This load combination is intended for checking the characteristic serviceability limit state with wind. It considers snow as the leading action and applies ψ ₀ to accompanying variable actions. The load factors used are:

Balance Loading: 1.0 (std & alt)

Dead Loading: 1.0 (std & alt)

Live (Reducible) Loading: 0.7 (std) & 0.0 (alt)

Live (Unreducible) Loading: 0.7 (std) & 0.0 (alt)

Live (Storage) Loading: 1.0 (std) & 0.0 (alt)

Live (Parking) Loading: 0.7 (std) & 0.0 (alt)

Snow Loading: 1.0 (std) & 0.0 (alt)

Wind-Service Loading: 0.5 (std) & -0.5 (alt) (UK National Annex)

Wind-Service Loading: 0.6 (std) & -0.6 (alt) (Generic National Annex)