* Stock effect: An effect that can be obtained continuously and in the medium to long term by the functioning of developed social capital.

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Sanriku Coastal Road Yamoto Ishinomaki Road's Ishinomaki Onagawa IC and 4 lanes (Naruse Oku Matsushima IC-Ishimaki Onagawa IC) were changed to Senen Road 's Tagajo IC and 4 lanes (Sendai Kohoku IC) on October 4, 2015. -Rifuchu IC) was opened on March 27, 2016, respectively.

We would like to inform you that we have summarized the stock effect after opening this time.

The four-lane widening business of Ishinomaki Onagawa IC-Momoyo Toyosato IC completed on March 30 is currently under investigation, and will be announced later.

Stock effect after opening

• Yamoto Ishinomaki Road/Senshio Senen Road (Sanriku Coastal Road) resolved its chronic congestion [PDF: 698KB]
  
  • Average travel time​ ​reduced by 11 minutes for Yamoto Ishinomaki Road and Senen Road-en Road
  • 平均速度が大幅（50km/h以上）に向上し、混雑が解消
• Improves the punctuality of delivery time for parcel delivery and contributes to improved customer service [PDF: 649KB]
  
  • By shortening the delivery time between Ishinomaki and Sendai and improving time reliability, it is possible to delay the collection time and​ ​meet customer needs.
• Improved hospital access (convenient access to hospitals from afar due to reduced travel time) [PDF:883KB]
  
  • Due to the shortened travel time, the number of outpatients from distant Higashi Matsushima City and Tome City has increased by about 700 (about 20%) from before the opening.
• On-time operation of highway buses improves and contributes to reduction of personnel expenses [PDF: 944KB]
  
  • After the opening of 4 lanes, the schedule of the highway bus was revised and the delay was almost eliminated (weekday morning and evening peak).
  • Contributes to reducing driver restraint time​