GratisAI accessibility · verify doorway and passage clearances against mobility standards · local-first FREE TIER 1 Free Run Available
passage clearance strip · paper ticker strip

Verify Doorway and Passage Clearances Against Mobility Standards

Narrow doorways restrict wheelchair and mobility aid access. Compare measured clear opening widths against accessibility clearance standards.

1 · building passage | measured clear width mm | frame obstruction mm

FIRST-LOAD

Input is processed locally and a draft is saved automatically in this browser profile when storage is available. Reset to sample clears that draft; Pro history has its own clear button. A state link encodes your inputs in its URL: share only non-sensitive rows. Browser history, clipboard and anyone receiving the link may retain it. Optional AI use below leaves this device; it is not required.

Data note: Everything runs in this browser tab on the passage clearance strip: your building passage | measured clear width mm | frame obstruction mm stays on this device, nothing is uploaded, and the reading is rebuilt only when you press run.

Perspective: Before: Door leaf thickness reduces clear opening width when open. After: the passage clearance strip shows the working beside each named row so the reader can change the assumption and inspect the consequence.

2 · Read the passage clearance strip

Doorway clearance calculation using user measurements. Not building code or ADA compliance certification; verify with qualified inspectors.

passage clearance strip print and history is ready when you are

Your free reading stays usable — always. The one-time layer keeps everything gently filed for you: history, CSV, print reading.

Boundary and sources

Doorway clearance calculation using user measurements. Not building code or ADA compliance certification; verify with qualified inspectors.

Mechanism: competence-autonomy-loop

Optional AI formatting, not calculation

For this passage clearance strip, use the free AI Studio interface only if available to you, with no paid API key. Manual entry completes the same workflow for free. Supply only fictional or non-sensitive notes. Review its output against the source; never paste unresolved questions into the numeric rows.

Format my non-sensitive notes for a passage clearance strip. Return plain rows only: building passage | measured clear width mm | frame obstruction mm. Preserve supplied quantities exactly. Do not guess missing values; list questions separately. Do not calculate or add advice. I will check every row before pasting into the local tool.

Accepted schema: building passage | measured clear width mm | frame obstruction mm. No AI response is executed as code.