATTACHMENT SEE DETAIL:
<br />-/---
<br />GYP. BD. FINISH
<br />FURRING CHANNEL
<br />10/A5-04
<br />2" MAX
<br />#8 SMS TO PREVENT
<br />SLIPPAGE OF BRACE
<br />WIRES PARALLEL TO
<br />MAIN RUNNER, TYP.
<br />(2) #10 SMS
<br />3" MAX
<br />MAIN RUNNER
<br />4' - 0" MAX
<br />MAX
<br />8' - 0"
<br />12' - 0" MAX
<br />6'-0" MAX
<br />FIXED END
<br />FREE END
<br />FR
<br />E
<br />E
<br />
<br />E
<br />N
<br />D
<br />FI
<br />X
<br />E
<br />D
<br />
<br />E
<br />N
<br />D
<br />FROM SPLAY
<br />WIRE TO WALL
<br />FURRING CHANNELS,TYP.
<br />CONT. MAIN RUNNER
<br />AT 4'-0" O.C., TYP.
<br />4 WAY 45 DEG. DIAGONAL
<br />12 GA. WIRE BRACING W/
<br />COMPRESSION STRUT
<br />LOCATED ON MAIN
<br />RUNNER
<br />PER DETAIL:
<br />12 GA.
<br />VERTICAL
<br />HANGER WIRES
<br />AT 4'-0" EA.
<br />WAY
<br />NOTE:
<br />1. CEILING GRID MAY BE ATTACHED TO NOT MORE THAN TWO (2) ADJACENT WALLS AND MUST
<br />BE AT LEAST 3/4" FREE OF OTHER WALLS.
<br />2. LOCATE COMPRESSION STRUT AND SPLAY WIRES FOR EA. 96 S.F.
<br />03/A5-04
<br />FIXTURE
<br />SUSPENSION PER
<br />DETAIL:12/A5-04
<br />24 GA. CONT. WALL
<br />ANGLE, TYP.
<br />13
<br />A5-04
<br />14
<br />A5-04
<br />CEILING FIXTURES, TERMINALS, AND DEVICES:
<br />a. ALL FIXTURES SHALL BE MOUNTED IN A MANNER THAT WILL NOT COMPROMISE CEILING PERFORMANCE.
<br />b. ALL FIXTURES SHALL BE SUPPORTED DIRECTLY BY MAIN RUNNERS OR BY SUPPLEMENTAL FRAMING WHICH IS
<br />SUPPORTED BY MAIN RUNNERS AND POSITIVELY ATTACHED WITH SCREWS OR OTHER APPROVED CONNECTORS.
<br />c. SURFACE MOUNTED FIXTURES SHALL BE ATTACHED TO A MAIN RUNNER WITH POSITIVE CLAMPING DEVICE MADE OF
<br />MATERIAL WITH A MINIMUM 14 GAGE. ROTATIONAL SPRING CLAMPS DO NOT COMPLY.
<br />d. ALL FIXTURES WEIGHING LESS THAN OR EQUAL TO 10 LB. SHALL HAVE ONE NO. 12 GAUGE SAFETY WIRE
<br />CONNECTED FROM FIXTURE HOUSING TO STRUCTURE ABOVE. IT IS NOT NECESSARY FOR THESE SAFETY WIRES TO
<br />BE TAUT.
<br />e. ALL FIXTURES WEIGHING GREATER THAN 10 LB BUT LESS THAN OR EQUAL TO 56 LB. SHALL HAVE TWO NO. 12 GAUGE
<br />SAFETY WIRE CONNECTED FROM FIXTURE HOUSING TO STRUCTURE ABOVE. IT IS NOT NECESSARY FOR THESE
<br />SAFETY WIRES TO BE TAUT.
<br />f. ALL FIXTURES WEIGHING GREATER THAN 56 LB. SHALL BE SUPPORTED DIRECTLY FROM STRUCTURE ABOVE BY
<br />APPROVED HANGERS.
<br />g. PENDENT-HUNG FIXTURES SHALL BE SUPPORTED DIRECTLY FROM THE STRUCTURE ABOVE USING NO LESS THAN
<br />N0. 9-GAUGE WIRE OR AN APPROVED ALTERNATE SUPPORT. THE CEILING SUSPENSION SYSTEM SHALL NOT
<br />PROVIDE ANY DIRECT SUPPORT.
