Loading...
HomeMy WebLinkAboutStair Construction PlanHANDRAIL GRIP SIZE r• r —� ) c­ —ULAR CtltCULAR REC_B' PV'mC1 C-BY P0+= ' Kr-HANDRAIL HEIGHT, MEASURED VERTICALLY FROM THE SLOPED PLANE ADJOINTHE TREAD NOSING, OR FINISH SURFACE OF RAMP SLOPE SHALL THE NOT L1�S THAN 34 INCHES AND NOT MORE THAN 38 INCHES -LANDRAR SHALL BE PROVIDED ON AT LEAST ONE SIDE OF EACH CONNJUOUS RUN OF TREADS OF FIGHT WITH FOUR OR MORE RISERS -HANDRAL ASSEMBLI6 AND GUARDS SHALL BE DESIGNED TO RESIST A LOAD OF 50 PLF APPLIED IN ANY DIRECTION AT THE TOP AND TO TRANSFER THIS LOAD THROUGH THE SUPPORTS TO THE STRUCTURE. -UIIIDRALS FOR STAIRWAYS SHALL BE CONTINUOUS FOR THE FULL LENGTH OF THE RIGHT, FROM A POINT DIRECTLY ABOVE THE TOP RISER OF THE FLIGHT TO A PONT DIRECTLY ABOVE THE LOWEST RISER OF THE FLIGHT. HANDRAIL. ENDS SHALL BE RETURNED OR SHALL TERMINATE IN NEWEL POSTS OR SAFETY TERMINALS HANDRAILS ADJACENT TO A WALL SHALL HAVE A SPADE OF NOT LESS THAN 1-1/2 INCHES BETWEEN THE WALL AND THE HHANDRAIL& 2 X 2 BALUS MIN. (3) SIMPSON'S SDS 1/4" X 4-1/2" — WOOD SCREWS FOR RIM JOIST TO POST CONNECTION, (5) 16d NAILS OR EQUIVALENT P.T. STEP LANDING FLOOR FASTENED TO HOST FLOOR MEMBERS USING SIMPON'S 1/4" X 3-1/2" SDS WOOD SCREWS OR EQUIV. AT 12" O.C. STAGGERED SCREW PATTERN Digitally signed 1, kRichter byMarkV QN -~Da e—Q020.06.02 ENGINEERING, INC. 1 8:41:18-041001 MAR 0 2 2020 ST, Lucie County, Permitting GUARD DETAIL 2X6 P.T. LANDING CONSTRUCTION 16" O.C. FLOOR JOISTS USING (5) 16d NAILS OR EQUIVALENT AT EACH JOIST TO RIM JOIST CONNECTION. s OPENINGS SHALL NOT fLLOW 30" GROUND ANCHOR THE PASSAGE OF A 4 DIAMETER SPHERE W/ TIE DOWN STRAP 3 STRAP TO WRAP AROUND P.T. 2 X 6 TIGHTLY (DO NOT OVER TENSION STRAPS) OPENINGS SHALL NOTJLLLOW (EACH SIDES OF LANDING) TIE PASSAGE OF A 4 DIAMETER SPHERE 1.) HANDRAIL ASSEMBLIES AND GUARDS SHALL BE DESIGNED TO RESIST A CONCENTRATED LOAD OF 200 POUNDS IN ACCORDANCE WITH SECTION 4.5.1 OF ASCE 7. 2) IMMEDIATE RAILS, BALUSTERS, AND PANEL FILLERS SHALL BE DESIGNED TO RESIST A CONCENTRATED LOAD OF 50 POUNDS IN STAIR TREAD ANO RISERS : MAXIMUM RISER HEIGHT SHALL BE 7-3/4 INCHES. THE RISER Ul BE MEASURED VERTICALLY BETWEEN LEADING EDGES OF THE IACENT TREADS. THE GREATEST RISER HEIGHT WITHIN ANY FLIGHT STAIRS SHALL NOT EXCEED THE SMALLEST BY MORE THAN 3/8 INCH. 24 RISERS ARE PERMITTED PROVIDED THAT THE OPENINGS LOCATED MORE W 30 INCHES, AS MEASURED VERTICALLY, TO THE FLOOR OR GRADE DO NOT WIT THE PASSAGE OF A 4-INCH DIAMETER SPHERE : MINIMUM TREAD DEPTH