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<br /> CODE COMPLIANCE GENERAL NOTES: w � ° W �
<br /> A�U M I N U M M O D U �A R R A M P 8 c S T A I R S Y S T E M C O N F I G U R A T I O N O P T I O N S �
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<br /> 1. IBC 2015, CHAPTER 10 COMPLIANT 1. THESE PLANS AND SPECIFICATIONS ARE NOT VALID FOR ANY OTHER ASSEMBLY THAN � � � Z� ''
<br /> PRODUCTS PRODUCED BY WELCOME RAMP SYSTEMS, INC. PRODUCTS PRODUCED THE tn � � ,,, :
<br /> 2. ANSI A1 17.1-2009 COMPLIANT STANDARDS SET FORTH IN THESE DRAWINGS AND ACCOMPANYING DESIGN. CJ � Z r`-'• ��i a' .
<br /> TYPICAL COMPONENT SIZES 2. THE RAMP SYSTEM, STAIRS AND PLATFORM HAVE BEEN DESIGNED TO MEET IBC (� (� � � `"ZSY�,'
<br /> 3. RAMP SLOPE, MAX.RISE = 1:12 (VERT/HORZ) REQUIREMENTS. THE VERTICAL DESIGN LOADING CRITERIA IS 100 PSF UNIFORM LIVE LOAD � � � �W m �
<br /> ' ... LANDINGS: PLATFORM UNITS CAN BE BOLTED TOGETHER FOR LARGER PLATFORMS g .
<br /> RAMPS: 48" WIDE UNITS CAN BE BOLTED TOGETHER TO FORM A MAXIMUM 30' RAMP RUN 4. CROSS SLOPE, MAX. = 2% AND 300# LIVE OR DEAD CONCENTRATED LOAD. USES FOR LOADS IN EXCESS OF THOSE m V� w � �3
<br /> .._ STATED ABOVE REQUIRE REDESIGN BY WELCOME RAMP SYSTEMS. INC. � v Z a�
<br /> ... STAIRS: MAX. 6"-7" RISE x 12" TREAD x 48" WIDE e �O m e a m s e m s I�C. 5. STAIR RISE = 7" MAX., 4" MIN. 3. RAMP DESIGN LIMITS: THE SLOPE SHALL BE 1:12. THE MAXIMUM CROSS SLOPE SHALL � � � Q ��� '' ,
<br /> ' B E L E S S T H A N 2%. T H E M A X I M U M R U N S H A L L B E 3 0'. T H E M A X I M U M H E I G H T W I T H O U T W � �o `
<br /> NOTE: WHERE DOOR CLEARANCE ALLOWS, STAIRS CAN BE ADDED TO ANY/ALL OF THE CONFIGURATIONS SHOWN BELOW. ADDITIONAL ENGINEERING JUSTIFICATION SHALL BE 48" FROM THE PLATFORM TO FINISHED z m = a �
<br /> ■ 6. DESIGN LOADING: � �a Z
<br /> Component Alum�num Ramp System for 6.1. DECK/RAMP 100 PSF 4. WELCOME RAMPS, PLATFORMS> AND STAIRS ARE DESIGNED TO BE FREE STANDING. W Z o �Z
<br /> 6.2. STAIR TREAD 300 LBS./TREAD 5. D E T A I L S S H O W M O S T U S E D H E I G H T S, O T H E R H E I G H T S A R E S I M I L A R. � � � Y;�
<br /> TYPICAL SINGLE DOOR CONFIGURATION ❑ B TYPICAL SINGLE DOOR CONFIGURATION TYPICAL DOUBLE DOOR CONFIGURATION 6.3. RAILING 5o PLF/200 LBS. CONC. �
<br /> � A � C Vafe, User-Friendiy Building Access. 6.4. LATERAL LOAD 600# PEDESTRIAN oYNaMic MATERIAL SPECIFICATIONS N m �� �
<br /> RAMP LENGTH VA R I E S; M A X. 3 0' R U N N U M B E R O F R I S E R S/T R E A D S V A R I E S R A M P L E N G T H V A R I E S; M A X. 3 0' R U N LOADING PER 30-FT RAMP � ��
<br /> PLANKING:
<br /> YY YY YY.welcomerampsystems.VOI 11 6.5. WIND LOAD 135 MPH, EXP C, Kzt=2.0 THIS DESIGN IS LIMITED TO GALVANIZED METAL PLANKING MATERIALS. �a ''
<br /> z 6.6. SEISMIC LOAD Sds=1.0, SEISMIC CAT. 'D' ,.. RAMP: ALL PLANKING SHALL BE 13 GA. 12'�W x 1 1/2" DEEP. �
<br /> 0 0 ! ! ! � ... PLATFORM: ALL PLANKWG SHALL BE 13 GA. 12" W x 1-1/2" D. SEE PLAN FOR �
<br /> I P55 I P55 I f E I P55 P55 P55 7. DOOR CLEARANCE AS REQUIRED BY IBC.
