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CS ADR-DSN.B.045 Width of runways

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

IRImplementing rule

CS ADR-DSN.B.045Width of runways

(a)The width of a runway should be not less than the appropriate dimension specified in the Table B-1.

Code numberOuter Main Gear Wheel Span (OMGWS)
Up to but not including 4.5 m4.5 m up to but not including 6 m6 m up to but not including 9 m9 m up to but not including 15 m
1a18 m18 m23 m—
2a23 m23 m30 m—
330 m30 m30 m45 m
4——45 m45 m
a The width of a precision approach runway should be not less than 30 m where the code number is 1 or 2.

Table B-1. Width of runway

(b)The width of the runway should be measured at the outside edge of the runway side stripe marking where provided, or the edge of the runway.

[Issue: ADR-DSN/4]

IR · CS ADR-DSN.B.045 — Regulation (EU) No 139/2014 · ED Decision 2017/021/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

All rules in CHAPTER B — RUNWAYS

Consolidated from the EASA Easy Access Rules (revision 13 Mar 2026, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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