<br />h. ALL RECESSED OR DROP-IN FIXTURES SHALL BE SUPPORTED DIRECTLY FROM FIXTURE HOUSING TO THE
<br />STRUCTURE ABOVE WITH A MINIMUM OF TWO NO. 12 GAUGE WIRES LOCATED AT DIAGONALLY OPPOSITE CORNERS.
<br />LEVELING OR POSITIONING OF FIXTURES MAY BE PROVIDED BY CEILING GRID. FIXTURE SUPPORT WIRES MAY BE
<br />SLIGHTLY LOOSE TO ALLOW THE FIXTURE TO SEAT IN THE GRID SYSTEM. FIXTURES SHALL NOT BE SUPPORTED
<br />FROM MAIN RUNNERS OR FURRING CHANNELS IF THE WEIGHT OF THE FIXTURES CAUSES TOTAL DEAD LOAD TO
<br />EXCEED THE DEFLECTION CAPABILITY OF THE CEILING SUSPENSION SYSTEM.
<br />i. ACCESS PANELS SHALL HAVE A PERMANENT WARNING LABEL AS FOLLOWS:
<br />1. DO NOT CLIMB, WALK OR CRAWL ON THE GYPSUM BOARD CEILING
<br />2. DO NOT STORE OR STOW ANYTHING ON THE GYPSUM BOARD CEILING
<br />(2) 12 GA. SLACK WIRE HANGERS
<br />FOR DEVICES THAT WEIGH LESS
<br />THAN 56 LBS. PLACE ON
<br />DIAGONAL CORNERS
<br />(2) #10 SMS EA. END GYPSUM BOARD FINISH
<br />HANGER WIRE (WHERE OCCURS)
<br />CEILING FIXTURE, TERMINAL, OR
<br />DEVICE (56# MAX) WITH POSITIVE
<br />ATTACHMENT TO MAIN RUNNERS
<br />PROVIDE (1) OR MORE
<br />SUPPLEMENTAL 150U050-54 AS
<br />REQUIRED. SEE GENERAL NOTE b. -
<br />CLIP FLANGE AND BEND BACK TO
<br />FORM 'L' CLIP
<br />#10 SMS AT EACH
<br />MAIN RUNNER
<br />MAIN RUNNER
<br />HANGER
<br />WIRE
<br />FURRING
<br />CHANNEL
<br />1"x2" 24 GA CONT.
<br />PERIMETER ANGLE W/
<br />(1) #10 SMS INTO
<br />WALL STUDS (24" O.C.
<br />MAX)
<br />FREE
<br />END
<br />FIXED
<br />END
<br />6" MAX 6" MAX
<br />MIN
<br />1" CLR1/2" MIN
<br />1/2" MIN
<br />4" MAX, TYP
<br />#10 SMS AT EACH
<br />FURRING CHANNEL
<br />MAIN
<br />RUNNER
<br />HANGER
<br />WIRE
<br />FURRING
<br />CHANNEL
<br />1"x2" 24 GA CONT.
<br />PERIMETER ANGLE W/
<br />(1) #10 SMS INTO
<br />WALL STUDS (24" O.C.
<br />MAX)
<br />FREE
<br />END
<br />FIXED
<br />END
<br />6" MAX 6" MAX
<br />MIN
<br />1" CLR
<br />NO CONNECTION
<br />TO FURRING
<br />CHANNEL
<br />1/2" MIN
<br />1/2" MIN
<br />1. SUSPENSION SYSTEM COMPONENTS SHALL COMPLY WITH ASTM C754:
<br />• MAIN RUNNERS SHALL CONSIST OF 16 GAGE 1-1/2” COLD ROLLED U-CHANNEL 150U050-54 SPACED AT 4’-0” OC MAX.
<br />MAIN RUNNERS SHALL BE SUPPORTED BY HANGER WIRES AT 4’-0” OC MAX AND WITHIN 6” FROM EA END.
<br />• FURRING CHANNEL SHALL CONSIST OF 25 GAGE 7/8” (HAT) FURRING CHANNELS (087F125-18) AT 2’-0” OC MAX.
