"seamark:gate:category"=>"flood_barrage","seamark:type"=>"gate"
"seamark:gate:category"=>"flood_barrage","seamark:type"=>"gate"
"url"=>"https://nl.wikipedia.org/wiki/Spuisluis"
"maxdraft"=>"2.3","seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"999","seamark:gate:clearance_width"=>"9","seamark:information"=>"The gate closes @ water level NAP +2.4 m or higher","seamark:name"=>"Stavenisse, Keersluis","seamark:national_information"=>"De keersluis sluit bij een waterstand van NAP+2,40m","seamark:source"=>"https://www.vaarweginformatie.nl/frp/main/#/geo/detail/EXCEPT_NAV_STRUCTURE/36640","seamark:type"=>"gate"
"maxdraft"=>"1.5","maxwidth"=>"5","seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"999","seamark:gate:clearance_width"=>"5","seamark:gate:minimum_depth"=>"1.5","seamark:information"=>"Normally open for shipping","seamark:name"=>"Abcoude, Keersluis","seamark:source"=>"https://www.vaarweginformatie.nl/","seamark:type"=>"gate"
"seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"unknown","seamark:gate:clearance_width"=>"13.5","seamark:information"=>"lifting gate → limited hight","seamark:type"=>"gate"
"lock_name"=>"Toldeur","maxwidth"=>"5","seamark:type"=>"gate"
"maxdraft"=>"3","seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"999","seamark:gate:clearance_width"=>"11","seamark:name"=>"Mook, keersluis","seamark:source"=>"https://www.vaarweginformatie.nl/frp/main/#/geo/detail/EXCEPT_NAV_STRUCTURE/46192","seamark:type"=>"gate"
"seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"1.8","seamark:gate:clearance_width"=>"8.5","seamark:information"=>"clearances estimated","seamark:name"=>"Keersluis De Diem","seamark:type"=>"gate"
"seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"1.8","seamark:gate:clearance_width"=>"8.5","seamark:information"=>"clearances estimated","seamark:name"=>"Keersluis De Diem","seamark:type"=>"gate"
"maxdraft"=>"2.42","seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_width"=>"9.45","seamark:source"=>"https://www.vaarweginformatie.nl/frp/main/#/geo/detail/EXCEPT_NAV_STRUCTURE/36287","seamark:type"=>"gate"
"seamark:gate:category"=>"flood_barrage","seamark:gate:clearance_height"=>"999","seamark:type"=>"gate"