Seishō Bypass
Seishō Bypass | |
---|---|
西湘バイパス | |
Route information | |
Length | 14.5 km |
Location | |
Country | Japan |
Highway system | |
The Seishō Bypass (西湘バイパス, Seishō Baipasu) (lit. West Shōnan Bypass) is a toll road in Kanagawa Prefecture, Japan. It is owned and managed by Central Nippon Expressway Company.
Overview
Officially the road is designated as a bypass for National Route 1. It is also classified as a road for motor vehicles only (自動車専用道路, Jidōsha Senyō Dōro) and access is controlled with interchanges and junctions in a similar manner to national expressways in Japan.
The road closely follows the coastline of
The first section of the road was opened to traffic in 1967 and the entire route was completed in 1972.[3] The main route has 4 lanes of traffic and the Ishibashi branch route has 2 lanes.
There are three toll collection points along the road. On the main route at the Tachibana Toll Plaza, a toll of 250
In September 2007 Typhoon Fitow caused extensive damage to the road, reducing some sections to two lanes of traffic and forcing the complete closure of other sections. The entire road was restored to full capacity on April 25, 2008.[4]
Interchange list
- IC - toll gate
Main Route
Name | Connections | Dist. from Origin |
Notes | Location (all in Kanagawa) |
---|---|---|---|---|
Through to Seishō Bypass (toll-free section) | ||||
Seishō-Ninomiya IC | National Route 1 | 0.0 | Ninomiya | |
Tachibana IC/ Tachibana TB/ Seishō PA |
National Route 1 | 2.8 | IC: Ninomiya-bound entrance and exit only PA: Ninomiya-bound only |
Odawara
|
Kōzu IC/ Seishō PA |
National Route 1 Pref. Route 72 (Matsuda Kōzu Route) |
5.5 | PA: Hakone-bound only | |
Sakawa IC | National Route 1 | 8.0 | Ninomiya-bound entrance only | |
Odawara IC | National Route 1 | 9.6 | Ninomiya-bound entrance, Hakone-bound exit only | |
Hayakawa JCT | Ishibashi Branch Route | 11.6 | ||
Hayakawa IC | 12.2 | Ninomiya-bound entrance, Hakone-bound exit only | ||
Hakone Turnpike | ↓ | Ninomiya-bound entrance, Hakone-bound exit only | ||
Odawara-nishi IC | Odawara-Atsugi Road | 13.8 | Local road access via Odawara-Atsugi Road only | |
Hakoneguchi IC | National Route 1 | 14.5 | ||
Through to Odawara-Hakone Road |
Ishibashi Branch Route
Name | Connections | Dist. from Origin |
Notes | Location (all in Kanagawa) |
---|---|---|---|---|
Hayakawa JCT | Main Route | 11.6 | Odawara
| |
Odawara Blue Way Bridge | ↓ | |||
Ishibashi IC | National Route 135 | 13.4 |
References
- ^ Ministry of Land, Infrastructure and Transport, Kanto Bureau. "50 Years of History Online Magazine, Series 4". Retrieved 2008-06-03.
{{cite web}}
: CS1 maint: multiple names: authors list (link)[permanent dead link] - ^ a b "E-NEXCO Drive Plaza Route Search". Retrieved 2008-06-03.
- ^ Japan Civil Engineering Contractors' Association. "Construction History of Japan". Archived from the original on 2007-02-17. Retrieved 2008-06-03.
- ^ Ministry of Land, Infrastructure and Transport, Kanto Bureau, Yokohama Office. "Status of Seisho Bypass Restoration". Retrieved 2008-06-03.
{{cite web}}
: CS1 maint: multiple names: authors list (link)
External links