SHALL BE 10 INCHES. THE TREAD DEPTH SHALL BE LSURED HORIZONTALLY BETWEEN THE VERTICAL PLANES OF THE FOREMOST PROJECTION ADJACENT TREADS AND AT A RIGHT ANGLE TO THE TREAD'S LEADING EDGE GREATEST TREAD DEPTH WITHIN ANY FLIGHT OF STAIRS SHALL NOT EXCEED THE iLLEST BY MORE THAN 3/8 INCH. : RADIUS OF CURVATURE AT THE LEADING EDGE OF THE TREAD SHALL BE NO GREATEF W 9/16 INCH. A NOSING NOT LESS THAN 3/4 INCH BUT NOT MORE THAN 1-1//4 NEC ILL BE PROVIDED ON STAIRWAYS WITH SOUD RISERS. A NOSING IS NOT REOUIR9 WIHI ' TREAD DEPTH IS A MINIMUM OF 11 INCHES THE GUARDS MAYBE WOOD, ALUMINUM, VINYL, OR EQUIVALENT. °- T'R• o' MAx .T. 5/4" X 6 BOARD RAIL CAP OPENINGS SHALL NOT ALLOW THE PASSAGE OF A 4" DIAMETER SPHERE 3'-0' LANDING HEIGHT = 5 STEPS (MIN.) 4'-0' LANDING HE1GH7 = 7 STEPS (MIN.) 2 X 4 TOP &BOTTOM ATTACHED TO 5'-0' LANDING H�GHT = B.STEPS (MIN.) TO POSTS WITH (2)#8 WOOD SCREWS ON INSIDE FACE. OPENINGS FOR REQUIRED GUARDS ON THE SIDE OF STAIR TREADS SHALL NOT ALLOW A SPHERE 4-3/8" TO PASS THROUGH. STAIR AND LANDING ILLUMINATION REQUIRED � ATTACH BALUSTERS TO TOP do BOTTOM W/ MIN. (1)$8 WOOD SCREW OR EQUIV. CONCRETE OPTION: T. 2X6 IF STEPS ARE INSTALLED ON EXISTING CONCRETE, THE GROUND ANCHORS AND TIEDOWN STRAP CAN BE OMITTED. THE P.T. 4 X 4 POSTS SHALL BE ANCHORED TO THE EXISTING CONCRETE SLAB USING SIMPSON'S L—BRACKET OR EQUIVALENT. MIN. UNIFORMLY DISTRIBUTED LIVE LOAD - STAIRS - 40 PSF (1) 2 X 6 P.T. ATTACHED TO POSTS — USING (5) 16d NAILS OR EQUIVALENT AT EACH 2X6 TO PDST CONNECTION. (3) 2 X 12 P.T. STAIR STRINGERS ATTACHED TO P.T. LANDING USING SIMPSON'S LSC ADJUSTABLE STAIR STRINGER OR EQUIV. 1/8" GALVANIZED CABLE COIL (7 X 7 OR 7 X 19 CONSTRUCTION) MAYBE USED INSTEAD OF THE 1-1/4" WIDTH TIE -DOWN STRAP NOTE: CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING ALL DIMENSIONS AND CONDITIONS PRIOR TO CONSTRUCTION. ALL STAIR COMPONENTS TO BE PRESSURE TREATED LUMBER ALL FASTENERS IN CONTACT WITH P.T. LUMBER TO BE HOT DIP GALVANIZED OR STAINLESS STEEL THIS ITEM HAS BEEN ELECTRONICALLY SIGNED AND SEALED BY MARK V. RICHTER, P.E. USING A DIGITAL SIGNATURE. PRINTED COPIES OF THIS DOCUMENT ARE NOT CONSIDERED SIGNED AND SEALED AND THE SIGNATURE MUST BE VERIFIED ON ANY ELECTRONIC COPIES. 