---
title: "GM1 ADR-DSN.L.597 Apron service road marking — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "The term service road encompasses also other types of roads, such as the perimeter service roads, which are used to provide access to security or…"
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-l-visual-aids-for-navigation-markings/gm1-adr-dsn-l-597"
---

# GM1 ADR-DSN.L.597 Apron service road 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.597 Apron service road marking

(a) The term service [road](https://avioverse.aero/glossary/easa/road) encompasses also other types of roads, such as the perimeter service roads, which are used to provide access to security or maintenance services etc. of the [aerodrome](https://avioverse.aero/glossary/easa/aerodrome). However, such types of service roads do not fall under the term ‘[apron service road](https://avioverse.aero/glossary/easa/apron-service-road)’.

(b) When an apron service road crosses a [taxiway](https://avioverse.aero/glossary/easa/taxiway), a separate [road-holding position](https://avioverse.aero/glossary/easa/road-holding-position) [sign](https://avioverse.aero/glossary/easa/sign), in accordance with CS ADR-DSN.N.800, or road-holding position [marking](https://avioverse.aero/glossary/easa/marking), in accordance with CS ADR-DSN.L.600, should indicate that vehicles are required to stop.

(c) Markings located on an [apron](https://avioverse.aero/glossary/easa/apron) are prescribed in CS ADR-DSN.L.555, CS ADR-DSN.L.590 and CS ADR-DSN.L.595.

\[Issue: ADR-DSN/3]

GM · GM1 ADR-DSN.L.597 — 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.