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HANDRAIL GRIP SIZE
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'HANDRAIL HEIGHT, MEASURED VERTICALLY FROM THE SLOPED PLANE
ADJOWNG 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.
•HANDRALLS FOR STA4i9AYS SHALL BE CONTINUOUS FOR THE FULL LENGTH
OF THE FLIGHT, FROU A POINT DIRECTLY ABOVE THE TOP RISER OF THE
FLIGHT TO A POINT DIRECTLY ABOVE THE LOWEST RISER OF THE FLIGHT.
HANDRAi ENDS SHALL BE RETURNEE) 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
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2 X 2 BALLS
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" SIDS WOOD SCREWS OR
EOUIV. AT 12" O.C. STAGGERED SCREW PATTERN
GUARD DES 2X6 P.T. LANDING CONSTRUCTION
16" O.C. FLOOR JOISTS USING (5) 16d NAILS OR
EQUIVALENT AT EACH JOIST TO RIM JOIST
t( CONNECTION.
f OPENINGS SHALL NOT ALLOW 30" GROUND ANCHOR
f THE PASSAGE OF A 4' DIAMETER SPHERE W/ TIE DOWN STRAP
STRAP TO WRAP AROUND P.T. 2 X 6 TIGHTLY
ttt (DO NOT OVER TENSION STRAPS)
OPENINGS SHALL NOT ALLOW (EACH SIDES OF LANDING)
THE PASSAGE OF A 4 DIAMETER SPHERE
Z) HANDRAIL ASSEMBLIES AND GUARDS SHALL BE DESIGNED TO RESIST
A CONICENTRATED LOAD OF 200 POUNDS IN ACCORDANCE WITH
SECMN 4,5.1 OF ASCE 7.
2) IMMEDIATE RAILS, BALUSTERS, AND PANEL FILLERS SHALL BE
DESIGNED S"0 RESIST A CONCENTRATED LOAD OF 50 POUNDS IN
A TH T N 4, 1 OF AS 7
STAIR TREAD AND RISERS
MAXIMUM RISER HEIGHT SHALL BE 7-3/4 INCHES. THE RISER
ALL BE MEASURED VERTICALLY BETWEEN LEADING EDGES OF THE
'AGENT TREADS. THE GREATEST RISER HEIGHT WITHIN ANY FLIGHT
STAIRS SHALL NOT EXCEED THE SMALLEST BY MORE THAN 3/8 INCH.
:N RISERS ARE PERMITTED PROVIDED THAT THE OPENINGS LOCATED MORE
A 30 INCHES. AS MEASURED VERTICALLY, TO THE FLOOR OR GRADE DO NOT
'.MIT 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 INCHE
SHALL BE PROVIDED ON STAIRWAYS WITH SOUD RISERS. A NOSING IS NOT REQUIRED WHERE
THE TREAD DEPTH IS A MINIMUM OF 11 INCHES.
THE GUARDS MAYBE WOOD, ALUMINUM, VINYL, OR EQUIVALENT.
`D-"P' T. 5/4" X 6 BOARD RAIL CAP
—0' MAX
OPENINGS SHALL NOT ALLOW
THE PASSAGE OF A 4" DIAMETER SPHERE 3'-0" LANDING HEIGHT = 5 STEPS (MIN.)
4'-0" LANDING HEIGHT = 7 STEPS (MIN.)
2 X 4 TOP & BOTTOM ATTACHED TO 5'-0" LANDING HEIGHT = 8 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 W/ IN. (1#BALUSTERS TBOTTOM
OM
WOOD SCREW OREQUIV.
CONCRETE OPTION:
T. 2X6 IF STEPS ARE INSTALLED ON EXISTING CONCRETE, THE GROUND
PATIO PAVERS (2" THICKNESS ANCHORS AND TIEDOWN STRAP CAN BE OMITTED.
OR EQUAL
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 POST CONNECTION.
(3) 2 X 12 P.T. STAIR STRINGERS ATTACHED TO P.T. LANDING
USING SIMPSON'S LSC ADJUSTABLE STAIR STRINGER OR EOUIV.
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.
#56196 ON THE DATE AND/OR TIME
USING A DIGITAL SIGNATURE
PRINTED COPIES OF THIS DOCUMENT
ARE NOT CONSIDERED SIGNED AND
SEALED AND THE SIGNATURE MUST
BE VERIFIED BY THIRD PARTY
CERTIFICATE AUTHORITY ON ANY
ELECTRONIC COPY.
(FAC 61G15-23,004)
04-02-2021
SENYB ENGINEERING, LLC
CA LIC. NO: 30244
V ULT -ULTIMATE DESIGN WIND SPEED - 160 MPH
VASD -NOMINAL DESIGN WIND SPEED a 124 MPH
(TABLE 16053.1)
(3 —0 Stets)
SO W. Central Ave., Ste. B
Lake Wales, FL 33853
Office: 863589-5980
F.: "664165-2044