13-1 道路の現況（平成22～31年）Roads (2010 to 2019) 「道路施設現況調査」による。３月31日現在。ただし，平成30年以前は４月１日現在。（単位 1,000キロメートル）(In thousands of kilometres)総延長実延長改良済未改良路面別種類別年次，道路種別By surfaceBy kindYear and kind of road舗装道 簡易舗装道未舗装道 道路延長Paved roadsRoads withsimplepavementUnpavedroadsRoadlength平成22年20101,2691,2107404703266472371,1942720153)1,2771,2217674533426562231,2033020183)1,2801,2257784463476612161,2073120191,2811,2267824453496632151,208高速自動車国道Nationalexpressways9.29.09.0-9.0--6.4一般国道General nationalhighways6656532.4523.50.351都道府県道Prefectural roads1431301052586404.1126市町村道Municipal roads1,0631,0326144182026192101,025実延長Total real length種類別By kind橋梁トンネルBridgesTunnels年次，道路種別1)Year and kind of road箇所数延長箇所数延長NumberTotal lengthNumberTotal length自地域内都道府県界自地域内都道府県界Inside oneprefectureOnprefecturalboundaryInside oneprefectureOnprefecturalboundary(km)(km)(%)2)平成22年2010679,22766212,5259,7412163,72516927.02720153)690,08369213,26710,3012194,34917728.03020183)691,64769613,44910,4642334,58518028.4312019691,48869013,52310,5232344,68318128.5高速自動車国道Nationalexpressways12,379541,4231,133621,159-100.0一般国道General nationalhighways57,7331772,9094,0981372,1413493.2都道府県道Prefectural roads101,1392313,1382,713279225266.0市町村道Municipal roads520,2372286,0532,57984609519.6資料 国土交通省「道路統計年報」Source: Ministry of Land, Infrastructure, Transport and Tourism. Data are based on the Survey of Current Road Infrastructure Conditions. As of 31 March. However, up to 2018, as of 1 April.PavementratioTotal reallength1) 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，市町村道の一部に当年４月１日ではないデータを含む。1) Road bridges with the length 2 metres or more, including elevated roads and piers. 2) Excluding roads with simplepavement. 3) Including the data which are not 1April in part of the municipal roads, due to the Great East Japan Earthquake.歩道設置道路実延長舗装率Total lengthof roadswith sidewalksStandard-improvedUnimprovedTotal length338 13 運輸・観光
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