---
title: "CS ADR-DSN.P.805 General — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "Markers should be frangible. Those located near a runway or taxiway should be sufficiently low to preserve clearance for propellers, and for the engine…"
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-p-visual-aids-for-navigation-markers/cs-adr-dsn-p-805"
---

# CS ADR-DSN.P.805 General

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.P.805 General

Markers should be frangible. Those located near a [runway](https://avioverse.aero/glossary/easa/runway) or [taxiway](https://avioverse.aero/glossary/easa/taxiway) should be sufficiently low to preserve clearance for propellers, and for the engine pods of jet [aircraft](https://avioverse.aero/glossary/easa/aircraft).

IR · CS ADR-DSN.P.805 — Regulation (EU) No 139/2014 · ED Decision 2014/013/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in CHAPTER P — VISUAL AIDS FOR NAVIGATION (MARKERS)](https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-p-visual-aids-for-navigation-markers)

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.