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T-1.2 <br />THIS DRAWING, SPECIFICATIONS AND <br />IDEAS, DESIGNS THEREBY ARE AND SHALL <br />REMAIN THE PROPERTY OF IG DRAFTING & <br />DESIGN AND NO PART THEREOF SHALL BE <br />COPIED DISCLOSED TO OTHERS OR USED <br />IN CONNECTION WITH ANY WORK OR <br />PROJECT FOR WHICH THERE HAVE BEEN <br />PREPARED AND DEVELOPED, WITHOUT THE <br />WRITTEN CONSENT OF IG DRAFTING & <br />DESIGN, VISUAL CONTACT WITH THESE <br />DRAWINGS SHALL CONSTITUTE EVIDENCE <br />OF ACCEPTANCE OF THESE RESTRICTIONS. <br />DO <br />N <br /> <br />C <br />H <br />U <br />R <br />R <br />O <br />S <br />1 <br />2 <br />3 <br />4 <br />RAMPS: <br />A. THE MAXIMUM SLOPE OF A RAMP THAT SERVES ANY EXIT <br />WAY, PROVIDES ACCESS FOR PERSONS WITH DISABILITIES, <br />OR IS IN THE PATH OF TRAVEL SHALL BE 1” RISE IN 12” OF <br />HORIZONTAL RUN CROSS SLOPE OF RAMP RUNS SHALL NOT <br />BE STEEPER THAN 1:48. (11B-405.2 & 11B-405.5) <br />B. THE CLEAR WIDTH OF A RAMP RUN SHALL BE 48” MINIMUM. <br />SEE EXCEPTIONS. (11B-405.5) <br />C. RAMP SURFACES SHALL BE STABLE, FIRM & SLIP RESISTANT <br />AND SHALL COMPLY WITH SECTION 11B-302. (11B- 405.4) <br />D. INTERMEDIATE LANDINGS SHALL BE PROVIDED AT <br />INTERVALS NOT EXCEEDING 30” OF VERTICAL RISE AND AT <br />EACH CHANGE OF DIRECTION IN EXCESS OF 30 DEGREES. <br />(11B-405.6 & 11B-405.7.4) <br />E. TOP LANDINGS SHALL BE AT LEAST AS WIDE AS THE WIDEST <br />RAMP RUN AND NOT LESS THAN 60” WIDE MINIMUM. <br />LANDINGS SHALL HAVE A LENGTH OF NOT LESS THAN 60” IN <br />THE DIRECTION OF RAMP RUN. (11B-405.7.3). <br />F. BOTTOM LANDINGS SHALL EXTEND 72” MINIMUM IN THE <br />DIRECTION OF THE RAMP RUN. (11B-405.7.3.1 & FIGURE <br />11B-405.7) <br />G. DOORS IN ANY POSITION SHALL NOT REDUCE THE MINIMUM <br />DIMENSION OF THE RAMP LANDING TO LESS THAN 42” AND <br />SHALL NOT REDUCE THE REQUIRED WIDTH BY MORE THAN 3” <br />WHEN FULLY OPEN. (11B-405.7.5) <br />H. MANEUVERING CLEARANCES REQUIRED BY SECTIONS <br />11B-404.2.4 & 11B-404.3.2 SHALL BE PERMITTED TO OVERLAP <br />REQUIRED LANDING AREA. THE WIDTH OF THE LANDING <br />SHALL EXTEND 24” PAST THE STRIKE EDGE OF ANY DOOR OR <br />GATE FOR EXTERIOR RAMPS AND 18” PAST THE STRIKE EDGE <br />FOR INTERIOR RAMPS. (11B-405.7.5 & TABLE 11B-404.2.4.1) <br />i.RAMPS THAT CHANGE DIRECTION BETWEEN RUNS SHALL HAVE A <br /> CLEAR LANDING 60” MIN BY 72” MIN IN THE DIRECTION OF <br /> DOWNWARD TRAVEL FROM THE UPPER RAMP RUN. (11B-405.7.4) <br />j.RAMP RUNS SHALL HAVE HANDRAILS COMPLYING WITH SECTION <br /> 11B-505. HANDRAILS ARE REQUIRED ON RAMPS THAT PROVIDE <br />ACCESS IF THE RAMP SLOPE EXCEEDS 1” RISE IN 20” OF <br />HORIZONTAL RUN, EXCEPT THAT AT EXTERIOR DOOR LANDINGS, <br />HANDRAILS ARE NOT REQUIRED ON RAMPS LESS THAN 6” RISE <br />OR 72” IN LENGTH. (11B-402.2 & 11B-405.8) <br />k.HANDRAILS SHALL BE PLACED ON EACH SIDE OF EACH RAMP AND <br /> SHALL BE CONTINUOUS