ADA tactile sign — fabrication and mounting detail (§703)

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</style> <rect width="1300" height="840" fill="#ffffff"/><text class="t" x="40" y="32">ADA TACTILE SIGN — ROOM IDENTIFICATION: FABRICATION AND MOUNTING DETAIL</text><text class="st" x="40" y="52">Sign type ID-1 · 2010 ADA Standards for Accessible Design §703 · ICC A117.1-2017 §703 · sign face drawn at 1/4 full size</text><line x1="40" y1="64" x2="1260" y2="64" stroke="#0f172a" stroke-width="1"/><text class="ph" x="40" y="104">A · SIGN FACE ELEVATION — 8” W × 9” H</text><rect x="60" y="130" width="200" height="225" rx="5" fill="#123a5c" stroke="#0f172a" stroke-width="1.5"/><rect x="60" y="130" width="200" height="150" fill="#0f2f4a"/><line x1="60" y1="280" x2="260" y2="280" stroke="#7dd3fc" stroke-width="1" stroke-dasharray="4 3"/><g fill="#ffffff"><circle cx="115" cy="172" r="11"/><path d="M104,189 h22 l9,36 h-10 l-3,-19 v40 h-7 v-26 h-2 v26 h-7 v-40 l-3,19 h-10 z"/><circle cx="205" cy="172" r="11"/><path d="M205,187 l20,43 h-9 l-3,-10 v45 h-7 v-26 h-3 v26 h-7 v-45 l-3,10 h-9 z"/></g><text class="w" x="160" y="305" text-anchor="middle" font-size="22" font-weight="600" letter-spacing="2">RESTROOM</text><g fill="#ffffff"><circle cx="78" cy="322" r="2"/><circle cx="78" cy="328" r="2"/><circle cx="84" cy="328" r="2"/><circle cx="98" cy="322" r="2"/><circle cx="98" cy="334" r="2"/><circle cx="104" cy="322" r="2"/><circle cx="118" cy="322" r="2"/><circle cx="118" cy="328" r="2"/><circle cx="124" cy="334" r="2"/><circle cx="138" cy="328" r="2"/><circle cx="144" cy="322" r="2"/><circle cx="144" cy="334" r="2"/><circle cx="158" cy="322" r="2"/><circle cx="164" cy="322" r="2"/><circle cx="164" cy="328" r="2"/><circle cx="178" cy="328" r="2"/><circle cx="178" cy="334" r="2"/><circle cx="184" cy="322" r="2"/><circle cx="198" cy="322" r="2"/><circle cx="204" cy="328" r="2"/><circle cx="198" cy="334" r="2"/><circle cx="218" cy="322" r="2"/><circle cx="224" cy="322" r="2"/><circle cx="218" cy="334" r="2"/></g><line class="dl" x1="270" y1="130" x2="270" y2="280"/><line class="dl" x1="266" y1="130" x2="274" y2="130"/><line class="dl" x1="266" y1="280" x2="274" y2="280"/><text class="dim" x="278" y="196">6” min pictogram</text><text class="dim" x="278" y="208">field (703.6.1)</text><line class="dl" x1="270" y1="289" x2="270" y2="305"/><line class="dl" x1="266" y1="289" x2="274" y2="289"/><line class="dl" x1="266" y1="305" x2="274" y2="305"/><text class="dim" x="278" y="290">5/8” cap height</text><text class="dim" x="278" y="302">(703.2.5)</text><line class="dl" x1="270" y1="305" x2="270" y2="320"/><line class="dl" x1="266" y1="320" x2="274" y2="320"/><text class="dim" x="278" y="318">3/8” min clear</text><text class="dim" x="278" y="330">text to braille</text><text class="dim" x="278" y="342">(703.3.2)</text><line class="dl" x1="60" y1="370" x2="260" y2="370"/><line class="dl" x1="60" y1="366" x2="60" y2="374"/><line class="dl" x1="260" y1="366" x2="260" y2="374"/><text class="dim" x="160" y="366" text-anchor="middle">8”</text><line class="dl" x1="46" y1="130" x2="46" y2="355"/><line class="dl" x1="42" y1="130" x2="50" y2="130"/><line class="dl" x1="42" y1="355" x2="50" y2="355"/><text class="dim" x="38" y="242" text-anchor="middle" transform="rotate(-90 38 242)">9”</text><g class="sm"><text x="40" y="398">Raised characters 1/32” min above the surface (703.2.1).</text><text x="40" y="414">Uppercase, sans serif, not italic or script (703.2.2, 703.2.3).</text><text x="40" y="430">Stroke thickness 15% of character height max (703.2.6).</text><text x="40" y="446">Character spacing 1/8” min (703.2.7); line spacing 135–170%.</text><text x="40" y="462">Non-glare finish; characters contrast with the field (703.5.1).