"description"=>"D19 W69 L350 steht Offen","seamark:gate:clearance_width"=>"6.8","seamark:type"=>"gate"
"depth"=>"1.3","seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_width"=>"6","seamark:name"=>"Keersluis Lange Sleat","seamark:type"=>"gate","width"=>"6"