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Home My WebLink About051-A1-SITE_HIGHLAND-A1.3TYPICAL CODE RAMP EDGE PROTECTION DETAILS TYPICAL "CODE ONLY" RAMP DETAILS 11" MIN. TREADS BLOCKING GYP. BD, SEE PLANS FOR WALL TYPES. VERIFY STAIR CONSTRUCTION WITH SECTIONS, ASSEMBLIES & STRUCTURAL. RETURN HANDRAIL TO WALL, TYP.T.O. HANDRAIL36" FROM NOSINGOF STAIR TREAD7 MAX.4" MIN.RISERSHANDRAIL NOTES: ·HANDRAILS SHALL BE PROVIDED ON BOTH SIDES OF STAIRS U.N.O. (PER IBC 2012 : 1009.15) ·TOP OF HANDRAILS TO BE BETWEEN 34" MINIMUM AND 38" MAXIMUM ABOVE STAIR NOSING OR RAMP SURFACE (PER IBC 2012 : 1012.2). ·HANDRAILS SHALL NOT ROTATE WITHIN THEIR FITTINGS (PER IBC 2012 : 1012.5) ·AT LANDINGS WHERE THE DIRECTION OF TRAVEL CHANGES, THE HANDRAIL AT THE INTERIOR TURN SHALL REMAIN CONTINUOUS THROUGH THE FLIGHT OF STAIRS / RAMP. AT ALL OTHER LOCATIONS THE HANDRAIL SHALL EXTEND A MINIMUM OF 12" FROM THE TOP OR BOTTOM TREAD NOSE / RAMP RUN AND RETURN TO THE GUARDRAIL OR WALL. (PER IBC 2012 : 1012.6) ·WALL SURFACE ADJACENT TO HANDRAIL SHALL BE FREE FROM ANY SHARP OR ABRASIVE ELEMENTS. (PER IBC 2012 : 1012.7) HANDRAILS TO EXTEND 1'-0" PAST THE NOSE OF THE TOP RISER TO 1'-0" PAST THE NOSE OF THE BOTTOM RISER U.N.O. (PER IBC: 1012.6) SEE HANDRAIL DETAIL BELOW FOR ADDITION INFORMATION. 6'-8" MINIMUM HEADROOM CLEARANCE (SHOWN DASHED) (PER IBC: 1009.5) TYPICAL INTERIOR STAIR DETAIL SCALE: 3/4" = 1'-0" STAIR NOTES: ·STAIR TREADS AND RISERS SHALL BE UNIFORM IN SHAPE AND SIZE. THE TOLERANCE SHALL NOT EXCEED 3/8" BETWEEN THE LARGEST AND SMALLEST RISER OR BETWEEN THE LARGEST AND SMALLEST TREAD DEPTH IN ANY FLIGHT OF STAIRS. (PER IBC: 1009.7.4) ·STAIR & LANDING WALKING SURFACE SHALL NOT BE SLOPED STEEPER THAN 2% IN ANY DIRECTION AND FINISH FLOORING SHALL BE SECURELY ATTACHED. (PER IBC: 1009.9.1) ·A FLIGHT OF STAIRS SHALL NOT EXCEED A 12'-0" VERTICAL MAXIMUM RISE BETWEEN FLOORS OR LANDINGS. (PER IBC: 1009.10) ·THE LEADING 2" OF THE TREAD SHALL HAVE VISUAL CONTRAST OF DARK ON LIGHT OR LIGHT ON DARK PER ICC ANSI 504.5.1. ·THE CLEAR HEADROOM OF ALL STAIRS & LANDINGS SHALL BE NO LESS THAN 80" MINIMUM (PER IBC: 1009.5) TYPICAL INTERIOR HANDRAIL DETAIL SCALE: 3/4" = 1'-0" 12" MIN TREAD NOSING RADIUS OR BEVELING SHALL NOT BE GREATER THAN 9/16". (PER IBC: 1009.7.5) SOLID RISERS TO BE VERTICAL OR SLOPED