How much did the three Honshu–Shikoku expressways cost?
The Honshu-Shikoku Bridge Project is the set of three expressway routes linking Honshu and Shikoku: the Kobe-Awaji-Naruto Expressway of 89.0 km opened in April 1998, the Seto-Chuo Expressway of 37.3 km opened in April 1988 and the Nishiseto Expressway of 59.4 km opened in May 1999. A Ministry of Land, Infrastructure, Transport and Tourism overview table gives project costs for the road part of 1,470 billion yen, 670 billion yen and 730 billion yen, together 2,870 billion yen for 185.7 km.
Final project cost
¥2870 billion
Approximately $25.2 billion
Cost basis: 1999
Hideyuki KAMON from Takarazuka / 宝塚市, Hyogo / 兵庫県, Japan / 日本CC BY-SA 2.0
Cost evidence
Basis of the published figure
Final project cost1999
Project metrics
Key dimensions
- Total lengthMinistry of Land, Infrastructure, Transport and Tourism
- 185.7 km
Project record