Development of FA Mortar Overspread Shield to Prevent Piping of Seawall Backfilling Materials

Takuya MOTOKI; Kenji YOSHIHIRA; Hiroichi TSURUYA; Gou Takeuchi; Taizo KOZAWA; Tsuneo Izutsu

doi:10.2208/prooe.19.517

PROCEEDINGS OF CIVIL ENGINEERING IN THE OCEAN

Online ISSN : 1884-8265
Print ISSN : 0912-7348
ISSN-L : 0912-7348

Development of FA Mortar Overspread Shield to Prevent Piping of Seawall Backfilling Materials

Takuya MOTOKI, Kenji YOSHIHIRA, Hiroichi TSURUYA, Gou Takeuchi, Taizo KOZAWA, Tsuneo Izutsu

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Keywords: FA mortar, coal ashes, sucking prevention sheet, Naha Port

JOURNAL FREE ACCESS

2003 Volume 19 Pages 517-521

DOI https://doi.org/10.2208/prooe.19.517

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Abstract

A new material (FA mortar) which is mainly made of coal ashes is investigated experimentally and numerically for the use of sucking prevention behind the backfill of a caisson in place of a sheet.The validity is confirmed in the present study and based on the investigations, the test execution has been conducted in Naha Port.

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