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Title:
STEEL PILE DRIVING METHOD INVOLVING DEGASSING PROCESS
Document Type and Number:
WIPO Patent Application WO/2011/125710
Kind Code:
A1
Abstract:
Disclosed is a steel pile driving method for driving a steel pile into the ground using a vibratory hammer and a transfer pipe that is disposed along the lengthwise direction of the aforementioned steel pile, wherein the steel pile driving method involves a step for inserting the aforementioned steel pile to a prescribed depth in the aforementioned ground by spraying water from the aforementioned transfer pipe while operating the aforementioned vibratory hammer, a step for forming a base protecting section around the end of the aforementioned steel pile by spraying a solidifying fluid material from the aforementioned transfer pipe while operating the aforementioned vibratory hammer, and a step for degassing the aforementioned solidifying fluid material by operating the aforementioned vibratory hammer for a fixed period of time after the aforementioned steel pile has been positioned at an anchoring depth and the spray of the aforementioned solidifying fluid material has been halted.

Inventors:
YAMASHITA Hisao (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
山下 久男 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
OKUMURA Makoto (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
奥村 誠 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
NISHIUMI Kenji (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
西海 健二 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
ISHIHAMA Yoshiroh (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
石濱 吉郎 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
Application Number:
JP2011/057966
Publication Date:
October 13, 2011
Filing Date:
March 30, 2011
Export Citation:
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Assignee:
NIPPON STEEL CORPORATION (6-1 Marunouchi 2-chome, Chiyoda-ku Tokyo, 71, 〒1008071, JP)
新日本製鐵株式会社 (〒71 東京都千代田区丸の内二丁目6番1号 Tokyo, 〒1008071, JP)
CHOWA KOGYO CO., LTD. (1-6-4, Osaki Shinagawa-k, Tokyo 32, 〒1410032, JP)
調和工業株式会社 (〒32 東京都品川区大崎1丁目6番4号 Tokyo, 〒1410032, JP)
YAMASHITA Hisao (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
山下 久男 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
OKUMURA Makoto (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
奥村 誠 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
NISHIUMI Kenji (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
西海 健二 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
International Classes:
E02D7/18; E02D5/30; E02D5/32; E02D5/44; E02D7/24
Attorney, Agent or Firm:
SHIGA Masatake et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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Claims: