MESSER SHEET PILE, MESSER ENGINEERING METHOD AND BLADE SHIELD ENGINEERING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a Messer sheet pile capable of easily adjusting width of a tunnel and a bore diameter of a shield. ;SOLUTION: An engagement piece 12 is provided on one side of a sheet pile main body 11 in the width direction, and a receiver part 18 to support the engagement piece 12 free to slide in the width direction of the sheet pile main body 11 is provided on the other side of the sheet pile main body 11 in the width direction. It is possible to easily adjust total width of Messer sheet piles arranged in parallel or a bore diameter of a shield using the Messer sheet piles 1 by sliding the adjoining Messer sheet piles 1 in the width direction.;COPYRIGHT: (C)1997,JPO