Expressway infrastructure longevity plan (action plan)
- Corporate Top
- Business guide
- Road management and operation business
- Expressway infrastructure longevity plan (action plan)
In order to clarify the direction of medium- to long-term efforts to steadily promote the maintenance and renewal of Expressway managed by NEXCO EAST NEXCO EAST the "Infrastructure Life Extension Plan (Action Plan)" Was formulated.
In addition, based on the "Infrastructure Longevity Plan (Action Plan)", we have formulated "Individual Facility Plan" which is a concrete countermeasure policy for each individual facility.
- Infrastructure life extension plan (action plan) Reiwa 3 to Reiwa 7 (November 11, Reiwa 3) [PDF: 935KB]
- Infrastructure life extension plan (action plan) FY2014-FY2020 (March 31, 2015) [PDF: 3.1MB]
- Individual facility plan (January 2020) [PDF: 432KB]
- Individual facility plan (March 2023) [PDF: 426KB]
- Individual facility plan (January 4th year of Reiwa) [PDF: 502KB]
- Individual facility plan (2020 Reiwa) [PDF: 298KB]
- Facility-specific plan (2019 12 May) [PDF: 310KB]
- Individual facility plan (December 2018) [PDF: 343KB]
- Individual facility plan (December 2017) [PDF: 193KB]
- Individual facility plan (December 2016) [PDF: 282KB]
Attachment (inspection plan / repair plan)
- Bridge [PDF: 651KB]
- Tunnel [PDF: 135KB]
- Shed [PDF: 66KB]
- Large culvert [PDF: 210KB]
- Pedestrian bridge [PDF: 50KB]
- Gate-shaped signs, etc. [PDF: 141KB]
To view the PDF file, you need the Adobe Systems plug-in software "Acrobat Reader (Japanese version)". If you do not have Download from here (free)Please use it.