JET GROUTING PROJECTS
Project Name: Barton Pump Station Upgrade- Seattle, Washington
Owner Name: King County-Washington
Main Contractor: Prospect Construction, Inc.
Improvement diameter and Total Volume: 9 ft (φ2,744 mm) and 7,200 CY (5,470 m3)
Start Date: 10/2012
Completion Date: 02/2013
Project Name: Nakashima sewage pumping station rainwater stagnant water pond construction Superjet-Midi
Owner Name: Muroran-shi
Main Contractor: Itogumidoken Co., Ltd
Improvement diameter and Total Volume: φ3,500 / 2,500（m3）
Start Date: 02/2008
Completion Date: 03/2009
Project Name: Osaka north utility tunnel Hirakata district shaft construction Superjet
Owner Name: Ministry of Land, Infrastructure, and Transport
Main Contractor: Mori-Gumi Co., Ltd
Improvement diameter and Total Volume: φ5,000 / 1,200（m3）
Start Date: 01/2009
Completion Date: 06/2009
Project Name: Motoasakusa rebuilding ground improvement construction CJG
Owner Name: Tokyo-to
Main Contractor: Araigumi Co., Ltd
Improvement diameter and Total Volume: φ2,000 / 5,000（m3）
Start Date: 09/2009
Completion Date: 04/2010
Project Name: 357 coastal lines Chiba district improvement construction Superjet
Owner Name: Ministry of Land, Infrastructure, and Transport
Main Contractor: Shimizu Corporation
Improvement diameter and Total Volume: φ5,000 / 3,000（m3）
Start Date: 03/2009
Completion Date: 05/2009
Project Name: Mihama Power Plant ground improvement construction Supejet-Midi
Owner Name: Kansai Electric Power Company
Main Contractor: Kajima Corporation
Improvement diameter and Total Volume: φ3,500 / 1,500（m3）
Start Date: 07/2008
Completion Date: 09/2008
Project Name: Kashiwazaki Nuclear Power Plant ground improvement construction Superjet
Owner Name: Tokyo Electric Power Company
Main Contractor: Hazamagumi, Nishimatsu, Fukudagumi Joint Venture
Improvement diameter and Total Volume: φ5,000 / 12,000（m3）
Start Date: 06/2008
Completion Date: 09/2008
Project Name: Higashikomatsugawa pumping station dynamo institution ground improvement construction Superjet
Owner Name: Tokyo-to
Main Contractor: M Tec Co., Ltd
Improvement diameter and Total Volume: φ5,000 / 2,400（m3）
Start Date: 07/2008
Completion Date: 04/2009
Project Name: Katsushima pumping station ground improvement construction Superjet-Midi
Owner Name: Tokyo-to
Main Contractor: Tobishima Corporation
Improvement diameter and Total Volume: φ3,500 / 2,000（m3）
Start Date: 12/2008
Completion Date: 03/2009
Project Name: Ohashi tunnel ground improvement construction CJG
Owner Name: Metropolitan Expressway Co., Ltd
Main Contractor: Shimizu Corporation
Improvement diameter and Total Volume: φ2,000 / 9,000（m3）
Start Date: 10/2006
Completion Date: 02/2007
Project Name: Roadway escape under the ground improvement construction Superjet
Owner Name: Tokyo-to
Main Contractor: Kihara Co., Ltd
Improvement diameter and Total Volume: φ5,000 / 10,000（m3）
Start Date: 08/2006
Completion Date: 12/2007
Project Name: Senjyu rebuilding ground improvement construction Superjet-Midi
Owner Name: Tokyo-to
Main Contractor: Daiho Corporation
Improvement diameter and Total Volume: φ3,500 / 4,000（m3）
Start Date: 03/2006
Completion Date: 06/2006
Project Name: Nishishinjuku south areaway tunnel construction Superjet-Midi
Owner Name: Metropolitan Expressway Co., Ltd
Main Contractor: Fujita Corporation
Improvement diameter and Total Volume: φ3,500 / 9,000(m3)
Start Date: 01/2006
Completion Date: 04/2006