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FIGURE 11A-8I THRESHOLDS
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<br />DOORS AT OPPOSITE WALLS
<br />FIGURE 11A-8H
<br />VESTIBULES
<br />(serving other than a required exit stairway)
<br />(A)
<br />DOORS AT ADJACENT WALLS
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<br />FIGURE 11A-8G
<br />VESTIBULES
<br />(serving other than a required exit stairway)
<br />(B)
<br />BOTH DOORS OPEN OUT
<br />(A)
<br />DOORS IN SERIES
<br />* PROVIDE THIS ADDITIONAL
<br />SPACE IF DOOR IS
<br />EQUIPPED WITH BOTH A
<br />LATCH AND A CLOSER
<br />MI
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<br />****
<br />42
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<br />24" MIN.
<br />(A)
<br />FRONT APPROACH
<br />FIGURE 11A-8B
<br />MANEUVERING CLEARANCE AT DOORWAYS, SLIDING
<br />DOORS, AND FOLDING DOORS
<br />42
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<br />(B)
<br />POCKET OR HINGE
<br />SIDE APPROACH
<br />(C)
<br />STOP OR LATCH
<br />SIDE APPROACH
<br />(D)
<br />SIDE APPROACH - DOORWAYS
<br />WITHOUT DOORS / GATES
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<br />JOB NO.
<br />SUBMITTAL
<br />DATE
<br />SHEET TITLE
<br />SHEET NO.
<br />CLIENT:
<br />Plot Date:File:
<br />REVISION
<br />DATE
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<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
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<br />11/4/2025 8:52:28 PM
<br />MR230056
<br />A084
<br />CBC 11A DIV. III BUILDING
<br />FEATURES
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<br />CHAPTER 11A DIVISION III
<br />SECTION 1125A HAZARDS ON ACCESSIBLE ROUTES
<br />1125A.1 WARNING CURBS.ABRUPT CHANGES IN LEVEL EXCEEDING 4 INCHES IN VERTICAL DIMENSION,
<br />SUCH AS CHANGES IN LEVEL AT PLANTERS OR FOUNTAINS LOCATED IN OR ADJACENT TO WALKS,
<br />HALLS, CORRIDORS, PASSAGEWAYS, AISLES, PEDESTRIAN WAYS AND OTHER CIRCULATION SPACES
<br />SHALL BE IDENTIFIED BY CURBS PROJECTING AT LEAST 6 INCHES IN HEIGHT ABOVE THE WALK OR
<br />SIDEWALK SURFACE TO WARN THE BLIND OF A POTENTIAL DROP-OFF
<br />EXCEPTION: WHEN A GUARDRAIL OR HANDRAIL IS PROVIDED WITH EDGE PROTECTION IN
<br />ACCORDANCE WITH CBC SECTION 1010.10.1.
<br />1125A.2 HEADROOM CLEARANCE.WALKS, HALLS, CORRIDORS, PASSAGEWAYS, AISLES, PEDESTRIAN
<br />WAYS AND OTHER CIRCULATION SPACES WHICH ARE PART OF THE REQUIRED EGRESS SYSTEM
<br />SHALL HAVE A MINIMUM CLEAR HEADROOM AS REQUIRED IN CBC SECTION 1003.2. OTHER WALKS,
<br />PEDESTRIAN WAYS AND CIRCULATION SPACES SHALL HAVE A MINIMUM CLEAR HEADROOM OF 80
<br />INCHES. IF THE VERTICAL CLEARANCE OF AN AREA ADJOINING AN ACCESSIBLE ROUTE IS REDUCED
<br />TO LESS THAN 80 INCHES NOMINAL DIMENSION, A GUARDRAIL OR OTHER BARRIER HAVING ITS
<br />LEADING EDGE AT OR BELOW 27 INCHES ABOVE THE FINISHED FLOOR SHALL BE PROVIDED.
<br />EXCEPTION: DOORWAYS AND ARCHWAYS LESS THAN 24 INCHES IN DEPTH MAY HAVE A MINIMUM
<br />CLEAR HEADROOM OF 80 INCHES NOMINAL. (SEE SECTION 1126A FOR DOOR REQUIREMENTS).
