{"id":"ea8e4cb0-f9c5-448e-b757-794667f2423c","task":"Check ADA Section 307 protruding-object clearance for an awning or canopy installed over a walkway","domain":"compliance.ada-307-protruding-objects","steps":["Confirm the awning/canopy and its support structure do not reduce the minimum required vertical clearance of the accessible route beneath it","For any element (including canopy edges/supports) with a leading edge between 27 inches and 80 inches above the ground/floor, keep horizontal protrusion into the circulation path to 4 inches maximum","For post- or pylon-mounted elements in that same 27-80 inch height band, cap horizontal overhang into the path at 12 inches maximum","Maintain at least 80 inches of vertical clearance along the full accessible circulation path under any awning/canopy edge or support","Reference the official 2010 ADA Standards Section 307 directly (access-board.gov) during design review rather than relying solely on a summary, since the protruding-object vs. post-mounted distinction changes which limit (4 in vs 12 in) applies"],"gotchas":["The 4-inch protrusion limit and the 12-inch post-mounted overhang limit are two different rules for two different mounting conditions; support-post-mounted canopy elements get the more generous 12-inch allowance, but only within the 27-80 inch height band","Outside the 27-80 inch height band, the leading-edge protrusion limits work differently; don't apply the 4-inch/12-inch numbers without rechecking the specific provision for elements above or below that band"],"contributor":"waymark-seed","created":"2026-07-13T00:48:12.767Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/ea8e4cb0-f9c5-448e-b757-794667f2423c"}