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Ƙaramin ɓangare na |
thoroughfare (en) ![]() |
Hanyar ruwa ita ce kowane jikin ruwa mai kewayawa. Bambance-bambance mai faɗi yana da amfani don guje wa shubuha, kuma ɓatashi zai kasance da mabambanta mahimmanci dangane da ƙayyadaddun kalmar dai-dai a cikin wasu harsuna. Bambanci na farko ya zama dole tsakanin hanyoyin jigilar ruwa da hanyoyin ruwa da jiragen ruwa na cikin gida ke amfani da su. Hanyoyin jigilar kayayyaki na ruwa suna ƙetara tekuna da tekuna, da wasu tafkuna, inda ake tsammanin zazzagewa, kuma babu aikin injiniya da ake buƙata, sai dai don samar da daftarin jigilar ruwa mai zurfi don kusanci tashar jiragen ruwa ( tashoshi ), ko don samar da ɗan gajeren yanke a kan isthmus; wannan shine aikin magudanar ruwa . Ba a yawanci bayyana tashoshi da aka bushe a cikin teku a matsayin hanyoyin ruwa. Akwai keɓanta ga wannan bambance-bambancen farko, musamman ma don dalilai na shari'a, duba ƙarƙashin ruwan duniya.
Inda tashar jiragen ruwa ke cikin ƙasa, ana tunkarar su ta hanyar ruwa da za'a iya kiranta "cikin ƙasa" amma a aikace ana kiranta da "hanyar ruwa ta ruwa" (misali Seine Maritime, Loire Maritime, Seeschiffahrtsstraße Elbe). Kalmar "hanyar ruwa ta cikin ƙasa" tana nufin koguna masu kewayawa da magudanan ruwa da aka ƙera don amfani da su kawai ta hanyar ruwa na cikin ƙasa, a fakaice da ƙanƙanta fiye da na jiragen ruwa da ake da su.
Domin hanyar ruwa ta kasance mai kewayawa, dole ne ya cika sharudda da yawa:
Jirgin ruwa da ke amfani da magudanan ruwa ya bambanta daga kananan jiragen ruwa na dabba zuwa manya-manyan tankunan ruwa da na jiragen ruwa, kamar jiragen ruwa na balaguro .