05-29-2020 SENYB ENGINEERING, LLC CA DC. NO: 30244 V LILT-ULTGIATE DESIGN WIND SPEED-170 MPH VASO "NOMINAL DESIGN WIND SPEED o 132 MPH (TABLE 1609.3.1) (3s—rdgmN) 50 W. Central AVG., Ste. B Lake Wales, FL 33853 Office: 863589-5980 Fax: 1-866-865-2044 HANDRAIL GRIP SIZE 10 � 2i° max. NONCIRCULAR CIRCULAR 1R311.5.6.3 Typ a IJ Perimeter, 4' - 6i ,; =2; cn1i Am RECESSED ER311.5,6:3Type IIJ Perimeer: }6,',' *HANDRAIL HEIGHT, MEASURED VERTICALLY FROM THE SLOPED PLANE ADJOINING THE TREAD NOSING, OR FINISH SURFACE OF RAMP SLOPE, SHALL BE NOT LESS THAN 34 INCHES AND NOT MORE THAN 38 INCHES. *HANDRAIL SHALL BE PROVIDED ON AT LEAST ONE SIDE OF EACH CONTINUOUS RUN OF TREADS OF FLIGHT WITH FOUR OR MORE RISERS. *HANDRAIL ASSEMBLIES AND GUARDS SHALL BE DESIGNED TO RESIST A LOAD OF 50 PLF APPLIED IN ANY DIRECTION AT THE TOP AND TO TRANSFER THIS LOAD THROUGH THE SUPPORTS TO THE STRUCTURE. *HANDRAILS FOR STAIRWAYS SHALL BE CONTINUOUS FOR THE FULL LENGTH OF THE FLIGHT, FROM A POINT DIRECTLY ABOVE THE TOP RISER OF THE FLIGHT TO A POINT DIRECTLY ABOVE THE LOWEST RISER OF THE FLIGHT. HANDRAIL ENDS SHALL BE RETURNED OR SHALL TERMINATE IN NEWEL POSTS OR SAFETY TERMINALS. HANDRAILS ADJACENT TO A WALL SHALL HAVE A SPACE OF NOT LESS THAN 1-1/2 INCHES BETWEEN THE WALL AND THE HANDRAILS. GUARD DETAIL In 2 X 2 MIN. (3) SIMPSON'S SIDS 1/4" X 4-1/2- WOOD SCREWS FOR RIM JOIST TO POST CONNECTION, (5) 16d NAILS OR EQUIVALENT P.T. STEP LANDING FLOOR FASTENED TO HOST FLOOR MEMBERS USING SIMPON'S 1/4" X 3-1/2" SDS WOOD SCREWS OR EQUIV. AT 12" O.C. STAGGERED SCREW PATTERN 2X6 P.T. LANDING O.C. FLOOR JOISTS USING (5) ^"'VALENT AT EACH JOIST CONSTRUCTION 16d NAILS OR TO RIM JOIST CONNECTION. NINGS SHALL NOT ALLOW PASSAGE OF A 4" DIAMETER SPHERE STRAP TO NINGS SHALL NOT ALLOW PASSAGE OF A 4" DIAMETER SPHERE 30" GROUND ANCHOR W/ TIE DOWN STRAP WRAP AROUND P.T. 2 X 6 TIGHTLY (DO NOT OVER TENSION STRAPS) (EACH SIDES OF LANDING) NOTES: 1.) HANDRAIL ASSEMBLIES AND GUARDS SHALL BE DESIGNED TO RESIST A CONCENTRATED LOAD OF 200 POUNDS IN ACCORDANCE WITH SECTION 4.5.1 OF ASCE 7. 2) IMMEDIATE RAILS, BALUSTERS, AND PANEL FILLERS SHALL BE DESIGNED TO RESIST A CONCENTRATED LOAD OF 50 POUNDS IN ACCORDANCE WITH SECTION 4,5.1 OF ASCE 7. 4 s'-0" .T. 2X6 STAIR TREAD AND RISERS THE MAXIMUM RISER HEIGHT SHALL BE 7-3/4 INCHES. THE RISER SHALL BE MEASURED VERTICALLY BETWEEN LEADING EDGES OF THE ADJACENT TREADS. THE GREATEST RISER HEIGHT WITHIN ANY FLIGHT OF STAIRS SHALL NOT EXCEED THE SMALLEST BY MORE THAN 3/8 INCH. OPEN RISERS ARE PERMITTED PROVIDED THAT THE OPENINGS LOCATED MORE THAN 30 INCHES, AS MEASURED VERTICALLY, TO THE FLOOR OR GRADE DO NOT PERMIT THE PASSAGE OF A 4-INCH DIAMETER SPHERE. THE MINIMUM TREAD DEPTH SHALL BE 10 INCHES. THE TREAD DEPTH SHALL BE MEASURED HORIZONTALLY