For prosperous stand to stack, it possesses specified length in block, fundamental block for prosperous stand and the independent

摘要

PROBLEM TO BE SOLVED: To provide a retaining pile-up block with a special shaped section, a retaining footing block for flank and a retaining independence block form combined with them. ;SOLUTION: A retaining pile-up block 10 having a sectional shape formed of a trapezoid section and a projection 15, a retaining footing block 20 for flask having a trapezoid-shaped section and a retaining independence block form for flask (retaining wall) combined with them are constituted. By the constitution, a retaining material can be rolled with a roller even in the nearest part of the retaining wall 30, and efficient rolling work can be executed.;COPYRIGHT: (C)1998,JPO