<br /> LENGTH.
<br /> � � � � � � STAIRS: ALL PLANKING SHALL BE 11 GA. 12"W x 2" DEEP. '
<br /> , 8. STANDARD 3 LINE RAIL FOR COMPONENTS 30" LEGS:
<br /> 5�-0° 5�-O�� � �� � � �� I � �� OR LESS FROM GRADE TO WALKING SURFACE .•. W,AJ�I '.
<br /> I�5 -O ��5 -O � �5 -O I OF RAMP, LANDING, OR STAIR. LEVELING FEET ASSUMED TO BE PLACED ON SUITABLE FIRM BEARING GROUND. qo�o-„�w�y�a� �,
<br /> r r -=i LEG MATERIAL SHALL BE 1-1/2" SQ.X .120" AL.TUBING. ���
<br /> 9. 42" VERTICAL PICKET GUARDRAIL FOR .•• LEG POCKETS SHALL BE 1.781" SQ X .125" AL. TUBING. � ��.: ±
<br /> COMPONENTS OVER 30" FROM GRADE TO ••. ADJUSTING BOLT - 3/8" X 2-1/4" GRADE 5 CAP SCREW W/NYLON LOCK NUT, ZINC
<br /> WALKING SURFACE OF RAMP, LANDING, OR PLATED
<br /> TYPICAL TWO-BUILDING COMMON LANDING CONFIGURATION C TYPICAL INTERMEDIATE LANDING CONFIGURATION TYPICAL SWITCHBACK CONFIGURATION STAIR. ALUMINUM: �'
<br /> � D ❑ L � F RAMP LENGTH VARIES; MAX. 30' RUN ... THE 1-1/2" AL. HANDRAIL SHALL BE 6063-T5 WITH A YIELD STRESS OF 16 KSI. n`�nu� '�g Q�?�,° ` . .
<br /> RAMP LENGTH VARIES; MAX. 30' RUN RAMP LENGTH VARIES; MAX. 30 RUN 10. GRASPABLE CONTINUOUS HANDRAIL AT 36" OFF ••• ALL OTHER ALUMINUM PARTS SHALL BE 6061-T6 ALUMINUM WITH A YIELD STRESS OF �q,01.�n>���
<br /> RAMP, PLATFORM, OR STAIR NOSING. INSTALL 35 KSL �'Sc j��A��
<br /> : BOTH SIDES OF STAIRS AND RAMP. HAND RAILS:
<br /> �) P55 P55 P55 c o ... STAIRS AND RAMPS: USE 1-1/2" SQ. X 5/32" THICK WALLED TUBING FOR POSTS AND '; �ENEWS:Q9l27/2021 I �
<br /> p �n �j P55 P55 I P55 P55 11. HANDRAILS TO EXTEND 12" HORIZONTALLY OVER HORIZONTAL RAILS EXCEPT THE TOP 1-1/2" ROUND HAND RAIL. �._.._.-.--.-..._-....._.______._.....__.._:
<br /> in p WALKING SURFACE AND RETURN TO WALL OR ... STANDARD HANDRAIL (W/0 PICKETS) IS ALLOWED ON FINISHED PLATFORM HEIGHTS OF �
<br /> I _ � I RAIL CO�UMN. 30" AND LESS. ALL PLATFORM HEIGHTS ABOVE 30" SHALL USE PICKET STYLE •
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<br /> � �� 0 12. RAMP AND RAILINGS TO HAVE CURBS WHICH DO ... PLATFORM USE 1-1 2 SQ. X 5/32" THICK WALLED TUBWG FOR POSTS AND ALL
<br /> o �I P55 P55 P55 � f � ADDITIONAL �2AMP OR STAIR � I 5'-p" I 5 -O PS5 � NOT ALLOW PASSAGE OF 4" SPHERE WHERE HORIZONTAL RAILS. / i
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<br /> - ORIGINAL POSITION OF SPHERE IS WITHIN 4" OF ... HEIGHT: TOP OF GRIPPING SURFACES OF HANDRAILS SHALL BE 36 INCHES VERTICALLY , • • .
