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B <br />-- <br />B <br />-- <br />FIRST FLOOR <br />A <br />-- <br />A <br />-- <br />1 <br />18 <br />AD-04 <br />5'-10" <br />2 3 4 5 <br />6 <br />7 <br />8 10 <br />' <br />- <br />8 <br />" <br />SECTION A <br />8' <br />- <br />1 <br />" <br />T.O.PL. <br />6' <br />- <br />8 <br />" <br />MI <br />N <br />. <br /> <br />C <br />L <br />E <br />A <br />R <br />A <br />N <br />C <br />E <br />BEDROOM <br />LIVING <br />3' <br />- <br />6 <br />" <br />3' <br />- <br />0 <br />" <br />TYP. <br />4 <br />AD-04 <br />TYP. <br />7 <br />AD-04 <br />8' <br />- <br />1 <br />" <br />F.FL. <br />T.O.PL. <br />F.FL. <br />SECTION B <br />AD-04 <br />5 <br />F.FL. <br />8' <br />- <br />1 <br />" <br />T.O.PL. <br />F.FL. <br />8' <br />- <br />1 <br />" <br />T.O.PL. <br />2 <br />9 <br />AD-04 <br />SECOND FLOOR <br />9 <br />B <br />-- <br />B <br />-- <br />A <br />-- <br />A <br />-- <br />3'-0" <br />10 <br />11 <br />12 <br />13 <br />1415 <br />STAIR PLAN KEYNOTES <br />1.STAIR TREADS AND RISERS SHALL BE DETAILED AS FOLLOWS: <br />A.THE TOLERANCE BETWEEN THE LARGEST AND SMALLEST RISER HEIGHT <br />OR TREAD DEPTH SHALL NOT EXCEED 0.375" IN ANY FLIGHT OF STAIR. (CBC <br />1009.3.2) <br />B.RISERS SHALL BE VERTICAL OR SLOPED A MAX. 30 DEGREES FROM THE <br />VERTICAL. (CBC 1009.3.3) <br />C.LEADING EDGE OF TREAD SHALL NOT PROJECT MORE THAN 1.25" BEYOND <br />TREAD BELOW. (CBC 1009.3.3) <br />D.OPENING BETWEEN TREADS SHALL NOT PERMIT THE PASSAGE OF A 4" <br />DIAMETER SPHERE. (CBC 1009.3.3) <br />2.STAIRWAY LANDINGS SHALL BE DETAILED AS FOLLOWS: (CBC 1009.4) <br />A.LANDING AT STAIRWAY SHALL HAVE A MIN. LENGTH MEASURED IN THE <br />DIRECTION OF TRAVEL EQUAL TO THE WIDTH OF THE STAIRWAY. <br />B.FLOOR OR LANDING SHALL BE AT TOP AND BOTTOM OF EACH STAIRWAY. <br />(LANDING IS NOT REQUIRED AT THE TOP OF AN INTERIOR FLIGHT OF STAIR, <br />INCLUDING STAIR IN AN ENCLOSED GARAGE, PROVIDED DOOR DOES NOT <br />SWING OVER THE STAIR.) <br />C.DOORS OPENING ONTO A LANDING SHALL NOT REDUCE THE LANDING TO <br />1/2 THE REQUIRED WIDTH. <br />D.MAX. 7.75" PROJECTION OF FULLY OPENED DOOR ONTO A LANDING. <br />3.THE WALKING SURFACE OF TREADS AND LANDINGS SHALL NOT BE SLOPED <br />STEEPER THAN 2% (1:48) IN ANY DIRECTION. (CBC 1009.5.1) <br />4.A FLIGHT OF STAIR SHALL HAVE A MAX. 12' VERTICAL RISE BETWEEN FLOOR <br />LEVELS OR LANDINGS. (CBC 1009.6) <br />5.HANDRAILS SHALL BE DETAILED AS FOLLOWS: <br />A.HANDRAIL SHALL BE CONTINUOUS WITHOUT INTERRUPTION (EXCEPT BY <br />NEWEL POST). (CBC 1012.4) <br />B.HANDRAILS WITHIN A DWELLING UNIT THAT IS NOT REQUIRED TO BE <br />ACCESSIBLE NEED EXTEND ONLY FROM TOP RISER TO THE BOTTOM RISER. <br />(CBC 1012.6 EXCEPTION 1) <br />C.MIN. 1.5" CLEAR SPACE BETWEEN HANDRAIL AND WALL. (CBC 1012.6) <br />D.HANDRAILS SHALL BE CONTINUOUS THE