</text><text x="40" y="478">Grade 2 contracted braille, below the entire text (703.3.2).</text><text x="40" y="494" fill="#b91c1c">Braille dots shown are indicative only. Set the cells from the</text><text x="40" y="508" fill="#b91c1c">approved message schedule, proofed by a certified transcriber.</text></g><text class="ph" x="40" y="546">SCOPE — WHICH SIGNS MUST BE TACTILE</text><g class="sm"><text x="40" y="568">216.2 — rooms and spaces designated by a name or number that</text><text x="40" y="584">will not change carry tactile characters AND braille.</text><text x="40" y="600">Directional and informational signs need visual characters only</text><text x="40" y="616">(703.5); they are not required to be tactile.</text><text x="40" y="632">Table 703.5.5 — visual characters mounted more than 120” above</text><text x="40" y="648">the floor need 3” minimum character height.</text><text x="40" y="664">Exit-stair identification is a different sign type (IBC 1023.9) and</text><text x="40" y="680">carries floor level, stair terminus and roof-access status.</text></g><text class="ph" x="450" y="104">B · MOUNTING ELEVATION AT A SINGLE DOOR</text><rect x="450" y="120" width="380" height="480" fill="#f8fafc" stroke="#e2e8f0"/><line x1="460" y1="560" x2="820" y2="560" stroke="#0f172a" stroke-width="3"/><text class="sm" x="462" y="576">finish floor</text><rect x="520" y="224" width="144" height="336" fill="#e2e8f0" stroke="#0f172a" stroke-width="2"/><circle cx="650" cy="424" r="4" fill="#0f172a"/><text class="sm" x="530" y="280">DOOR 3′-0” × 7′-0”</text><text class="sm" x="530" y="296">hinge left, latch right</text><rect x="460" y="320" width="360" height="48" fill="#fef08a" fill-opacity="0.5"/><line x1="460" y1="320" x2="820" y2="320" stroke="#b45309" stroke-width="1" stroke-dasharray="4 3"/><line x1="460" y1="368" x2="820" y2="368" stroke="#b45309" stroke-width="1" stroke-dasharray="4 3"/><text class="dim" x="464" y="386">permitted band for the tactile baseline</text><rect x="680" y="316" width="32" height="36" rx="2" fill="#123a5c" stroke="#0f172a"/><rect x="680" y="316" width="32" height="24" fill="#0f2f4a"/><line x1="672" y1="344" x2="800" y2="344" stroke="#dc2626" stroke-width="1"/><text class="sm" x="700" y="338" style="fill:#dc2626">baseline 54” AFF</text><text class="sm" x="718" y="312">sign ID-1</text><line class="dl" x1="500" y1="368" x2="500" y2="560"/><line class="dl" x1="496" y1="368" x2="504" y2="368"/><line class="dl" x1="496" y1="560" x2="504" y2="560"/><text class="dim" x="492" y="464" text-anchor="middle" transform="rotate(-90 492 464)">48” min</text><line class="dl" x1="478" y1="320" x2="478" y2="560"/><line class="dl" x1="474" y1="320" x2="482" y2="320"/><line class="dl" x1="474" y1="560" x2="482" y2="560"/><text class="dim" x="470" y="440" text-anchor="middle" transform="rotate(-90 470 440)">60” max</text><g class="sm"><text x="450" y="626">703.4.1 — 48” min above the finish floor to the baseline of the</text><text x="450" y="642">LOWEST tactile character, 60” max to the baseline of the HIGHEST.</text><text x="450" y="658">Braille is not a character for this measurement.</text><text x="450" y="678">703.4.2 — at a single door the sign goes on the LATCH side. Where</text><text x="450" y="694">there is no wall space at the latch side, use the nearest adjacent</text><text x="450" y="710">wall. At double doors with one active leaf, the inactive leaf side;</text><text x="450" y="726">with two active leaves, to the right of the right-hand door.