---
title: "GM2 41 (a) Slippery wet runway — ANNEX I — Definitions, Aerodromes · Avioverse"
description: "The surface friction characteristics of the runway are considered degraded when below the minimum standards."
url: "https://avioverse.aero/regulations/easa/aerodromes/definitions/powers-and-recitals/gm2-41-a-slippery-wet-runway"
---

# GM2 41 (a) Slippery wet runway

ANNEX I — Definitions · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026

GM Guidance material

## GM2 41 (a) Slippery wet runway

The [surface friction](https://avioverse.aero/glossary/easa/surface-friction) characteristics of the [runway](https://avioverse.aero/glossary/easa/runway) are considered degraded when below the minimum standards.

GM — Regulation (EU) No 139/2014 · ED Decision 2021/003/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in Powers and recitals](https://avioverse.aero/regulations/easa/aerodromes/definitions/powers-and-recitals)

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.