<br />FURRING CHANNELS SHALL BE SADDLE TIED TO MAIN RUNNERS WITH 16 GAGE TIE WIRE OR A DOUBLE STRAND OF
<br />18 GAGE TIE WIRE IN ACCORDANCE WITH
<br />• MAIN RUNNERS AND FURRING CHANNELS SHALL BE SPLICED BY LAPPING IN ACCORDANCE WITH
<br />• MAIN RUNNERS AND FURRING CHANNELS ALONG WITH THEIR SPLICES, INTERSECTION CONNECTORS, AND
<br />EXPANSION DEVICES SHALL BE DESIGNED AND CONSTRUCTED TO CARRY A MEAN ULTIMATE TEST LOAD OF NOT
<br />LESS THAN 270 LBS. IN COMPRESSION & TENSION.
<br />• HANGER AND BRACING WIRES SHALL BE #12 GAGE (0.106" DIAMETER), SOFT ANNEALED, AND GALVANIZED STEEL
<br />WIRES WITH CLASS 1 COATING. THEY MAY BE USED FOR UP TO AND INCLUDING 4'-0"x 4'-0" GRID SPACING ALONG
<br />AND ATTACHED TO MAIN RUNNERS. SPLICES ARE NOT PERMITTED IN ANY HANGER WIRE.
<br />• WIRE HANGERS SHALL BE SADDLE-TIED AROUND MAIN RUNNERS SO AS TO PREVENT TURNING OR TWISTING OF
<br />THE MEMBER.
<br />2. SUSPENSION SYSTEM INSTALLATION SHALL COMPLY WITH ASTM C754:
<br />• CEILING GRID MEMBERS SHALL BE ATTACHED TO TWO (2) ADJACENT WALLS. MAIN RUNNERS AND FURRING
<br />CHANNEL SHALL BE AT LEAST 1 INCH CLEAR OF OTHER WALL AND FURRING SHALL BE AT LEAST 3/4” CLEAR OF
<br />OTHER WALL. IF WALLS RUN DIAGONAL TO THE CEILING GRID SYSTEM RUNNERS, ONE END OF MAIN RUNNER AND
<br />FURRING SHOULD BE FREE WITH STANDARD CLEARANCES.
<br />• THE WIDTH OF THE PERIMETER SUPPORTING CLOSURE ANGLE SHALL BE NOT LESS THAN TWO (2) INCHES.
<br />3. EXPANSION JOINTS, SEISMIC SEPARATIONS, AND PENETRATIONS:
<br />• EXPANSION JOINTS SHALL BE PROVIDED IN THE CEILING AT INTERSECTIONS OF CORRIDORS AND AT JUNCTIONS OF
<br />CORRIDORS WITH LOBBIES OR OTHER SIMILAR AREAS.
<br />• FOR CEILING AREAS EXCEEDING 2500 SQUARE FEET, A SEISMIC SEPARATION JOINT SHALL BE PROVIDED TO DIVIDE
<br />THE CEILING INTO AREAS NOT EXCEEDING 2500 SQ. FT.
<br />• PENETRATIONS THROUGH THE CEILING FOR SPRINKLER HEADS AND OTHER SIMILAR DEVICES THAT ARE NOT
<br />INTEGRALLY TIED TO THE CEILING SYSTEM IN THE LATERAL DIRECTION SHALL HAVE A TWO (2) INCH OVERSIZED
<br />RING, SLEEVE OR ADAPTER THROUGH THE CEILING TILE TO ALLOW FREE MOVEMENT OF ONE (1) INCH IN ALL
<br />HORIZONTAL DIRECTIONS. A FLEXIBLE SPRINKLER HOSE FITTING THAT CAN ACCOMMODATE ONE (1) INCH OF
<br />CEILING MOVEMENT SHALL BE PERMITTED TO BE USED IN LIEU OF THE OVERSIZED RING, SLEEVE OR ADAPTER.
<br />SUCH FLEXIBLE SPRINKLER HOSE SHALL BE ADEQUATELY SUPPORTED FROM SOFFIT SO AS NOT TO EXCEED THE
<br />MAXIMUM TRIBUTARY WEIGHT OF THE CEILING.
<br />4. GYPSUM BOARD INSTALLATION SHALL COMPLY WITH ASTM C840-11:
<br />• GYPSUM BOARD SHALL CONSIST OF SINGLE-PLY ½” OR 5/8” THICK IN ACCORDANCE WITH ASTM C11-10a.
<br />• GYPSUM BOARD SHALL BE INSTALLED PERPENDICULAR TO FURRING WITH SCREWS AT 12" ON CENTER MAXIMUM, IN
<br />ACCORDANCE WITH ASTM C840-11.
