---
title: "CS ADR-DSN.D.255 Junction and intersection of taxiways — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "To facilitate the movement of aeroplanes, fillets should be provided at junctions and intersections of taxiways with runways, aprons, and other taxiways."
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-d-taxiways/cs-adr-dsn-d-255"
---

# CS ADR-DSN.D.255 Junction and intersection of taxiways

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.D.255 Junction and intersection of taxiways

(a) To facilitate the [movement](https://avioverse.aero/glossary/easa/movement) of aeroplanes, fillets should be provided at junctions and intersections of taxiways with runways, aprons, and other taxiways.

(b) The design of the fillets should ensure that the minimum wheel clearances specified in CS ADR-DSN.D.240 are maintained when aeroplanes are manoeuvring through the junctions or intersections.

IR · CS ADR-DSN.D.255 — Regulation (EU) No 139/2014 · ED Decision 2014/013/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in CHAPTER D — TAXIWAYS](https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-d-taxiways)

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.