NOT MORE THAN 30 DEGREES FROM VERTICAL. (PER IBC: 1009.7.5) 1-1/4" MAX NOSE PROJECTION (PER IBC: 1009.7.5.1) HANDRAIL BRACKETS. SEE SPEC FOR MATERIAL & FINISH. RAIL TO WITHSTAND 300# IMPACT LOAD, SOLID BLOCKING AT BRACKETS TYP. SEE FINISH FLOOR PLAN FOR WALL BASE PRE-MANUF. TREAD. or RAMP SURFACE. SEE FINISH FLOOR PLAN 1 1/4" MIN. 2 1/4" MAX. OUTSIDE DIAMETER CONTINUOUS CIRCULAR HANDRAIL. SEE SPEC FOR MATERIAL & FINISH. (PER IBC 2012 : 1012.3.1 & 1012.4) 1 1/2" MIN. CLEARANCE BETWEEN HANDRAIL AND ADJACENT SURFACE (PER IBC 2012 : 1012.7) NON CIRCULAR HANDRAIL OPTION (PER IBC 2012 : 1012.3.1) ·SHALL HAVE PERIMETER BETWEEN 4" MIN & 6 1/4" MAX. ·CROSS SECTION DIMENSION SHALL BE BETWEEN 1" MIN & 2 1/4" MAX. ·EDGES SHALL HAVE RADIUS OF 0.01" MINIMUM. N.T.S. GAURD NOTES: ·GUARDS SHALL BE REQUIRED AT ALL OPEN SIDED WALKING SURFACES THAT ARE MORE THAN 30" VERTICALLY ABOVE FLOOR OR GRADE AT ANY POINT WITHIN 36" HORIZONTALLY FROM EDGE OF THE OPEN SIDE. THIS INCLUDES MEZZANINES, EQUIPMENT PLATFORMS, STAIRS, RAMPS, AND LANDINGS (PER IBC 2012: 10013.2) ·ALL GUARDS SHALL BE A MINIMUM OF 42" HIGH MEASURED VERTICALLY FROM (PER IBC 2012: 10013.3): ··ADJACENT WALKING SURFACE ··STAIRS - FROM LINE CONNECTING LEADING EDGES OF TREAD NOSE ··RAMPS - FROM RAMP SURFACE AT THE GUARD. ·GUARDS SHALL NOT HAVE ANY OPENING BETWEEN THE WALKING SURFACE AND REQUIRED HEIGHT WHICH ALLOWS THE PASSAGE OF A 4" DIAMETER SPHERE U.N.O. (PER IBC 2012 : 1013.4) ·AT THE TRIANGULAR OPENING OF A STAIR THAT IS FORMED BY THE RISER, TREAD AND BOTTOM RAIL, THE GUARD SHALL NOT ALLOW FOR THE PASSAGE OF A 6" DIAMETER SPHERE. (PER IBC 2012 : 1013.4 EXCEPTION 2) 42" TALL GUARD WALL SHOWN DASHED. SEE GUARD DETAILS THIS SHEET. VERIFY GUARDS LOCATIONS/REQUIREMENTS WITH SECTIONS AND PLANS. STAIR FRAMING, SEE DETAIL 1 THIS SHEET GUARDRAIL DTL SCALE: 3/4" = 1'-0" 42" TALL GUARD WALL AT STAIRS WHERE NOTED. SEE A0.2 INTERIOR WALL TYPE I-F FOR WALL ASSEMBLY. 1x WOOD CAP @ TOP WITH 1/2" OVERHANG ALL SIDES. PAINT, TYP. AT LANDINGS WHERE THE DIRECTION OF TRAVEL CHANGES, THE HANDRAIL AT THE INTERIOR TURN SHALL REMAIN CONTINUOUS THROUGH THE FLIGHT OF STAIRS. (PER IBC: 1012.6) SEE DETAIL 1 THIS SHEET FOR ADDITIONAL INFORMATION GUARD WALL DETAIL SCALE: 3/4" = 1'-0" HANDRAIL. SEE DETAIL 2 THIS SHEET. 