<br />1125A.3 OVERHANGING OBSTRUCTIONS.ANY OBSTRUCTION THAT OVERHANGS A PEDESTRIAN WAY
<br />SHALL BE A MINIMUM OF 80 INCHES ABOVE THE WALKING SURFACE AS MEASURED FROM THE
<br />BOTTOM OF THE OBSTRUCTION. (SEE FIGURE 11A-1B.) WHERE A GUY SUPPORT IS USED PARALLEL TO
<br />A PATH OF TRAVEL, INCLUDING, BUT NOT LIMITED TO, SIDEWALKS, A GUY BRACE, SIDEWALK GUY OR
<br />SIMILAR DEVICE SHALL BE USED TO PREVENT AN OVERHANGING OBSTRUCTION (SEE SECTION 1125A.2
<br />FOR REQUIRED HEADROOM CLEARANCE).
<br />1125A.4 FREE-STANDING SIGNS.WHEREVER SIGNS MOUNTED ON POSTS OR PYLONS PROTRUDE
<br />FROM THE POSTS OR PYLONS AND THE BOTTOM EDGE OF THE SIGN IS LESS THAN 80 INCHES (2032
<br />MM) ABOVE THE FINISHED FLOOR OR GROUND LEVEL, THE EDGES OF SUCH SIGNS SHALL BE
<br />ROUNDED OR EASED AND THE CORNERS SHALL HAVE A MINIMUM RADIUS OF 0.125 INCHES. (SEE
<br />SECTION 1125A.2 FOR REQUIRED HEADROOM CLEARANCE).
<br />SECTION 1126A DOORS, GATES AND WINDOWS
<br />1126A.1 WIDTH AND HEIGHT OF DOORS.DOORWAYS WHICH PROVIDE ACCESS TO COMMON USE
<br />AREAS OR COVERED MULTIFAMILY DWELLINGS SHALL COMPLY WITH THE FOLLOWING:
<br />1. PERMIT THE INSTALLATION OF A DOOR NOT LESS THAN 36 INCHES IN WIDTH, NOT LESS
<br />THAN 80 INCHES IN HEIGHT, AND PROVIDE A CLEAR OPENING OF NOT LESS THAN 32
<br />INCHES, MEASURED WITH THE DOOR POSITIONED AT AN ANGLE OF 90 DEGREES FROM ITS
<br />CLOSED POSITION.
<br />2. DOORS OR GATES SHALL BE CAPABLE OF OPENING AT LEAST 90 DEGREES.
<br />3. A PAIR OF DOORS OR GATES, MANUAL OR AUTOMATIC, SHALL HAVE AT LEAST ONE LEAF
<br />WHICH PROVIDES A CLEAR WIDTH OF NOT LESS THAN 32 INCHES, MEASURED WITH THE
<br />DOOR OR GATE POSITIONED AT AN ANGLE OF 90 DEGREES FROM ITS CLOSED POSITION.
<br />4. THE WIDTH OF ANY COMPONENT IN THE EGRESS SYSTEM SHALL NOT BE LESS THAN THE
<br />MINIMUM WIDTH REQUIRED BY SECTION 1005.
<br />5. REVOLVING DOORS OR GATES SHALL NOT BE USED AS REQUIRED ENTRANCES FOR
<br />PERSONS WITH DISABILITIES, AND SHALL NOT BE PART OF AN ACCESSIBLE ROUTE.
<br />1126A.2 LEVEL FLOOR OR LANDING. THE FLOOR OR LANDING ON EACH SIDE OF AN EXIT DOOR OR
<br />GATE SHALL BE LEVEL. (SEE CBC CHAPTER 10).
<br />1126A.2.1 THRESHOLDS AND CHANGES IN ELEVATION.THE FLOOR OR LANDING SHALL NOT BE
<br />MORE THAN 1/2 INCH LOWER THAN THE TOP OF THE THRESHOLD OF THE DOORWAY. (SEE
<br />FIGURE 11A-8I).
<br />CHANGES IN LEVEL BETWEEN 1/4 INCH AND 1/2 INCH SHALL BE BEVELED WITH A SLOPE NO
<br />GREATER THAN 1 UNIT VERTICAL IN 2 UNITS HORIZONTAL (50-PERCENT SLOPE). CHANGES IN
<br />LEVEL GREATER THAN 1/2 INCH SHALL BE ACCOMPLISHED BY MEANS OF A RAMP. (SECTION
<br />1122A).
<br />1126A.3 MANEUVERING CLEARANCES.
