---
title: "CS ADR-DSN.R.855 Closed runways and taxiways, or parts thereof — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "Characteristics of closed markings: The closed marking should be of the form and proportions as detailed in Figure R-1, Illustration (a), when displayed…"
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-r-visual-aids-for-denoting-restricted-use/cs-adr-dsn-r-855"
---

# CS ADR-DSN.R.855 Closed runways and taxiways, or parts thereof

Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7 · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026

IR Implementing rule

## CS ADR-DSN.R.855 Closed runways and taxiways, or parts thereof

Characteristics of closed markings: The closed [marking](https://avioverse.aero/glossary/easa/marking) should be of the form and proportions as detailed in Figure R-1, Illustration (a), when displayed on a [runway](https://avioverse.aero/glossary/easa/runway), and should be of the form and proportions as detailed in Figure R-1, Illustration (b), when displayed on a [taxiway](https://avioverse.aero/glossary/easa/taxiway). The marking should be white when displayed on a runway and should be yellow when displayed on a taxiway.

\[Figure or form omitted from this preview — available in the Avioverse workspace library.]

Figure R-1. Runway and taxiway closed markings

\[Issue: ADR-DSN/3]

\[Issue: ADR-DSN/5]

\[Issue: ADR-DSN/7]

IR · CS ADR-DSN.R.855 — Regulation (EU) No 139/2014 · ED Decision 2025/004/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in CHAPTER R — VISUAL AIDS FOR DENOTING RESTRICTED USE AREAS](https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-r-visual-aids-for-denoting-restricted-use)

Consolidated from the EASA Easy Access Rules (revision 13 Mar 2026, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.