Under the current Air OPS definition, a wet runway has visible dampness or water up to and including 3 mm deep within the area intended for use. Which listed conditions fall within that definition? 1 - water no deeper than 3 mm; 2 - visible dampness that changes the surface colour without a shiny appearance; 3 - a reflective moisture film no deeper than 3 mm; 4 - standing water deeper than 3 mm. - ATPL Question Bank In English