<br />1126A.3.1 GENERAL. THE MINIMUM MANEUVERING CLEARANCE AT DOORS OR GATES SHALL
<br />COMPLY WITH SECTIONS 1126A.3.2, 1126A.3.3, AND 1126A.3.4. THE FLOOR OR LANDING AREA
<br />WITHIN THE REQUIRED MANEUVERING CLEARANCE SHALL BE LEVEL AND CLEAR. THE REQUIRED
<br />LENGTH SHALL BE MEASURED AT RIGHT ANGLES TO THE PLANE OF THE DOOR OR GATE IN ITS
<br />CLOSED POSITION. MANEUVERING CLEARANCE SHALL EXTEND THE FULL WIDTH OF THE
<br />DOORWAY AND THE REQUIRED LATCH SIDE OR HINGE SIDE CLEARANCES (STRIKE EDGE
<br />MANEUVERING CLEARANCES).
<br />--
<br />1126A.3.3 SPACE BETWEEN CONSECUTIVE DOORS OR GATES. THE MINIMUM SPACE BETWEEN
<br />TWO HINGED OR PIVOTED DOORS OR GATES IN SERIES, SERVING OTHER THAN A REQUIRED
<br />EXIT STAIRWAY, SHALL PROVIDE A MINIMUM OF 48 INCHES PLUS THE WIDTH OF THE DOOR OR
<br />GATE SWINGING INTO THE SPACE. DOORS OR GATES IN A SERIES SHALL SWING EITHER IN THE
<br />SAME DIRECTION OR AWAY FROM THE SPACE BETWEEN THE DOORS OR GATES. (SEE FIGURES
<br />11A-8G AND 11A-8H).
<br />WHERE THE DOOR OR GATE OPENS INTO A STAIR OR SMOKEPROOF ENCLOSURE, THE LANDING
<br />NEED NOT HAVE A MINIMUM LENGTH OF 60 INCHES. (SEE FIGURE 11A-8H).
<br />1126A.3.4 DOORWAYS WITHOUT DOORS OR GATES. DOORWAYS LESS THAN 36 INCHES WIDE
<br />WITHOUT DOORS OR GATES, SLIDING DOORS, OR FOLDING DOOR SHALL HAVE MANEUVERING
<br />CLEARANCE COMPLYING WITH THIS SECTION.
<br />1126A.3.4.1 FRONT APPROACH. THE LEVEL FLOOR OR LANDING SHALL EXTEND AT LEAST 48
<br />INCHES ON EACH SIDE, PERPENDICULAR TO THE DOORWAY. STRIKE EDGE MANEUVERING
<br />CLEARANCE FOR FRONT APPROACH IS NOT REQUIRED. (SEE FIGURE 11A-8B(a)).
<br />1126A.3.4.2 SIDE APPROACH. DOORWAYS WITHOUT DOORS OR GATES, AND SIDE
<br />APPROACH, SHALL BE PROVIDED WITH LEVEL FLOOR OR LANDING EXTENDING 42 INCHES
<br />MINIMUM ON EACH SIDE, PERPENDICULAR TO THE DOORWAY. STRIKE EDGE
<br />MANEUVERING CLEARANCE IS NOT REQUIRED. (SEE FIGURE 11A-8B(b)).
<br />1126A.3.4.3 POCKET / HINGE SIDE APPROACH. DOORS WITH POCKET OR HINGE APPROACH
<br />SHALL BE PROVIDED WITH A LEVEL FLOOR OR LANDING NOT LESS THAN 42 INCHES IN
<br />DEPTH. THE LEVEL FLOOR OR LANDING SHALL EXTEND A MINIMUM OF 22 INCHES BEYOND
<br />THE POCKET/HINGE SIDE. (SEE FIGURE 11A-8B(b)).
<br />1126A.3.4.4 STOP / LATCH SIDE APPROACH. DOORS WITH STOP OR LATCH APPROACH
<br />SHALL HAVE A LEVEL FLOOR OR LANDING NOT LESS THAN 42 INCHES IN DEPTH. THE LEVEL
<br />FLOOR OR LANDING SHALL EXTEND A MINIMUM OF 24 INCHES BEYOND THE STOP/LATCH
<br />SIDE. (SEE FIGURE 11A-8B(c)).
