Port 1/8

JAPAN’S PORTS - MAINTENANCE AND RENEWAL
2. Aging of Port Facility

1. Ports in JapanOut of 996 ports nationwide, the following two groups
are designated as two majors along the Strategy forInternational Container Terminal Expansion:
 Keihin Port consisting of the Ports of Tokyo, Kawasaki
and Yokohama
 Hanshin Port consisting of the Ports of Osaka andKobe

Wharves and Their Aging
2500
Wharves built

2000

Cumulative number of wharvesin 50-year service or longer

1500

1000
500
0Ratio of Wharves in 50-Year Service or Longer
YR2012

YR2022

YR2013

8%

32%

58%

KEIHIN PORTHANSHIN PORT→ Attempts at the Port of Yokohama are shown in the following pages
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Port 2/8

OUTLINE THE PORT OF YOKOHAMA

Historic port opened in 1859
Developed with hinterland Tokyo Metropolitan Area
Regular service counts 90 ships a week to handle approx. 2.8 million TEU.
Receive about 130 large passenger boats a year

コンテナ船の大型化に対応した大規模なコンテナター
HONMOKU WHARF
ミナルの整備を推進。
DAIKOKU WHARF【国際海上コンテナターミナルの整備 等】

Under Construction

MINAMI-HONMOKU WHARF

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STRUCTURAL TYPE – WHARVES AT THE PORT OF YOKOHAMAPort 3/8

Type of Wharves

2%25%
Wharves withwater depth >10 meters

36%

36%

Copy right (c) 2013 Ministry of Land, Infrastructure, Transport and Tourism, Japan, All rights reserved .

SHEET PILES
矢板式
PIERS
桟橋式
RETAINING
重力式
WALLS
OTHERS
その他

Steel structure’s
share of 70%
approx.

AGING – QUAYWALLS AT THE PORT OF YOKOHAMAPort 4/8Years after service
commenced～9< 9 years

2%

14%

25%

10～19
10 - 19 years
20～2920 - 29 years
30～3930 - 39 years

Quaywalls withwater depth >10 meters

23%

40～49
40 - 49 years

50～> 50 years
29%

7%

Copy right (c) 2013 Ministry of Land, Infrastructure, Transport and Tourism, Japan, All rights reserved .

Above 30 years
shares 60%
approx.

PLAN APT MAINTENANCE OF PORT FACILITY

Optimize to implement maintenance program in what and when to inspect
Launch preventive approach for efficient maintenance

Convert to Preventive MaintenanceInspection of Pier on Water Surface

Function

Life-time improvement

Renewal atlower cost
Large-scalerenewal athigher cost

Original life-time (Designed life-time)Time

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Port 5/8

Port 6/8

IMPROVE SERVICE STANDARDS AT RENEWAL

Upgrade port functions in water depth, yard capacity and scenic amenity at renewing aged facility tomeet social demands and required service standard.

Serve bigger ships

Serve more containers

Copy right (c) 2013 Ministry of Land, Infrastructure, Transport and Tourism, Japan, All rights reserved .

Care for scenery

Port 7/8

LARGE-SCALE RENEWAL AT THE PORT OF YOKOHAMA – EX1
Improved service by filling 40-year old comb-shaped wharf to extend deeper quay and container yard.

Improved water depth from 10-13 meters to 16 meters

Former Pier B

Abandon to fill aged
and deteriorated piers

Copy right (c) 2013 Ministry of Land, Infrastructure, Transport and Tourism, Japan, All rights reserved .

FilledHONMOKU WHARF

Former Pier C

Port 8/8

LARGE-SCALE RENEWAL AT THE PORT OF YOKOHAMA – EX2
Osanbashi (Big Pier), opened 1894, served as front door for international (and local) passenger boats.

At renewal from aging, a greenery park was set up on the Pier to create scenic but bustling amenity.

YR 1965

Copy right (c) 2013 Ministry of Land, Infrastructure, Transport and Tourism, Japan, All rights reserved .

Now