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Accessibility statement - NoiseDB (DGAC)

DGAC maintains NoiseDB with a high accessibility target: 62.07% of RGAA 4.1 criteria are already compliant (Access42 audit) and continuous improvements are underway.

Compliance status

Compliance status

Partially compliant
The site is 62.07% compliant with RGAA version 4.1.

NoiseDB (noisedb.stac.aviation-civile.gouv.fr) is partially compliant with RGAA 4.1 because of the non-compliances listed below.

Test results

The compliance audit performed by Access42 shows 62.07% conformity with RGAA 4.1.

Audited version: 3.0.0
Current version: 4.0.0

Important: the “Test results” and “Database (search)” pages were merged and rebuilt in version 4.0.0. A follow-up audit is scheduled for this version; in the meantime we maintain and improve the accessibility good practices identified in the previous audit.

Inaccessible content

Non-compliances

The items below are not accessible for the following reasons.

  • [1.2] Decorative images are not ignored by assistive technologies
  • [1.3] Informative images lack relevant alternatives
  • [1.7] Complex informative images have inadequate detailed descriptions
  • [1.8] Some information is provided as text-in-image instead of styled text
  • [1.9] Image captions are not correctly associated
  • [6.1 – 6.2] Some links lack explicit labels
  • [7.1 – 7.3] JavaScript features are not fully compatible with assistive tech or keyboard
  • [7.5] Status messages are not announced by assistive technologies
  • [8.6] Some pages lack a relevant page title
  • [8.9] Markup is sometimes used for presentation only
  • [9.1] Heading hierarchy is not always relevant
  • [9.3] Sequences are not structured with lists
  • [10.2] CSS-inserted information not exposed to assistive tech
  • [10.11] Loss of information at 400% zoom
  • [11.1] Form fields missing correctly linked labels
  • [11.5] Fields of the same type not grouped
  • [11.10] Help messages not linked to related fields
  • [12.7] Missing skip link to main content
  • [12.8] Issues in tab order
  • [13.3] PDFs not accessible and lack alternatives
  • [13.8] Moving/blinking content not user-controllable

Exemptions for disproportionate burden

None

Content not subject to accessibility obligation

None

Date of this accessibility statement

This statement was prepared on 31 December 2024.

Technologies used to build the site

  • HTML5
  • CSS
  • JavaScript
  • PHP

User agents, assistive tech and tools used to check accessibility

Tests were performed with the following browser/screen-reader combinations:

  • Firefox 133 and NVDA 2024
  • Firefox 133 and JAWS 2023
  • Safari 18 and VoiceOver (macOS Sequoia 15.2)
  • Chrome 131 and TalkBack (Android 11)

Verification combined manual tests with tools (dedicated CSS, HeadingsMaps, WebDeveloper Toolbar, Color Contrast Analyser).

Audited pages

The audited “Search page” and “Search results” were merged in v4.0.0; the “Data list” path has also changed since.

Feedback and contact

Under Article 11 of the French disability law, everyone has the right to compensation for the consequences of disability.

DGAC commits to providing, within a reasonable timeframe, an accessible alternative to the requested information or functionality, including for exempted content.

If you encounter an accessibility issue, contact us via the contact form so we can provide an adapted alternative (accessible version or content in another format).

Recourse

If an accessibility issue remains after you report it, you can escalate to the Defender of Rights (Défenseur des droits).

You can use the following channels:

  • Contact form of the Defender of Rights
  • Local delegate (contact details on the Defender of Rights website)
  • Phone: +33 (0)9 69 39 00 00
  • Mail (postage-free in France): Défenseur des droits - Libre réponse 71120 - 75342 Paris CEDEX 07
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