42" TALL GUARD WALL AT STAIRS WHERE NOTED. SEE A0.2 INTERIOR WALL TYPE I-F FOR WALL ASSEMBLY. SEE DETAIL 2 THIS SHEET FOR ADDITIONAL INFORMATION 1x WOOD CAP @ TOP WITH 1/2" OVERHANG ALL SIDES. PAINT, TYP. CAULK, BOTH SIDES, TYP. THE LEADING 2" OF THE TREAD SHALL HAVE VISUAL CONTRAST OF DARK ON LIGHT OR LIGHT ON DARK PER ICC ANSI 504.5.1. TYPICAL OF ALL TREADS. RAMP NOTES: ·RAMPS AS PART OF A MEANS OF EGRESS SHALL NOT BE STEEPER THAN A MAXIMUM SLOPE OF 1:12 (RISE:RUN) (8% SLOPE) (PER IBC: 1010.3) ·THE CROSS SLOPE OF THE RAMP SHALL NOT BE STEEPER THAN A MAXIMUM SLOPE OF 1:48 (2% SLOPE) (PER IBC: 1010.4) ·THE MAXIMUM RISE FOR ANY RAMP RUN SHALL BE 30" (PER IBC 2012 : 1010.5) ·THE CLEAR WIDTH BETWEEN THE HANDRAILS OF A RAMP SHALL BE NO LESS THAN 36" MINIMUM (PER IBC: 1010.6.1) ·THE CLEAR HEADROOM OF ALL PARTS OF A RAMP SHALL BE NO LESS THAN 80" MIN. (PER IBC: 1010.6.2) RAMP LANDING NOTES: ·LANDINGS SHALL BE PROVIDED AT THE TOP & BOTTOM OF EACH RAMP, POINTS OF TURNING, ENTRANCE, EXITS, AND DOORS (PER IBC: 1010.7) ·THE SLOPE OF A LANDING SHALL NOT BE STEEPER THAN A MAXIMUM SLOPE OF 1:48 (2% SLOPE) IN ANY DIRECTION (PER IBC: 1010.7.1) ·THE LANDING WIDTH SHALL BE AT LEAST AS WIDE AS THE WIDEST RAMP RUN ADJOINED TO THE LANDING. THE LANDING LENGTH SHALL BE 60" MINIMUM. U.N.O. (PER IBC 2012 : 1010.7.2 & 1010.7.3) ·AT CHANGES OF RAMP TRAVEL DIRECTION, A LANDING OF 60" x 60" MINIMUM SHALL BE PROVIDED U.N.O. (PER IBC: 1010.7.4) ·RAMP SURFACE SHALL BE SLIP-RESISTANT MATERIALS AND SECURELY ATTACHED (PER IBC: 1010.8.1) RAMP HANDRAIL NOTES: ·RAMPS W/ A RISE GREATER THAN 6" SHALL HAVE HANDRAILS ON BOTH SIDES (PER IBC: 1010.9) ·SEE DETAIL 2 THIS SHEET FOR MORE INFORMATION ON HANDRAILS. RAMP EDGE PROTECTION NOTES: ·EDGE PROTECTION SHALL BE PROVIDED ON EACH SIDE OF RAMP RUNS & RAMP LANDINGS (PER IBC: 1010.10) ·SEE DETAIL 7 THIS SHEET FOR MORE INFORMATION ON EDGE PROTECTION. RAMP GUARD NOTES: ·GUARDS SHALL BE PROVIDE AT RAMPS AND LANDINGS WHERE REQUIRED (PER IBC: 1010.11) ·SEE DETAIL 3 THIS SHEET FOR ADDITIONAL INFORMATION ON GUARD REQUIREMENTS.42" MIN. ABOVESTAIR NOSINGorRAMP SURFACE36" ABOVESTAIR NOSINGorRAMP SURFACESTAIR STRINGER SHOWN. RAMP STRUCTURE SIM, SEE STRUCTURAL 2X4 CONT. BLK 2X4's @ 16" O.C. AS REQ'D @ STAIRS. TREAD (OR RAMP) SURFACE. SEE FINISH FLOOR PLAN. STAIR STRINGER SHOWN. RAMP STRUCTURE SIM., SEE STRUCTURAL DRAWINGS. *SEE EXTERIOR DETAIL SHEETS A8.