Chugoku Expressway-Category Traffic

2015 and 2021 comparison

Combined traffic across all 215 comparable basic sections

2015
4,358,819
vehicles/day · sum of basic-section values
→
2021
4,109,238
vehicles/day · sum for the same sections
Change -249,581 vehicles/day(-5.7%)
RankPrefectureRouteSection represented by the traffic value2021 vehicles/day2015=100
1広島県山陽自動車道志和IC~東広島市・広島市安佐北区境59,78596.4
2岡山県山陽自動車道吉備SIC~倉敷JCT44,83193.7
3山口県関門橋下関IC~関門自動車道34,20295.9
4広島県府中仁保道路(高速2号線)仁保出入口~仁保JCT32,42287.5
5山口県山陽自動車道徳山西IC~防府東IC32,31995.6
6山口県中国自動車道小月IC~下関IC30,48994.1
7広島県安芸府中道路(高速1号線)温品出入口~間所出入口・温品JCT26,157102.6
8広島県広島南道路(高速3号線)仁保JCT~宇品出入口25,373112.7
9広島県広島西風新都線(高速4号線)中広出入口~広島市西区・広島市安佐南区境16,51092.8
10広島県広島自動車道広島西風新都IC~広島JCT16,04882.8
Meaning of the total: This is the sum of vehicles-per-day values across basic sections, not a count of unique vehicles. Only the same 215 sections with values in both years are compared; 1 non-comparable sections are excluded. Map positions and alignments are under review.