<br />1126A.3.4.5 RECESSED DOORS OR GATES. MANEUVERING CLEARANCES FOR FORWARD
<br />APPROACH SHALL BE PROVIDED WHEN ANY OBSTRUCTION WITHIN 18 INCHES OF THE
<br />LATCH SIDE OF AN INTERIOR DOORWAY, OR WITHIN 24 INCHES OF THE LATCH SIDE OF AN
<br />EXTERIOR DOORWAY, PROJECTS MORE THAN 8 INCHES BEYOND THE FACE OF THE DOOR
<br />OR GATE, MEASURED PERPENDICULAR TO THE FACE OF THE DOOR OR GATE. (SEE FIGURE
<br />11A-8C).
<br />-
<br />1126A.4 CLOSER-EFFORT TO OPERATE DOORS OR GATES. MAXIMUM EFFORT TO OPERATE DOORS OR
<br />GATES SHALL NOT EXCEED 8 1/2 POUNDS FOR EXTERIOR DOORS OR GATES AND 5 POUNDS FOR
<br />INTERIOR DOORS OR GATES, SUCH PULL OR PUSH EFFORT BEING APPLIED AT RIGHT ANGLES TO
<br />HINGED DOORS AND AT THE CENTER PLANE OF SLIDING OR FOLDING DOORS. COMPENSATING
<br />DEVICES OR AUTOMATIC DOOR OR GATE OPERATORS MAY BE UTILIZED TO MEET THESE STANDARDS.
<br />WHEN FIRE DOORS ARE REQUIRED, THE MAXIMUM EFFORT TO OPERATE THE DOOR MAY BE
<br />INCREASED TO THE MINIMUM ALLOWABLE BY THE APPROPRIATE ENFORCEMENT AGENCY, NOT TO
<br />EXCEED 15 POUNDS.
<br />1126A.4.1 DOOR OR GATE CLOSER.IF THE DOOR HAS A CLOSER, THEN THE SWEEP PERIOD OF
<br />THE CLOSER SHALL BE ADJUSTED SO THAT FROM AN OPEN POSITION OF 90 DEGREES, THE
<br />DOOR OR GATE WILL TAKE AT LEAST 5 SECONDS TO MOVE TO A POINT 12 DEGREES FROM THE
<br />LATCH.
<br />1126A.4.2 SPRING HINGES. SPRING HINGES SHALL BE ADJUSTED SO THAT FROM THE OPEN
<br />POSITION OF 70 DEGREES, THE DOOR OR GATE SHALL MOVE TO THE CLOSED POSITION IN 1.5
<br />SECONDS MINIMUM.
<br />1126A.5 TYPE OF LOCK OR LATCH.THE TYPE OF LATCH AND LOCK REQUIRED FOR ALL DOORS OR
<br />GATES SHALL BE IN ACCORDANCE WITH SECTION 1126A.6 AND CBC CHAPTER 10, SECTION 1008.
<br />1126A.7 SMOOTH SURFACE. SWINGING DOOR OR GATE SURFACES WITHIN 10 INCHES OF THE FINISH
<br />FLOOR OR GROUND MEASURED VERTICALLY SHALL HAVE A SMOOTH SURFACE ON THE PUSH SIDE
<br />EXTENDING THE FULL WIDTH OF THE DOOR OR GATE. PARTS CREATING HORIZONTAL OR VERTICAL
<br />JOINTS IN THESE SURFACES SHALL BE WITHIN 1/16 INCH OF THE SAME PLANE AS THE OTHER AND BE
<br />FREE OF SHARP OR ABRASIVE EDGES. CAVITIES CREATED BY ADDED KICK PLATES SHALL BE CAPPED.
<br />EXCEPTIONS:
<br />1. AUTOMATIC DOORS OR GATES.
<br />2. TEMPERED GLASS DOORS WITHOUT STILES AND HAVING A BOTTOM RAIL OR SHOE
<br />WITH THE TOP LEADING EDGE TAPERED AT 60 DEGREES MINIMUM FROM THE
<br />HORIZONTAL.
<br />3. DOORS OR GATES THAT DO NOT EXTEND TO WITHIN 10 INCHES OF THE FINISH FLOOR
<br />OR GROUND.
<br />1126A.8 WINDOWS. WHERE GLAZED OPENINGS ARE PROVIDED IN ACCESSIBLE ROOMS OR SPACES
<br />FOR OPERATION BY OCCUPANTS, AT LEAST ONE OPENING SHALL COMPLY WITH SECTION 1138A.4.
<br />EACH GLAZED OPENING REQUIRED BY THE ENFORCING AGENCY TO BE OPERABLE SHALL
<br />COMPLY WITH SECTION 1138A.4.
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