---
title: "GM1 ADR-DSN.L.600 Road-holding position marking — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "Where a road that accesses a runway or a taxiway is unpaved, it may not be possible to install markings."
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-l-visual-aids-for-navigation-markings/gm1-adr-dsn-l-600"
---

# GM1 ADR-DSN.L.600 Road-holding position marking

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

GM Guidance material

## GM1 ADR-DSN.L.600 Road-holding position marking

(a) Where a [road](https://avioverse.aero/glossary/easa/road) that accesses a [runway](https://avioverse.aero/glossary/easa/runway) or a [taxiway](https://avioverse.aero/glossary/easa/taxiway) is unpaved, it may not be possible to install markings. In such cases, a [road-holding position](https://avioverse.aero/glossary/easa/road-holding-position) signs and/or lights should be installed, combined with appropriate instructions on how the driver of a vehicle should proceed.

(b) Where it is possible to install markings, they should conform to national regulations for traffic sings and markings.

\[Issue: ADR-DSN/3]

GM · GM1 ADR-DSN.L.600 — Regulation (EU) No 139/2014 · ED Decision 2016/027/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in CHAPTER L — VISUAL AIDS FOR NAVIGATION (MARKINGS)](https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-l-visual-aids-for-navigation-markings)

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.