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A letter H within a circle or a square touchdown area.
Also known as: Helideck marking, Touchdown and lift-off area
A helicopter landing area is marked with an H, usually within a circle giving the touchdown and lift-off area. Hospital helipads add a cross in some countries, and a marked maximum weight in tonnes is painted alongside because the surface has a load limit.
Marks a helicopter touchdown and lift-off area with a letter H, usually within a circle or a square.
Contexts: Public information, Navigation
Carries a maximum permitted mass painted alongside, since the landing surface has a structural limit that the marking does not otherwise convey.
Contexts: Public information, Navigation
A large capital letter H painted within a circle, with numerals painted beside or around it.