<br /> I , „ , „ , „ . , „ THE WALKING SURFACE. ABOVE WALKING SURFACES.
<br /> 5 -0 I_5 -0 .I_5=0 I 5 -0 WELDING:
<br /> r� r i 13. FOOTING INFORMATION: ... ALL REFERENCES TO WELDING ON PLAN SET REFER TO IN-PLANT FABRICATION. NO
<br /> 12°x12"x1-1/2" P.T. WOOD OR 12"x12" ON-SITE WELDING IS REQUIRED.
<br /> PRE-MANUFACTURED ABS PAD REQUIRED UNDER ••• FABRICATION PLANT WELDWG BY WELDERS CERTIFIED BY A THIRD PARTY INSPECTOR AND ,
<br /> � ❑ G DOUBLE DOOR EXIT�/8" _ �'-o" ❑ f-{ ALTERNATE DOUBLE DOOR EXIT�/8" _ �'-o" ❑ ( DUMPSTER RAMP�/8° _ �'-o" ALL ADJUSTABLE LEGS. IN ACCORDANCE WITH ANSI/AWS D1.2 co�E. •
<br /> ... WELD SIZES ARE EQUAL OR LARGER THAN THE ELEMENT BEING WELDED.
<br /> 1-1/2"x12"x60"TRACTION TREAD PLANK(+32°) ... WELDING IS ALL AROUND UNLESS OTHERWISE NOTED. CARE IS TAKEN TO AVOID EXCESS t,/)
<br /> 1-1/2"X12"X48"TRACTION TREAD PLANKS WARPING OF WELDED ELEMENTS. z •�
<br /> FABRICATOR TO CERTIFY ASSEMBLED PART ARE PER THE DRAWINGS PER IBC 1704.2.2.
<br /> ---�- 36"OSHA RAIL ON RAMP BOLTS � N , �
<br /> _ _ _ ... ALL BOLTS SHALL BE GRADE 5 ZINC PLATED, UNLESS OTHERWISE SPECIFIED. PROVIDE � �
<br /> LOCKING WASHERS UNDER ALL NUTS AND ANCHOR BOLTS UNLESS OTHERWISE . '
<br /> , � SPECIFIED. (n a `
<br /> � ! � HIGH STRENGTH BOLTS ARE DESIGNED AT LESS THAN 50% CAPACITY FOR ADDITIONAL (/) �
<br /> in � � � P55 P55 P55 � P54 P54 R41 �l- FACTOR OF SAFETY AND DO NOT REQUIRE SPECIAL INSPECTION. LLJ �
<br /> ir� P55 P55 u TECH SCREWS: (, OZS .< � " '
<br /> � I_ �5� _I 8� 1 O� ... ZINC PLATED #10x1�", SELF TAPPING. (J a
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<br /> 42" OSHA RAIL � � .
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<br /> ❑ � CUSTOM CONFIGURATION Q � 0 :;
<br /> 1/8" - 1'-0" z z
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<br /> (3) 1/2"0 BOLTS Y4" NOSING RADIUS, z � : � •
<br /> EQUALLY SPACED THRU TOP & BOITOM m � : O ,
<br /> 1/4" X 7" STAIR END :o o ;
<br /> `� N i
<br /> ALUMINUM PLATE (4) 3/S" BOLTS, TYP. PER
<br /> INTOPLATFORM. TREAD � ������� �
<br /> .'; '
<br /> PLATFORM 3,4, OR 5 AL. TREADS PER a, i ;
<br /> ��-9�� STAIR.
<br /> HEIGHT VARIES N •
<br /> 11" RUN N ! c� t- �
<br /> 16 GA. X w cv : F- ; w �
<br /> 47-15 16�� �" �- � � .. �; w
<br /> � AL. STAIR o o m o ; v=i
<br /> FLAT GALV. P LAN K, ,
<br /> STEEL, TYP. � 2"x12"x48" ...........__._....._..........._...:_...._......___..._'................. < ' •
<br /> 3"X 1-1/2"X.125" AL.
