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Surface friction

EASA defines “Surface friction” in one regulation. The wording below is reproduced verbatim from the EASA Easy Access Rules, with a link to the paragraph it comes from.

‘Surface friction’ means the resistance offered to the movement of one body past a surface with which it is in contact.

CS ADR-DSN.A.002 · Aerodromes · Regulation (EU) No 139/2014 · Easy Access Rules, 13 Mar 2026 revision · Read CS ADR-DSN.A.002