FULL LENGTH OF THE FLIGHT <br />FROM THE TOP RISER TO THE LOWEST RISER. <br />E.HANDRAILS SHALL NOT PROJECT MORE THAN 4.5 INCHES ON EITHER SIDE <br />OF THE STAIRWAY. <br />6.GUARDS SHALL BE DETAILED AS FOLLOWS: <br />A.GUARDS SHALL BE LOCATED ALONG OPEN-SIDED WALKING SURFACES, <br />STAIRWAYS, RAMPS AND LANDINGS THAT ARE MORE THAN 30" ABOVE THE <br />FLOOR OR GRADE BELOW. (CBC 1013.1) <br />B.GUARD WHOSE TOP RAIL DOES NOT SERVE AS A HANDRAIL SHALL HAVE A <br />HEIGHT OF 42" HIGH ABOVE THE LEADING EDGE OF THE TREAD. (CBC <br />1013.2) <br />C.GUARD WHOSE TOP RAIL SERVES AS A HANDRAIL SHALL HAVE A HEIGHT OF <br />34" TO 38" HIGH ABOVE THE LEADING EDGE OF THE TREAD. (CBC 1013.2) <br />D.OPEN GUARD SHALL NOT PERMIT 4 DIAMETER SPHERE TO PASS THROUGH <br />ANY OPENING. (CBC 1013.3) <br />E.TRIANGULAR OPENING FORMED BY TREAD, STAIR AND BOTTOM RAIL SHALL <br />NOT PERMIT 6" DIAMETER SPHERE TO PASS THROUGH. (CBC 1013.3) <br />7.PROVIDE MIN. 1 FOOT-CANDLE OF STAIRWAY ILLUMINATION AT TREAD RUNS. <br />(CBC 1205.4) <br />8.MINIMUM STAIR WIDTH SHALL NOT BE LESS THAN 36 INCHES. <br />9.MINIMUM CLEAR HEADROOM ABOVE NOSE OF STAIR TREADS SHALL BE 6'-8". <br />10.STAIR RISERS SHALL HAVE A MAXIMUM RISE OF 7.75 INCHES AND MINIMUM RUN <br />(TREAD) OF 10 INCHES AND SHALL BE PROVIDED WITH MIN. 0.75 INCHES TO MAX <br />1.25 INCH NOSING PROJECTION WHEN THE TREAD DEPTH IS LESS THAN 11 <br />INCHES. <br />HANDRAIL AT +36" ABOVE NOSING OF STAIR. <br />OPEN RAIL +36" ABOVE STAIR NOSING. +42" @ GUARDRAIL <br />1 <br />2 <br />STAIR PLAN GENERAL NOTES <br />1 <br />STAIR SECTIONS <br />A1-06 <br />Client <br />Project No:24-0501 <br />PHONE NO. <br />NAOMI GRANGE <br />2411 POINSETTIA ST. <br />SANTA ANA, CA 92706 <br />714-931-6089 <br />JWAIM DESIGN <br />714-494-6810 <br />jwaimdesign@gmail.com <br />CCOPYRIGHT <br />It is the clients responsibility prior to or during construction to notify the architect in writing <br />of any perceived errors or omissions in the plans and specifications of which a contractor <br />thoroughly knowledgeable with the building codes and methods of construction should <br />reasonably be aware. Written instructions addressing such perceived errors or omissions <br />shall be received from the architect prior to the client or clients subcontractors proceeding <br />with the work. The client will be responsible for any defects in construction if these <br />procedures are not followed. <br />DE <br />T <br />A <br />C <br />H <br />E <br />D <br /> <br />A <br />D <br />U <br />24 <br />1 <br />3 <br /> <br />N <br />. <br /> <br />P <br />O <br />I <br />N <br />S <br />E <br />T <br />T <br />I <br />A <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 />6 <br />No.Date Description <br />SCALE : =STAIR FLOOR PLANS 3/8"11'-0" <br />SCALE : =STAIR SECTION 3/8"A1'-0"SCALE : =STAIR SECTION 3/8"B1'-0"