<br /> 1/4" x 8" ALUM. r
<br /> PLATE W/TECH 1�"x1�"x�'� FILLER ANGLE. PLATE CARRIAGE 7" RISE U�
<br /> AUGNMEN�R PLACE ENDS UNDER TREAD 7" RISE • W .
<br /> / HOLDDOWN ANGLE TO SECURE SEE DEfAIL 5 U O ,
<br /> 0'-5 3 4" IN PLACE. LEVELING FOOT Z � •
<br /> pk:fAlL 2 - STAIRWAY ELEVATION � \
<br /> HANDRAIL BOTH SIDE OF RAMP � SCALE: 1/2"=1' (n z
<br /> Ir "S" BRACKET W/TECH Q (n ''
<br /> 0'-2 3/4" -? SCREWS � W � � :
<br /> r-� �-- � Q
<br /> i�,�� (.rrP) � ��„ SQ. TUBE, �" � � W '
<br /> I THICKNESS, 6063 T6 �
<br /> � HHS1�x1� (TYP) 3-3/4" �' --- " � � \
<br /> ` ---- - -
<br /> ---____ --
<br /> ___ ____ _____ _ __ ___ ___ 42 VERTICAL PICKEf UARDRAIL �2 �
<br /> M . so53oo @ ACH�SLFT PLATFORM w/BALLASTS TO PREVENT A 4" , „ � � f
<br /> T-SHAPE SPHERE FROM PASSING THROUGH O -1 1�2 � � Z
<br /> • � OPTIONAL T-SHAPE EXTRUSION END SECTION ADJACENT BUILDING WHEN OVER 30" ELEVATION, BOTH Q � Q
<br /> � � g ADDITIONAL 5'X5' EXTRUSION PLATE N _ CONNECTION,
<br /> "� • PLATFORM/S. END PLATE � SIDES OF STAIR. � DETAIL 6 � � � •
<br /> SECTION A I W � '
<br /> RAMP CONNECTION 23" -
<br /> ,� � 1/4" TRACTION 4"LONG X 1-3/4" � � �
<br /> SCALE: 3 =1 TREAD X 1-3/4" X 0.25" � W �
<br /> PLANK PLATFORM AL. ANGLE WITH (2) U Q ��
<br /> SEE SECTION C SEE DEfAIL 5 NOTE: USE THIS RAILING ��4� TRACTION � x � U C�
<br /> TYPICAL ELEVATION (WITH STANDARD RAIL� TO AL PLA FORMRHE�IGHT �� TREAD � INSTALL BOLT WITH 1" _ � 0 •
<br /> 3/8' TACK SCREWS
<br /> � MIN. CLEAR IN INTO POST. WELD W Q Z
<br /> , SCALE: �"=1'-0" _ � �
<br /> LANK STRINGER PLATE N HANDRAIL TO ANGLE
<br /> � � AROUND HOLE. (TYP.) DEfAIL 3 ALL AROUND. � Q
<br /> � �' 2" x 2" x 3/16�� - HANDHOLD � �
<br /> 3"X1-1/2"X.125" AL. - � RECEIVER TUBE � SCALE: 1/2"=1'
<br /> SEE DETAIL 6 FOR PLATE W/TECH `} 1 N 5" LONG (TYP.) � � � '
<br /> HANDRAIL BOTH SIDE OF RAMP CONNECTION DETAIL SEE DEi'AIL 3 SCREWS FOR I
<br /> . '
<br /> P�CKEr SECTION FOR HANDHOLD ALIGNMENT � �� STAIR PLANK, 1/4" MARGIN, TYP.
<br /> SUPPORT RAIL $� pR �p' LENGTH OF RAMP � � 2� x �2" x �•�� �'
<br /> � 2" � � SECTION D 48" w���
<br /> HHS1�"x1J�Z" 3 HOLES PER \ PLATFORM SUPPORT RAIL & � .