</text></g><text class="ph" x="860" y="104">C · PLAN — CLEAR FLOOR SPACE AT THE SIGN</text><rect x="860" y="120" width="400" height="180" fill="#f8fafc" stroke="#e2e8f0"/><line x1="866" y1="170" x2="1254" y2="170" stroke="#0f172a" stroke-width="4"/><line x1="890" y1="170" x2="998" y2="170" stroke="#f8fafc" stroke-width="5"/><line x1="890" y1="170" x2="890" y2="278" stroke="#0f172a" stroke-width="3"/><line x1="890" y1="170" x2="966" y2="246" stroke="#94a3b8" stroke-width="2" stroke-dasharray="5 3"/><path d="M998,170 A108,108 0 0,1 890,278" fill="none" stroke="#94a3b8" stroke-width="1" stroke-dasharray="3 3"/><text class="sm" x="896" y="292">door leaf 3′-0”</text><text class="sm" x="944" y="216">45° open</text><rect x="998" y="170" width="54" height="54" fill="#bbf7d0" fill-opacity="0.7" stroke="#16a34a" stroke-width="1.5"/><text class="sm" x="1025" y="202" text-anchor="middle" style="fill:#166534">18” × 18”</text><rect x="1001" y="164" width="48" height="6" fill="#123a5c"/><line x1="1025" y1="170" x2="1025" y2="224" stroke="#16a34a" stroke-width="0.8" stroke-dasharray="3 2"/><line class="dl" x1="998" y1="150" x2="1025" y2="150"/><line class="dl" x1="998" y1="146" x2="998" y2="154"/><line class="dl" x1="1025" y1="146" x2="1025" y2="154"/><text class="dim" x="1011" y="142" text-anchor="middle">9”</text><text class="sm" x="1070" y="196">sign ID-1 on the wall,</text><text class="sm" x="1070" y="210">centred on the characters</text><g class="sm"><text x="860" y="322">Clear floor space 18” × 18” min, centred on the tactile characters and</text><text x="860" y="338">clear of the arc the door sweeps between closed and 45° open (703.4.2).</text><text x="860" y="354">The 9” frame-to-centreline dimension is trade practice; the Standards fix</text><text x="860" y="370">no offset from the frame, only the latch side and the clear floor space.</text></g><text class="ph" x="860" y="404">D · BRAILLE DIMENSIONS — ADA TABLE 703.3.1</text><rect class="box" x="860" y="414" width="400" height="150"/><line x1="860" y1="434" x2="1260" y2="434" stroke="#0f172a" stroke-width="1"/><g class="sm" font-weight="700" style="fill:#0f172a"><text x="868" y="428">MEASUREMENT (centre to centre)</text><text x="1252" y="428" text-anchor="end">INCHES</text></g><g class="sm"><text x="868" y="452">Dot base diameter</text><text x="1252" y="452" text-anchor="end">0.059 – 0.063</text><text x="868" y="474">Two dots in the same cell</text><text x="1252" y="474" text-anchor="end">0.090 – 0.100</text><text x="868" y="496">Corresponding dots, adjacent cells</text><text x="1252" y="496" text-anchor="end">0.241 – 0.300</text><text x="868" y="518">Dot height</text><text x="1252" y="518" text-anchor="end">0.025 – 0.037</text><text x="868" y="540">Corresponding dots, cell directly below</text><text x="1252" y="540" text-anchor="end">0.395 – 0.400</text></g><text class="sm" x="860" y="584">Dots are domed or rounded (703.3.1). Braille sits below the entire text; where</text><text class="sm" x="860" y="600">the text runs to several lines it goes below the last one (703.3.2).</text><text class="ph" x="860" y="634">E · SUBMITTAL AND FIELD CHECKLIST</text><rect class="box" x="860" y="644" width="400" height="150"/><g class="sm"><text x="868" y="664">1 Approved message schedule, room by room, before fabrication.</text><text x="868" y="682">2 Braille proofed by a certified transcriber — Grade 2, not Grade 1.</text><text x="868" y="700">3 Measured contrast, character face against sign field.</text><text x="868" y="718">4 One sign mocked up and approved on site before the run is released.</text><text x="868" y="736">5 Field check of the 48”/60” band and the 18” × 18” clear floor space</text><text x="868" y="750"> at every door before final inspection.</text><text x="868" y="774" fill="#b91c1c">Acceptance is by touch, not by drawing: a sign hung at 62” fails, and so</text><text x="868" y="788" fill="#b91c1c">does one whose clear floor space is inside the door swing.</text></g></svg>