<br />• GYPSUM BOARD SHALL BE ATTACHED TO FURRING/FRAMING WITH ASTM C1002-07 TYPE S (ASTM A568-11b GRADES
<br />1018 TO 1022) SCREWS (NOT LESS THAN, N0. 6, WITH MAJOR DIAMETER NOT LESS THAN 0.136 IN).
<br />15/A5-04
<br />-/---
<br />NOTE: SEE DETAILS 03 & 04/A5-02 FOR TOP
<br />OF SOFFIT CONNECTION
<br />(E) DRYWALL CEILING
<br />(N) ACOUSTICAL CEILING
<br />TILE
<br />(E) SUSPENDED CEILING
<br />SYSTEM
<br />NEW METAL STUD FRAMING
<br />(N) DRYWALL SOFFIT
<br />R
<br />No.
<br />F
<br />LICENSE
<br />STATE
<br />D
<br />O
<br />A RCHITECT
<br />C AL IFORNIA
<br />STEPHE WHITE
<br />RENEWAL
<br />DATE
<br />C-34829
<br />N
<br />08/31/25
<br />SHEET TITLE
<br />PROJECT
<br />FACILITY
<br />FAC NO: BLDG NO:FLOOR LEV:SECTION:
<br />KP PROJ. NO.
<br />MATTERPORT LINK: https://my.matterport.com/show/?m=FW21iEbmuii
<br />555 W. Fifth Street Suite 2950 | Los Angeles, CA 90013 USA
<br />ARCHITECT
<br />CONSULTANT
<br />ARCHITECT SEAL CONSULTANT SEAL
<br />KAISER FOUNDATION HOSPITALS
<br />NATIONAL FACILITIES SERVICES
<br />1800 HARRISON STREET OAKLAND,
<br />CALIFORNIA 94612
<br />ISSUE / REVISION LOG
<br />NO. ISSUED DATE
<br />0
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<br />AGENCY APPLICATION NUMBER
<br />AGENCY APPROVAL STAMP
<br />THIS DOCUMENT IS THE PROPERTY OF THE OWNER AND IS
<br />NOT TO BE USED WITHOUT OWNER'S WRITTEN PERMISSION.
<br />HZ PROJ. NO.
<br />Phone 310.820.4600 | Fax 310.207.4215
<br />www.huitt-zollars.com
<br />C:\Users\jpark\Documents\R314412.44 - KP SAN 1st Flr Gen Rad_A22_Central_jhaLWMQW.rvt
<br />5/20/2024 10:23:14 AM
<br />SOCC 2023 R RAD SAN 1ST FLOOR
<br />GEN RAD REPLACEMENT (5284)
<br />A5-04
<br />DETAILS - TYPICAL CEILING
<br />CA361 1 1 -
<br />CAP028060R314412.44
<br />SANTA ANA MEDICAL OFFICES
<br />1900 E. 4TH ST.
<br />SANTA ANA, CA 92701
<br />1/8" = 1'-0"ACT DIAGRAMATIC CEILING PLAN 02
<br />N/AACT SUSPENDED CEILING NOTES 01
<br />3" = 1'-0"ACT FIXTURE SUSPENSION 04
<br />3" = 1'-0"ACT COMPRESSION STRUT 03
<br />3" = 1'-0"CEILING WIRE AT PERIMETER OBSTRUCTION 06
<br />3" = 1'-0"COMPRESSION STRUT ANCHORAGE 08
<br />3" = 1'-0"SUSPENSION WIRE CONNECTION @ ROOF 07
<br />3" = 1'-0"ACT PERIMETER ATTACHMENT 05
<br />3" = 1'-0"GYP. BD. CEILING - SPLICE DETAILS 15 3" = 1'-0"GYP. BD. COMPRESSION STRUT 11
<br />1/8" = 1'-0"GYP. BD. DIAGRAMATIC CEILING PLAN 10
<br />3" = 1'-0"GYP. BD. FIXTURE SUSPENSION 12
<br />3" = 1'-0"GYP. BD. PERIMETER ATTACHMENT 13
<br />3" = 1'-0"GYP. BD. PERIMETER ATTACHMENT - FURRING 14
<br />N/AGYP. BOARD SUSPENDED CEILING NOTES 093" = 1'-0"CEILING TRANSITION, GYP TO ACT 17
<br />CITY SUBMITTAL 04/19/2024
<br />BID SET 05/20/2024
<br />1900 E 4th St -
<br />1011190678/9/2024
|