道路用防護柵の鋼製基礎部材及び道路用防護柵並びにその構築工法

Japanese Patent JP7084712

B2

To provide, by materializing a steel foundation member of a road's guard fence capable of solving the issues regarding conventional foundations at one time, a road's guard fence and a steel foundation member for the road's guard fence together with their construction method, which are remarkably superior in handling ability, workability, economical efficiency and global environment performance.SOLUTION: A steel foundation member 10 has a hollow part for receiving a pillar, is formed like a wall that is long in the road's extension direction, and is constituted to be capable of being buried in the ground with driving machine. The aforesaid steel foundation member 10 is composed, for example, by joining a hollow square steel pipe 1 or a U-shape section steel and a wall-shape steel material (e.g. steel plate) 2 that is long in the road's extension direction, all said materials being arranged roughly to be the same height. A hat-sectional steel (e.g. steel sheet pile) 3 is joined to the aforesaid wall-shape steel material 2, surrounding the aforesaid hollow square steel pipe 1 or the U-shape section steel. A cover material (e.g. equal angle steel) 4 is provided at the lower end of the aforesaid hollow part.SELECTED DRAWING: Figure 1

Takuya Ishigaki
Kenjiro Yamamoto
Shotaro Sano

JP2017223379A

June 15, 2022

November 21, 2017

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Nippon Steel Shinko Building Materials Co., Ltd.

E01F15/00; E02D5/04; E02D27/42

JP2018009436A
JP62173468U
JP2011208491A
JP60148358U
JP59141635A
JP6323313U
JP2016108874A

Masahiko Yamana

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