BETWEEN THE VERTICAL PLANES OF THE FOREMOST PROJECTION OF ADJACENT TREADS AND AT A RIGHT ANGLE TO THE TREAD'S LEADING EDGE. THE GREATEST TREAD DEPTH WITHIN ANY FLIGHT OF STAIRS SHALL NOT EXCEED THE SMALLEST BY MORE THAN 3/8 INCH. THE RADIUS OF CURVATURE AT THE LEADING EDGE OF THE TREAD SHALL BE NO GREATER THAN 9/16 INCH. A NOSING NOT LESS THAN 3/4 INCH BUT NOT MORE THAN 1-1/4 INCHES SHALL BE PROVIDED ON STAIRWAYS WITH SOLID RISERS. A NOSING IS NOT REQUIRED WHERE THE TREAD DEPTH IS A MINIMUM OF 11 INCHES. .T. 5/4" X 6 BOARD RAIL CAP OPENINGS SHALL NOT ALLOW THE PASSAGE OF A 4" DIAMETER SPHERE (1) 2 X 6 P.T. ATTACHED TO POSTS USING (5) 16d NAILS OR EQUIVALENT AT EACH 2X6 TO FPOST CONNECTION. THE GUARDS MAYBE WOOD, ALUMINUM, VINYL, OR EQUIVALENT. 2 X 4 TOP & BOTTOM ATTACHED TO TO POSTS WITH (2)#8 WOOD SCREWS ON INSIDE FACE. OPENINGS FOR REQUIRED GUARDS ON THE SIDE OF STAIR TREADS SHALL NOT ALLOW A SPHERE 4-3/8" TO PASS THROUGH. ATTACH BALUSTERS TOP & W/ MIN. ()#8 WOODTSCREW ORBOTTOM EQUIV. 3'-0" LANDING HEIGHT = 5 STEPS (MIN.) 4'-0" LANDING HEIGHT = 7 STEPS (MIN.) 5'-0" LANDING HEIGHT = 8 STEPS (MIN.) STAIR AND LANDING ILLUMINATION REQUIRED CONCRETE OPTION: IF STEPS ARE INSTALLED ON EXISTING CONCRETE, THE GROUND ANCHORS AND TIEDOWN STRAP CAN BE OMITTED. THE P.T. 4 X 4 POSTS SHALL BE ANCHORED TO THE EXISTING CONCRETE SLAB USING SIMPSON'S L-BRACKET OR EQUIVALENT. MIN. UNIFORMLY DISTRIBUTED LIVE LOAD - STAIRS = 40 PSF 11 REVIEWED FOR USING SIMPSON'SSTAIR LSC ADJUSTABLE STAIRHED STRINGERTORANDEQiODE COMPLIANCE Si. LUCIE COUNTY 1/8" GALVANIZED CABLE COIL (7 X 7 OR 7 X 19 CONSTRUCTION) MAYBE USED INSTEAD OF THE 1-1/4" WIDTH TIE -DOWN STRAP NOTE: CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING ALL DIMENSIONS AND CONDITIONS PRIOR TO CONSTRUCTION. ALL STAIR COMPONENTS TO BE PRESSURE TREATED LUMBER ALL FASTENERS IN CONTACT WITH P.T. LUMBER TO BE HOT DIP GALVANIZED OR STAINLESS STEEL 01-28-2021 I'IIIIIIII%,�, CENr hp/�,,• .,0�• C E NSF clo ••.y No. 56196- STATE OF Oc • O,c, :`fir,`": F •'•'..C; OR \'S) � /ON AL E ' "flirts I I'I.11 ROCC These plans and epecifk:ations com w(th Section '0dM 1.2.1 of the dill VULT .TI WIN 3 1 VAM NOAAINNf'D SIOtiSIVINE;79P&► 1 MPM (TABLE IW9.3.1) 50 W. Central Ave., Ste. B Lake Wales, FL 33853 Office: 863-589-5980 Fax: 14366-865-2044 > pit f� IF r on LT�z L rrF qz L/O 6 e J W () J_ LU Z m U' M g p m �. e) Q � � 1!l N In N O g �LL 941 Drawingg+r: Numbe STAIR CONSTRUCTION 50 W. Cw*W Avo. LNro VVWM R.39063 © COPYRKW 2017