13 Transport and Tourism 341 「道路施設現況調査」による。３月31日現在。ただし、平成27年以前は４月１日現在。 Data are based on the Survey of Current Road Infrastructure Conditions. As of 31 March. However, up to 2015, as of 1 April.（単位 1,000キロメートル）令令和和22年年高速自動車国道National一般国道都道府県道市町村道令令和和22年年高速自動車国道National一般国道都道府県道市町村道1) 橋長２m以上の道路橋で、高架の道路及び桟橋を含む。 2) 簡易舗装を除く。 3) 東日本大震災の影響により、市町村道の一部に最新データになっていない部分を含む。1) Road bridges with the length 2 metres or more, including elevated roads and piers. 2) Excluding roads with simplepavement. 3) Including data for some municipal roads that are not up-to-date due to the Great East Japan Earthquake.資料 国土交通省「道路統計年報」Source: Ministry of Land, Infrastructure, Transport and Tourism.年次、道路種別平成22年2731年次、道路種別Year and kind of road平成22年27311133--11 道道路路のの現現況況（平成22年～令和２年）Roads (2010 to 2020)規格改良済未改良舗装道 実延長種類別By kindトンネルTunnels延長箇所数Number都道府県界On自地域内路面別簡易舗装道Roads with未舗装道 道路延長歩道設置道路実延長延長種類別舗装率Year and kind of road2010201520192020expresswaysGeneral nationalhighwaysPrefectural roadsMunicipal roads2010201520192020expresswaysGeneral nationalhighwaysPrefectural roadsMunicipal roads総延長実延長Total lengthTotal real橋梁Bridges箇所数Number都道府県界On自地域内length1,2691,2771,2811,2829.31,2101,2211,2261,2289.13)3)3)66561431,0641301,0333)Inside oneprefectureprefecturalboundary66269269069254679,227690,083691,488692,42512,4973)3)3)17358,702223242101,390519,8363)Standard-improvedUnimprovedPaved roads7407677827859.1470453445443-542.410561725416Total real length1)Total lengthInside oneprefectureprefecturalboundary(km)12,52513,26713,52313,5751,4289,74110,30110,52310,8891,3672,9474,2103,1446,0552,7402,572By surfacesimplepavementUnpavedroads3263423493519.1647656663664-237223215213-523.40.386203406214.0209Total lengthof roadswith sidewalksTotal length(km)3,7254,3494,6834,7721,17321621923423960169177181182-2,192143349334752795396(In thousands of kilometres)By kindRoad length1,1941,2031,2081,2096.5511261,027Pavementratio(%)2)27.028.028.528.6100.093.466.319.7
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