[C3] Gaikan Expressway (inner route) Wako Kita IC～Bijogi All of the bridge renewal works carried out at JCT have been completed.

~ Thank you for your understanding and cooperation for the construction ~

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[C3] Gaikan Expressway (inner route) Wako Kita IC～Bijogi All of the bridge renewal works carried out at JCT have been completed.

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2019 April 10
East Nippon Expressway Co., Ltd.
Kanto Regional Head Office

　C3 The bridge renewal work carried out at Gaikan Expressway (Kaikanto) was completed by 1:30 on April 10 (Wednesday).

We apologize for any inconvenience caused by traffic congestion due to lane restrictions during the construction period.
Thank you for your understanding and cooperation for the construction work.

1 Usage status during the construction period

The traffic volume of the outer ring road and detours during the construction period was as follows. ( See attached sheet [PDF: 287KB] )

(1) Traffic volume in the construction section

Outer loop road (inner loop) in the construction section Wakokita IC-Bijogi JCT, normal time ^{* 1} Congestion time zone compared to ^{* 2} The traffic volume in Approximately 60% (approximately 20,000 units / day) decrease have become.

: Average weekday traffic volume after the opening of the Gaikan Misato
: Traffic volume from 5 am to 8 pm

(2) Traffic volume on the outer ring road (section not under construction)

Outer loop road (inner loop) Kawaguchi-higashi IC-Soka IC, busy hours ^{* 2} When the traffic volume in ^{* 1} Compare with Approximately 10% (approximately 3,000 units / day) decrease I was doing it.

(3) Detour status

Congestion time zone on the Ken-O Road (inner loop), which is a detour for the construction section ^{* 2} When the traffic volume in ^{* 1} Compare with Approximately 20% increase I was doing it. From this Approximately 4,000 units / day It is presumed that the vehicle used in the detour.

We would like to thank our customers for their understanding and cooperation in using the detours and changing the usage time during the busy hours during the construction period.

2 Construction overview

Items	Content
Construction content	Part of the asphalt pavement on the bridge was replaced with high-strength concrete, and construction was carried out to improve the durability of the bridge.
Implementation period	The first week of construction: 2019 From 32:00 on Sunday, March 31 to 5:00 on Wednesday, April 3 The second week of construction: 2019 From April 7 (Sun) 22:00 to April 10 (Wed) 1:30
Lane regulation section	Outer annulus circle WakoKita IC - Bijyogi JCT
Closed point	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, from 5 am to 10 pm Inner route Toda Nishi IC entrance (Oizumi area) ・ All day during construction
Traffic congestion due to construction	Maximum congestion length during construction period ・ Outer Ring Road Inner route 10.3km starting near Toda Nishi IC (around 7:00 on April 1)

3 Situation photo

Photograph of asphalt pavement cutting situation — Asphalt pavement cutting situation

Photograph of blast cleaning — Status of cleaning

Photograph of steel fiber reinforced concrete construction situation — Steel fiber reinforced concrete construction status

Photograph of asphalt pavement construction situation — Asphalt pavement construction status

Expressway Renewal project
Now, bring safety and security to the next generation.
NEXCO EAST, in order to deliver safety and security to everyone,
Expressway We will work on the update and repair business.

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