STONE COLUMNS PROJECTS
Project Name: Land development work at Disneyland Theme Park
Owner Name: Chiba-ken
Site of Construction: Chiba-ken, Urayasu-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 01/1998
Completion Date: 04/1999
Improvement length (m): 401.003
Project Name: Ground improvement work at Tokyo International Airport (A runaway)
Owner Name: The Ministry of Land, Infrastructure, and Transport
Site of Construction: Tokyo-to, Ota-ku
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 10/1998
Completion Date: 07/1999
Improvement length (m): 444.335
Project Name: Ground improvement work at report road bridge works between Umeshima-Maishima(20-30)
Owner Name: Osaka-ku
Site of Construction: Osaka-fu, Osaka-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 02/1999
Completion Date: 01/2000
Improvement length (m): 75.319
Project Name: Northside site ground improvement at two terms of Tokyo Gas Co., Ltd; Ogijima factory
Owner Name: Tokyo Gas Co., Ltd
Site of Construction: Kanagawa-ken, Kawasaki-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 06/1999
Completion Date: 03/2000
Improvement length (m): 30.392
Project Name: Road improvement work at National Highway Route338
Owner Name: Aomori-ken
Site of Construction: Akita-ken, Shimokita-gun
Purpose of improvement: Strength increase Preventing sliding failure
Start Date: 06/1999
Completion Date: 11/1999
Improvement length (m): 56.478
Project Name: Ground improvement work at Tokyo International Airport (East side terminal district)
Owner Name: The Ministry of Land, Infrastructure, and Transport
Site of Construction: Tokyo-to,Ota-ku
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 11/1999
Completion Date: 07/2000
Improvement length (m): 122.675
Project Name: Ground improvement work at Tokyo International Airport (East side terminal district)
Owner Name: Soil improvement work at Tokoname Road
Site of Construction: The Ministry of Land, Infrastructure, and Transport
Purpose of improvement: Strength increase preventing sliding failure
Start Date: 07/2002
Completion Date: 11/2002
Improvement length (m): 75.584
Project Name: Ground improvement work at Sakai LNG tank foundation
Owner Name: Osaka Gas Company Public Corporation
Site of Construction: Osaka-fu, Sakai-shi
Purpose of improvement: Strength increase preventing sliding failure
Start Date: 04/2002
Completion Date: 08/2003
Improvement length (m): 160.682
Project Name: Iwakuni airport north district shore protection work
Owner Name: Ministry of Defense
Site of Construction: Yamaguchi-ken, Iwakuni-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 04/2003
Completion Date: 06/2004
Improvement length (m): 205.383
Project Name: Hikari factory district soil improvement work of Takeda Chemical Industries, Ltd.
Owner Name: Takeda Chemical Industries, Ltd.
Site of Construction: Yamaguchi-ken, Kouto-ku
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 08/2005
Completion Date: 01/2006
Improvement length (m): 75.752
Project Name: Iwakuni airport north district shore protection work
Owner Name: Ministry of Defense
Site of Construction: Yamaguchi-ken, Iwakuni-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 05/2004
Completion Date: 05/2005
Improvement length (m): 90.164
Project Name: Iwakuni airport north district shore protection work (2)
Owner Name: Ministry of Defense
Site of Construction: Yamaguchi-ken, Iwakuni-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 03/2005
Completion Date: 03/2006
Improvement length (m): 58.658
Project Name: Soil improvement work in Nippon Oil Corp. Kawasaki office
Owner Name: Nippon Oil Corp.
Site of Construction: Kanagawa-ken, Kawasaki-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 08/2005
Completion Date: 11/2005
Improvement length (m): 62.084
Project Name: Iwakuni airport north district shore protection work (2004)
Owner Name: Ministry of Defense
Site of Construction: Yamaguchi-ken, Iwakuni-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 01/2005
Completion Date: 03/2007
Improvement length (m): 196.988
Project Name: Improvement work at Joetsu thermal power plant LNG underground tank
Owner Name: Chubu Electric Power Co., Inc.
Site of Construction: Niigata-ken, Joetsu-shi
Purpose of improvement: Strength increase Preventing sliding failure
Start Date: 08/2006
Completion Date: 11/2006
Improvement length (m): 43.859
Project Name: Ground improvement work at Tokyo International Airport (B area)
Owner Name: The Ministry of Land, Infrastructure, and Transport
Site of Construction: Tokyo-to, Ota-ku
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 04/2007
Completion Date: 03/2008
Improvement length (m): 140.000
Project Name: Improvement work at power generating machine of Sakaiminato power plant
Owner Name: Kansai Electric Power Co., Inc.
Site of Construction: Osaka-fu, Sakai-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 09/2006
Completion Date: 09/2007
Improvement length (m): 170.712
Project Name: Ground improvement Stage secondarily in Kansai airport (No.9)
Owner Name: Kansai Airport Company
Site of Construction: Osaka-fu
Purpose of improvement: Strength increase preventing sliding failure
Start Date: 05/2008
Completion Date: 09/2008
Improvement length (m): 32.366
Project Name: Road improvement work at Tomakomai (2008)
Owner Name: The Ministry of Land, Infrastructure, and Transport
Site of Construction: Hokkaido, Tomakomai-shi
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 05/2008
Completion Date: 09/2008
Improvement length (m): 54.782
Project Name: Ground improvement work at Tokyo International Airport (East area)
Owner Name: The Ministry of Land, Infrastructure, and Transport
Site of Construction: Tokyo-to, Ota-ku
Purpose of improvement: Measure against Ground Liquefaction
Start Date: 02/2008
Completion Date: 07/2008
Improvement length (m): 73.561