ADA Gap Tool This handy tool was developed by Evan Terry Associates to assist its surveyors in measuring gaps in ground or floor surfaces. It's small enough to fit in your...
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ADA Gap Tool
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Priority 1: Approach & Entrance
Word Fillable Form (1.5MB) Word Non-Fillable Form (1.3MB) PDF Non-Fillable Form (0.8MB)
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T302 Walking Surfaces
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T302.1 General
Walking surfaces in non-rail vehicles shall comply with T302. EXCEPTION: Walking surfaces on lifts shall not be required to comply with T302.
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8. Gratings
8. ...do the gratings on the sidewalks and walkways have spaces no more than 1/2" wide in the direction of travel so that canes, crutches and walkers do not slip into them, causing...
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302.3 Openings
Openings in floor or ground surfaces shall not allow passage of a sphere more than 1/2 inch (13 mm) diameter except as allowed in 407.4.3, 409.4.3, 410.4, 810.5.3 and 810.10....
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T302.3 Openings
Openings in walking surfaces shall not allow the passage of a sphere more than 5/8 inch (16 mm) in diameter....
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1.1.9 Horizontal gaps and vertical alignment
1.1.9 Horizontal gaps and vertical alignment. Measure for local horizontal discontinuities and variations in vertical alignment such as at concrete joints, gaps, grade breaks, and at...
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1.2.4
1.2.4 When local horizontal discontinuities and vertical alignments are measured according to Section 1.1.9 a recommended tolerance is ±1/8 in. (3 mm).
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Openings [§302.3]
Openings [§302.3] Openings in ground and floor surfaces, such as grates, are limited in width to prevent passage of a ½” diameter sphere....
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Elongated surface openings must be perpendicular to the dominant direction of travel, but what if there is no dominant direction of travel?
When there is no dominant direction of cross traffic, openings must be limited to ½” in both dimensions. ...
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302.3 Openings
302.3 Openings....
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R302.7.3 Horizontal Openings
R302.7.3 Horizontal Openings. Horizontal openings in gratings and joints shall not permit passage of a sphere more than 13 mm (0.5 in) in diameter....
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T402.11 Gaps
When ramps or bridgeplates are deployed for boarding and alighting, gaps between the ramp or bridgeplate surface and floor of non-rail vehicles shall not permit passage of a sphere...
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Openings [1017.6]
Openings are gaps in the surface of a trail....
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T302 Walking Surfaces
The technical requirements for walking surfaces include provisions on slip resistance, the maximum size of surface openings, and the maximum height of vertical surface discontinuities (i.e...
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Track Crossing
Section 810.10 addresses track crossings at transportation facilities. The proposed rule required route surfaces to be level with the rail top, but permitted a 2 ½ inch gap at the...
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Exterior Routes
EXTERIOR ROUTES Floor and ground surfaces stable, firm and slip resistant. 11B-302.1 Openings in floor or ground...
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Exterior Routes
EXTERIOR ROUTES Floor and ground surfaces stable, firm and slip resistant. 11B-302.1 Openings in floor or ground...
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Gaps
Gaps Where wheelchair spaces are provided on amusement rides, the floors of rides must be coordinated with the floors of the load and unload areas so that when the ride is at...
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302.3 Openings
Openings in floor or ground surfaces shall not allow passage of a sphere more than ½ inch (13 mm) diameter except as allowed in 407.4.3, 409.4.3, 410.4, 810.5.3 and 810.10....
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4.5.4 Gratings
If gratings have elongated openings, then they shall be placed so that the long dimension is perpendicular to the dominant direction of travel (see Fig. 8(h))....
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4.5.4 GRATINGS
If gratings have elongated openings, then they shall be placed so that the long dimension is perpendicular to the dominant direction of travel (see Fig. 8(h))....
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Gratings [4.5.4]
ADAAG requires a maximum opening dimension of ½ inch in one direction and that elongated openings be placed so that the long dimension is perpendicular to the dominant direction of travel...