<br /> SUPPORT, TYP CONNECTION TO BUILDING - �o •
<br /> 'DIA. GRADE SECTION B � � a DETAIL 1 - STAIR HAND RAIL � a � f-
<br /> �� SCALE: 3 =1' „ , � � � �g W w
<br /> 5 Z I N C _ S C A L E: 1/2 =1 �-� 2� AL. ANGLE, ��--�m o •
<br /> RAMP SUPPORT RAIL �
<br /> r� 3 1 6" T H I C K S T A I R
<br /> � SCALE: 3"=1' AL VERT. HAND RAIL Z TREAD STIFFENER w 1�" w Z o w�~
<br /> � ��„x1�"x.125 SQ. _ � 3�4�� ���m�z �
<br /> 1�"x1�"x.125 AL. ANGLE THREADED w w w o�g ,
<br /> HOLD DOWN FOR TREAD. D O P T I O N A L 1 2" L O N G 1�"x l�"x.1 2 5" S Q. - ��a.z W a
<br /> ADJUSTMENT o
<br /> BOLT AT MIDDLE AND ON ADDITIONAL 5'X5' TUBE INSERT. WELD TO HANDRAIL BOTH z����_ • '
<br /> / �- ' 4"x4"�" AL. BASE PLATE SIDE OF STAIR =o a��'~
<br /> ENDS THROUGH PLATFORM S. � �
<br /> , L-SHAPE. �" GRADE 5 B �- /� \� - ~J= ��`-
<br /> BOLTS. / � �"x2" AL. FLAT BAR THAT W m�z�o
<br /> 1:12 = SLOPE, TYP. � � �" �� CONNECTS RAMP STRINGERS ifl 4" SQ. TYP. ���-p= < � ' '
<br /> SEE SECTION C • . � 1 M 23" DEfAIL 5 �o Q�o� .
<br /> --------
<br /> _ B . . 4x4xY4 PIER BASE � �"x1�" AL. PLATE WELDED TO LEVELING FOOT ��z��� �
<br /> � ______ ---- . W/ (2) 5/16"� � � I EXTRUSION TO MAKE CONTINUOUS PLATFORM SCA�E: 3"=1' �' "� �z w}N=
<br /> �, ' " ' HOLES � CORNERS � L SHAPE ���� ��� ����� �� z-o��W-F- ,
<br /> �z> �" BOLTS. � 3'-11" FOR 8' RAMP SECTION I, � =� � I INSTALL BOLT WITH �� � a�w . •
<br /> MIN. CLEAR IN 4„ ���'������ ��� ������
<br /> SPACE 2'° APART ON CENTER, \ / � STRINGER PLATE w��Q w�
<br /> cn `- �m��>-w
<br /> � � A R O U N D H O L E. (T Y P.) N �=p w m cn g ,,
<br /> TYP OF ALL HANDRAIL ANCHORS. WELD EXTRUDED T-BAR SHAPE ON ENDS 1�°x1�"x.120" SQ. TUBE CROSS ��__,� � w o O�� o
<br /> OF EACH RAMP SECTION & LEG SLEEVES MEMBER IN MIDDLE OF EACH RAMP � � O 2" x 2" x 3/16" - ����� :
<br /> - DEfAIL E SECTION. WELD TO LEG POCKEfS AND NOSING DETAIL � o� w
<br /> USE (3) (GRADE 5) 1�" EQUAL SPACED BOTTOM OF EXTRUDED L-BAR SHAPE. � � 5 EC OING (TYP) O . � 3�z 3���
<br /> � -----------__-'� _ • ' �;;•.
<br /> B O L T S W H E N J O I N I N G R A M P S E C T I O N S � _ �-___------------------------' 0 1/4" M A R G I N, T Y P. ��=ci vwi o 0
<br /> TRT 16x16 ABS PAD UNDER TOGEfHER. NOTE: USE THIS RAI�ING r� STAIR PLANK ���-?w z �
<br /> wop �-
<br /> 2"x12"x51" �oZ� ow
<br /> - POST W/(1) SDS25112 THRU TYPICAL ELEVATION (INSTALLED WITH GUARDRAIL) FOR TOTAL PLATFORM
<br /> (1) OF (2) HOLES IN POST � HEIGHT GREATER THAN 1�" SPEEDRAIL w� w� ' �} �
<br /> FOOT TO PAD SCALE: � =1'-0" 30-INCHES. 4" HANDRAIL TIE �a'�v~i�Q� �
<br /> D E T A I L 4 - S T A I R H A N D R A IL �-1�2�� AL. ANGLE, ���w��
<br /> SECTION C 3/16 THICK STAIR
<br /> SCALE: 1/2°=1' TREAD STIFFENER HANDRAI�CIONNECTION �w 3 n-�z�
<br /> RAMP END TRANSITION END LEG w� �w¢�
<br /> SCALE: 3"=1� SCALE: 3"=1' _������
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