Title: +038=627.001-##001T_03-Fasadevasksystem NorAcon - International Code of Practice (ICOP).pdf
Land: small trees in leaf sway; moderate size branches move Sea: moderate waves; many whitecaps; small amounts of spray28.7 to 38.8 km/h 17.9 to 24.1 mph 15.5 to 21 knots 8 to 10.8 m/s2 m to 3 m6 ft to 9 ft6Strong breezeLand: large branches move; wires whistle; umbrella use difficult Sea: long waves form; frequent white foam crests; some airborne spray38.8 to 49.9 km/h 24.1 to 31 mph 21 to 26.9 knots 10.8 to 13.9 m/s3 m to 4 m9 ft to 13 ft7High wind/Moderate galeLand: whole trees are in motion; walking against the wind is difficult Sea: sea heaps up; foam blown from breaking waves; moderate spray49.9 to 61.8 km/h 31 to 38.4 mph 26.9 to 33.4 knots 13.9 to 17.2 m/s4 m to 5.5 m13 ft to 19 ft8Gale/Fresh galeLand: twigs break from trees; difficult to walk against the wind Sea: high waves with breaking crests; streaks of foam; considerable spray61.8 to 74.6 km/h 38.4 to 46.3 mph 33.4 to 40.3knots 17.2 to 20.7 m/s5.5 m to 7.5 m18 ft to 25 ft9Strong gale