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Exceptions: On exterior stairways, an opening of not more than ½ inch (12.7 mm) may be permitted between the base of the riser and the tread....
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PEMKO 4" Floor Plates/Safety Treads No. 192
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11B-504.3 Open risers
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1.1.17 Stairs
Measure cast - in - place stairs for both riser height and tread depth of each riser and tread....
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Bottom Extension at Stairs: ADA Standard Section 505.10.3
Section 505.10.3 covers the current ADA Standards for the handrail extensions at the bottom of the stairs.
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PEMKO 1 3/8" Floor Plate/Safety Tread No. 195
Pemko manufactures thresholds in several materials to meet customer needs. Extruded Aluminum thresholds are manufactured of tempered aluminum, 6063-T6. Architectural bronze/brass...
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11B-505.10.3 Bottom extension at stairs
At the bottom of a stair flight, handrails shall extend at the slope of the stair flight for a horizontal distance equal to one tread depth beyond the last riser nosing....
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The Outdoors Are for Everyone—Fundamentals of Outdoor Recreation and Trails Accessibility
It's all about people having the opportunity to enjoy the outdoors. Public lands offer a wide range of recreation settings and opportunities from highly developed campgrounds to...
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PEMKO 6-1/8" Floor Plates/Safety Treads No.19325
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PEMKO 5 29/32" Floor Plates/Safety Treads No. 2266
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PEMKO 6 1/8" Floor Plates/Safety Treads No. 193
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PEMKO 9 1/2" Floor Plates/Safety Treads No. 2286
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10.3.1(16)
At the top and bottom of each escalator run, at least two contiguous treads shall be level beyond the comb plate before the risers begin to form....
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11B-504.4.1 Contrasting stripe
Interior stairs shall have the upper approach and lower tread marked by a stripe providing clear visual contrast....
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11B-504.4.1 Contrasting stripe
Interior stairs shall have the upper approach and lower tread marked by a stripe providing clear visual contrast....
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R408.5 Nosings
The radius of curvature at the leading edge of the tread shall be 13 mm (0.5 inch) maximum....
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RISER
The upright part between two adjacent stair treads, between either an upper or lower landing and an adjacent stair tread, or between two adjacent landings....
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Getting From Here to There—Outdoor Recreation Access Routes
Outdoor recreation access routes are not required when camping facilities, picnic facilities, viewing areas, or outdoor constructed features are provided on trails....
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Recommendations for Further Action
While the intended outcome of the National Trail Surface survey was to establish a database that trail managers could access for trail surface material information and performance data,...
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11B-246.6 Parking lots
Parking lots shall comply with Sections 11B-208 and 11B-502 and shall be provided with curb cuts leading to adjacent walks, paths or trails....
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Transfer Steps: ADA Standard Section 1009.5.4
The surface of the bottom tread shall extend to a water depth of 18 inches (455 mm) minimum below the stationary water level. Advisory 1009.5.4 Transfer Steps....
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A trailhead
A trailhead (for purposes of FSORAG and FSTAG) is a site designed and developed by the Forest Service or other Government agency, a trail association, trail maintaining club, trail partner...
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PEMKO 1-3/8" Floor Plates/Safety Treads Product No.195
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Nystrom Building Products MatDesign Roll-Up Mats Vinyl Tread Section
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1009.5.6 Size
Each transfer step shall have a tread clear depth of 14 inches (355 mm) minimum and 17 inches (430 mm) maximum and shall have a tread clear width of 24 inches (610 mm) minimum. ...