THE FULL LENGTH OF THE RAMP, <br />SHALL BE 34” TO 38” ABOVE THE RAMP SURFACE, <br />SHALL EXTEND HORIZONTALLY ABOVE THE LANDING FOR 12” MIN <br />BEYOND THE TOP AND THE BOTTOM OF RAMP RUN. EXTENSIONS <br />SHALL RETURN TO A WALL, GUARD OR THE LANDING SURFACE OR <br />SHALL BE CONTINUOUS TO THE HANDRAIL OF AN ADJACENT RAMP <br />RUN (11B-505.10.1 & FIGURE11B-505.10.1). <br />l.HANDRAIL GRIPPING SURFACES WITH A CIRCULAR CROSS <br /> SECTION SHALL HAVE AN OUTSIDE DIAMETER OF 1¼” MINIMUM <br />AND 2” MAXIMUM. NON-CIRCULAR CROSS SECTIONS SHALL HAVE A <br />PERIMETER DIMENSION OF 4” <br />MINIMUM AND 6¼” MAXIMUM, AND A CROSS SECTION OF 2¼” <br />MAXIMUM. (11B-505.7 & FIGURE 11B- 505.7.2). <br />m.GRIPPING SURFACES (TOP AND SIDES) SHALL BE CONTINUOUS <br />ALONG THEIR LENGTH AND SHALL BE <br />UNINTERRUPTED BY NEWEL POSTS, OTHER CONSTRUCTION <br />ELEMENTS, OR OBSTRUCTIONS. BOTTOM OF GRIPPING <br />SURFACES SHALL NOT BE OBSTRUCTED FOR MORE THAN 20% OF <br />THEIR LENGTH. ANY WALL OR OTHER SURFACE <br />ADJACENT TO THE HANDRAIL SHALL BE FREE OF SHARP OR <br />ABRASIVE ELEMENTS AND SHALL HAVE ROUNDED <br />EDGES (11B-505.6, 11B-505.8). <br />n.HANDRAIL PROJECTING FROM A WALL SHALL HAVE A SPACE OF 1 <br /> ½” BETWEEN THE WALL AND THE HANDRAIL. <br />(11B -505.5). <br />o.HANDRAIL EXTENSION RETURN BOTTOM SHALL BE 27 INCHES <br /> MAXIMUM ABOVE FINISHED FLOOR. (11B-307.2) <br />p.EDGE PROTECTION SHALL BE PROVIDED ON EACH SIDE OF THE <br /> RAMP RUN AND AT EACH SIDE OF THE RAMP <br />LANDING. WHERE THE RAMP SURFACE IS NOT BOUNDED BY A <br />WALL, THE RAMP SHALL HAVE A CURB AT <br />MINIMUM OF 2” IN HEIGHT OR A BARRIER THAT PREVENTS THE <br />PASSAGE OF A 4” DIAMETER SPHERE WITHIN <br />4” OF THE FINISH FLOOR (11B-405.9.2). <br />REACH RANGES: PLEASE SHOW AND/OR PROVIDE NOTES: <br />a.ELECTRICAL REACH (11B-308.1.1, 11B-308.1.2): <br />a)CONTROLS, SWITCHES, & RECEPTACLE OUTLETS LOW REACH <br />SHALL BE MEASURED TO THE BOTTOM OF THE OUTLET BOX AND THE <br />HIGH REACH SHALL BE MEASURED TO THE TOP OF THE OUTLET BOX. <br />b.FORWARD REACH (11B-308.2): <br />a)UNOBSTRUCTED HIGH REACH SHALL BE 48 INCHES MAXIMUM AND <br />LOW SHALL BE 15 INCHES MINIMUM ABOVE THE FINISHED FLOOR. <br />b)OBSTRUCTED HIGH REACH SHALL BE 48 INCHES MAXIMUM WHEN <br />REACH DEPTH IS 20 INCHES MAXIMUM. <br />c)OBSTRUCTED HIGH REACH SHALL BE 44 INCHES MAXIMUM WHEN <br />REACH DEPTH IS GREATER THAN 20 INCHES BUT LESS THAN 25 INCHES. <br />c.SIDE REACH (11B-308.3): <br />a)UNOBSTRUCTED HIGH REACH SHALL BE 48 INCHES MAXIMUM AND <br />LOW SHALL BE 15 INCHES MINIMUM ABOVE THE FINISHED FLOOR. <br />b)OBSTRUCTED HIGH REACH SHALL BE 48 INCHES MAXIMUM WHEN <br />REACH DEPTH IS 10 INCHES MAXIMUM. <br />c)OBSTRUCTED HIGH REACH SHALL BE 46 INCHES MAXIMUM WHEN <br />REACH DEPTH IS GREATER THAN 10 INCHES BUT LESS THAN 24 INCHES. <br />4 <br />STEVEN GARCIA <br />DESIGNER <br />215 W 4th St <br />1/22/2025