# FOR ADDITIONAL INFORMATION OF EXTERIOR STAIR CONDITIONS* LANDING RAMP RUN SLOPE 1:12 MAX AS WIDEAS RAMP(MIN.)HANDRAILS AS REQUIRED. SEE DETAIL 2 THIS SHEET 60" MIN 60" MIN LANDING LANDINGS REQUIRED AT TOP & BOTTOM OF RAMP36" MINCLEARRAMP RUN SLOPE 1:12 MAX 60" MIN LANDING 60" MINLANDINGS REQUIRED WHERE DIRECTION OF TRAVEL CHANGES LANDINGRAMP RUNSLOPE 1:12 MAXAS WIDE AS RAMP (MIN.)60" MINPLAN VIEW EXAMPLE DETAIL GUARDS SHALL NOT HAVE ANY OPENING BETWEEN THE WALKING SURFACE AND REQUIRED HEIGHT WHICH ALLOWS THE PASSAGE OF A 4" DIAMETER SPHERE U.N.O. (PER IBC: 1013.4) AT THE TRIANGULAR OPENING OF A STAIR THAT IS FORMED BY THE RISER, TREAD AND BOTTOM RAIL, THE GUARD SHALL NOT ALLOW FOR THE PASSAGE OF A 6" DIAMETER SPHERE. (PER IBC:1013.4 EXCEPTION 2) BALUSTER EXAMPLE DETAIL BOTTOM RAIL OF GUARD BALUSTERS OF GUARD 12" MIN 12" MIN36" MIN CLEAR RAMP FLOOR SURFACE EXTENDED FLOOR SURFACE EXAMPLE DETAIL (PER IBC: 1010.10.2) 36" MIN CLEAR RAMP FLOOR SURFACE EDGE PROTECTION EXAMPLE DETAIL (PER IBC: 1010.10.1) CURB 4"4"BARRIER BARRIERS SHALL PREVENT THE PASSAGE OF A 4" DIAMETER SPHERE WITH ANY PORTION WITHIN 4" OF THE FLOOR SURFACE EDGE PROTECTION NOTES: ·EDGE PROTECTION SHALL BE PROVIDED ON EACH SIDE OF RAMP RUNS AND RAMP LANDINGS COMPLYING WITH EITHER SECTION 1010.10.1 OR 1010.10.2, U.N.O. EDGE PROTECTION IS NOT REQUIRED WHERE ANOTHER STAIR OR RAMP ADJOINS (PER IBC: 1010.10) ··EDGE PROTECTION AS A CURB, RAIL, WALL OR BARRIER. A CURB SHALL BE A MINIMUM OF 4" ABOVE FLOOR SURFACE. BARRIERS SHALL BE CONSTRUCTED TO PREVENT THE PASSAGE OF A 4" DIAMETER SPHERE WITH ANY PORTION WITHIN 4" OF THE FLOOR SURFACE (PER IBC : 1010.10.1) ··EDGE PROTECTION AS EXTENDED FLOOR SURFACE. THE FLOOR SURFACE OF THE RAMP RUN OR RAMP LANDING SHALL EXTEND 12" MINIMUM BEYOND THE INSIDE FACE OF A HANDRAIL (PER IBC: 1010.10.2) TYPICAL CODE RAMP DETAILS N.T.S. 3'-6" MAX SPACING TYP.T.O. HANDRAIL 3"-0" FROMRAMP FLOOR SURFACE1'-0" MIN RAMP RUN SLOPE 1:12 MAX 42" TALL GUARD BEYOND AS REQUIRED, SHOWN DASHED 6'-8" MINIMUM HEADROOM CLEARANCE (SHOWN DASHED) (PER IBC 2012: 1009.5) WALL MOUNTED HANDRAIL EXAMPLE DETAIL 3'-6" MAX SPACING TYP.T.O. HANDRAIL 3"-0" FROMRAMP FLOOR SURFACE1'-0" MIN 42" TALL GUARD AS REQUIRED, SHOWN DASHED 1-1/4" DIA. RAIL, SEE DETAIL 2 THIS SHEET. FREESTANDING HANDRAIL EXAMPLE DETAIL RAMP RUN SLOPE 1:12 MAX CENTER RAIL BARRIER RAIL AS REQUIRED. SEE DETAIL 7 THIS SHEET FOR MORE INFORMATION.3.5"1-1/4" DIA. RAIL, RETURN TO WALL. SEE DETAIL 2 THIS SHEET. HANDRAIL BRACKETS. SEE DETAIL 2 THIS SHEET. 