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[C3] Gaikan Expressway (Inside) Wako Kita IC- Bijogi Bridge JCT This year's Bridge Renewal Work has all been completed.

C3Gaikan Expressway (Inside) Wako Kita IC- Bijogi JCT
This bridge Ryo renewal work has all been completed.

~ Thank you very much for your understanding and cooperation in construction ~

Expressway renewal project

2019 April 10
East Nippon Expressway Co., Ltd.
Kanto office

C3The Ryo Bridge Renewal Work, which was conducted at Gaikan Expressway (outside ring road), was all finished by 1:30 on Wednesday, April 10.

During the construction period, we apologize for any inconvenience caused by traffic congestion due to traffic lane restrictions.
Thank you very much for your understanding and cooperation in construction.

The use situation during 1 construction period

The traffic volume of the outer ring road and the detour during the construction period was as follows. (see Attachment【PDF: 287KB】Link to PDF

(1) Traffic volume in construction section

In the outer ring road (inner circle) Wako Kita IC- Bijogi JCT in the construction section, the traffic volume in the congested time zone ※ 2 compared with the normal time ※ 1Approximately 60% (approximately 20 thousand units / day) decreasehave become.

* 1: Average traffic volume on weekdays after the opening of Outer Ring Road Misato Minami IC-Takatani JCT
※ 2: Traffic volume from 5:00 am to 2:00 am

(2) Traffic volume of outer ring road (section not carrying out construction)

In the outer ring road (inner circle) Kawaguchi Higashi IC-Soka IC, the traffic volume in the congested time zone ※ 2 compared with normal time ※ 1Approximately 10% (approximately 3 thousand units / day) decreaseIt was done.

(3) Situation of detour

The traffic volume in the congested time zone ※ 2 is compared with the normal time ※ 1 in the Ken-O Road (inside) that is the detour in the construction sectionAbout 20% increaseIt was done. From thisApproximately 4,000 units / dayIt is inferred that the vehicle of the detour was used.

Thank you very much for your understanding and cooperation in using the detour and changing the usage time during the congested hours during the construction period.

2 Outline of construction

Items Contents
Construction contents We replaced part of the asphalt pavement on the bridge with high-strength concrete, and carried out construction to improve the durability of bridges.
Implementation period First week of construction:2019 March 31 (Sun) 22:00 to April 3 (Wed) 5 5:00
Second week of construction:2019 April 7 (Sun) 22:00 to April 10 (Wed) 1:30
Lane restriction section Outer annulus circle WakoKita IC - Bijyogi JCT
Closed place
  • Inner turning Bijyogi JCT entrance (Capital Highway No. 5 from Ikebukuro Line and Saitama Omiya Line towards Outer Ring Road Oizumi)
    · Every day during the construction period 5: 00 ~ 22: 00
  • Inner turn Toda West IC entrance (Oizumi direction)
    · All day during the construction period
Traffic congestion situation with construction
  • Maximum traffic jam length during construction period
    ・ Outside ring road inner circumference 10.3km (around 1:00 on April 1) with Toda Nishi IC near the head

3 Status picture

  • Asphalt pavement cutting situation
    Asphalt pavement cutting situation
  • Groundbreaking situation
    Groundbreaking situation
  • Steel fiber reinforced concrete construction situation
    Steel fiber reinforced concrete construction situation
  • Asphalt pavement construction situation
    Asphalt pavement construction situation
Expressway renewal project
Expressway renewal project
For now, safety and security to the next generation.
NEXCO EAST, in order to deliver safety and security to everyone,
We will work on updating / repairing project at Expressway.
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