This stair landing detail features a 1-1/2" diameter painted steel handrail mounted 34" to 38" above nosing treads alongside a 42" high guardrail. The guardrail assembly incorporates 3/4" diameter painted steel rods and a 5/8" by 2" painted steel flatbar spaced at a maximum of 4 inches on center. The structural support consists of a steel channel stringer framing concrete-filled treads and painted steel risers. Key dimensions mandate a 12-inch handrail extension beyond the top riser and a 12-inch plus tread depth extension beyond the bottom nosing per 2016 CBC Section 1014.
EQ EQ EQ EQ EQ EQ EQ EQ EQ EQ 4" MAX. 5/8" X 2" PAINTED STEEL FLATBAR 3/4" Ø PAINTED STEEL RODS 1 1/2" Ø PAINTED STEEL HANDRAIL CONCRETE FILL STEEL CHANNEL STRINGER PAINTED STEEL RISER, TYP. PER 2016 CBC SECTION 1014 1. HANDRAILS SHALL BE PROVIDED ON BOTH SIDES OF STAIR. 2. CIRCULAR HANDRAILS TO HAVE A 1-1/4" MIN. TO 2" MAX. DIAMETER. NON- CIRCULAR CROSS SECTIONS SHALL HAVE A PERIMETER DIMENSION OF 4" MIN. TO 6-1/4" MAX. AND A CROSS SECTION DIMENSION OF 2-1/4" MAX. 3. HANDRAIL GRIPPING SURFACES SHALL BE CONTINUOUS WITHOUT INTERRUPTION BY NEWEL POSTS OR OTHER OBSTRUCTIONS 4. THE HANDRAILS WILL NOT ROTATE IN THEIR FITTINGS 5. HANDRAILS ARE TO BE MOUNTED 34" TO 38" ABOVE NOSING TREADS 6. HANDRAIL TO EXTEND AT LEAST 12" BEYOND THE TOP RISER AND 12" PLUS THE TREAD DEPTH BEYOND THE BOTTOM NOSING 7. THE ORIENTATION OF AT LEAST ONE HANDRAIL EXTENSION AT THE BOTTOM OR TOP LANDING SHALL BE IN THE DIRECTION OF THE RUN OF THE STAIR, PERPENDICULAR TO THE DIRECTION OF THE STAIR NOSING, AND SHALL NOT REDUCE THE MIN. REQUIRED WIDTH OF STAIR 8. ENDS OF HANDRAILS TO RETURN TO WALL OR TERMINATE IN NEWEL POSTS OR SAFETY TERMINALS AS SHOWN IN PLANS AND ELEVATIONS/SECTIONS 34" MIN - 38" MAX. NOSING TO TOP OF HANDRAIL 42" NOSING TO TOP OF GUARDRAIL 12" MINIMUM 12" + TREAD DEPTH, MINIMUM 1 1/2" = 1'-0" 4 STAIR PLAN AT TYPICAL LANDING - OFFICE
Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.
Start membership