2 3 4 76 1 GYP.BD, SEE PLANS FOR WALL TYPES. TYPICAL INTERIOR TYPICAL INTERIOR STAIR GUARD WALL DETAIL SCALE: 3/4" = 1'-0"5 3'-6" MAX TYP.T.O. GUARDRAIL 42" FROMRAMP FLOOR SURFACE1'-0" MIN 1-1/4" DIA. RAIL CENTER RAIL BARRIER RAIL AS REQUIRED. TYPICAL METAL3.5" MAX6" 4" 4" RAMP FLOOR SURFACEVERIFY EXACT RAMP MATERIAL TYP. "CODE ONLY" STAIR DTLS TYP. "CODE ONLY" GUARD DTLS *SEE EXTERIOR DETAIL SHEETS A8s FOR ADDITIONAL INFORMATION OF EXTERIOR GUARDRAIL CONDITIONS*T.O. GUARD 3'-6" MIN.FROM NOSINGOF STAIR TREAD12" TREADS MIN EXTERIOR 14"7 MAX.4" MIN.RISERS3'-6"3'-0"6" 1'-0" 1-1/4" DIA. RAIL 4" GUARDRAIL DTL @ CONC STAIR SCALE: 3/4" = 1'-0"8 TYPICAL METAL See Site Plan for location, see specifications, and see A1.4 enlarged plan NOTES: ·SUBMITTAL REQUIRED, ENCOMPASS MUST GAIN APPROVAL BY POST MASTER BEFORE EXACT LOCATION & POST NUMBERING IS APPROVED. DO NOT PURCHASE OR FABRICATE UNTIL SUBMITTAL IS APPROVED. ·GENERAL CONTRACTOR REQUIRED TO FIELD VERIFY ALL ADA TYPE ACC & TYPE A/V UNITS ARE WITHIN MAX REACH RANGE OF 15"-48” GRADE MAILBOXES #2 USPS APPROVED 16 MAILBOX SLOTS 2 PARCEL BOXES 1 OUTGOING MAIL SLOT MAILBOXES #1 USPS APPROVED 4 PARCEL BOXES SCALE : 10 USPS MAILBOX DETAIL 1/2" = 1'-0"4'-0" (SIDE ADA REACH RANGE)1'-3"(TO BOTTOMSHELF MIN)TYPICAL MAILBOX DETAILS MAILBOX #'s 1 & 2 SIDE ELEVATION 2'-6 716" 1'-0"1'-6"1'-0"TYPICAL PLAN VIEW SALSBURY # 3316BLK-U SALSBURY # 3304BLK-U MAILBOXES #3 USPS APPROVED 8 MAILBOX SLOTS 2 PARCEL BOXES 1 OUTGOING MAIL SLOT MAILBOX # 3 SIDE ELEVATION SALSBURY # 3308BLK-U SALSBURY # 3308BLK-U SALSBURY # 3316BLK-U & 3304BLK-U SEE A1.4 ENLARGED PLAN THIS DIAGRAM NTS A1.3 SITE DETAILS 25.104edinc Job #: 1535 liberty lane suite 110b missoula, montana 59808 phone: 406.540.4437 design + architecture inc THIS SHEET IS INTENDED TO BE PRINTED IN COLOR TO FULLY UNDERSTAND THE INFORMATION BEING PRESENTED. INFORMAL SET:SITE PLAN PACKET #2 - 10/24/20252025 ENCOMPASS DESIGN INC.C A NEW KAMAKA HOUSING DEVELOPMENT:HIGHLANDS APARTMENTSBOZEMAN, MONTANA05/09/25 SITE PLAN PACKET #1:08/01/25 SITE PLAN PACKET #2:10/24/25