DS EN 13056:2000
DS EN 13056:2000 Inland Navigation Vessels - Stairs With Inclination Angles Of 30 Degrees To < 45 Degrees - Requirements, Types Pertains to stairs with inclination angles of 30 degrees, up to but not exceeding 45 degrees, having at least 2 steps and used on inland navigation vessels. Covers stairs that are fixed in the passeng