Polish inland waterway system

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:inland_waterway_system
gptkbp:challenge	insufficient investment seasonal navigation shallow depths
gptkbp:class	mainly class I–III (European waterway classification)
gptkbp:connectsTo	gptkb:Baltic_Sea gptkb:Oder–Havel_Canal international waterway network
gptkbp:country	gptkb:Poland
gptkbp:governed_by	gptkb:Ministry_of_Infrastructure_(Poland)
gptkbp:historical_development	gptkb:19th_century
gptkbp:international_corridors	gptkb:E40 E30 E70
gptkbp:main_canals	gptkb:Gliwice_Canal gptkb:Elbląg_Canal gptkb:Augustów_Canal gptkb:Bydgoszcz_Canal
gptkbp:mainRiver	gptkb:Vistula gptkb:Warta gptkb:Oder gptkb:Noteć
gptkbp:major_ports	gptkb:Gdańsk gptkb:Szczecin gptkb:Warsaw gptkb:Wrocław
gptkbp:modernization_needs	infrastructure upgrades
gptkbp:total_length	3655 km
gptkbp:usedFor	recreation cargo transport passenger transport
gptkbp:bfsParent	gptkb:German_inland_waterway_system
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Polish inland waterway system