The phase which in the earth under the bearing pile application mannered null raceway for construction

摘要

PROBLEM TO BE SOLVED: To provide a construction method for shortening the length of a support pile for supporting construction beams for receiving a track when constructing a structure in the ground under the railroad track.;SOLUTION: In this construction method, steel elements are sequentially inserted into the ground 3 under the track 1, concrete is placed in the elements and between the elements to construct a lower floor slab 10, and then the support pile 20 is constructed on the lower floor slab 10 to support the construction beams 2 on a roadbed in order to protect the track 1.;COPYRIGHT: (C)2010,JPO&INPIT