公开(公告)号：US20180347119A1

公开(公告)日：2018-12-06

申请号：US15995259

申请日：2018-06-01

Applicant: ALSTOM Transport Technologies

Inventor： Andrea NINNI

IPC: E01B3/38 ,  E01B31/24 ,  E01B31/26

CPC classification number: E01B3/38 ,  B28B23/005 ,  E01B1/002 ,  E01B1/004 ,  E01B3/42 ,  E01B29/32 ,  E01C9/04

Abstract: This method for manufacturing a railway track support comprising a plurality of prefabricated elements (28) comprises the following successive steps: providing, in a production zone (16) for prefabricated elements (28) located near an installation zone (14), a movable insertion machine (52) configured to arrange at least one insert (34) in a fresh concrete block, the production zone being separate from the installation zone; pouring and shaping fresh concrete in order to form individual fresh concrete blocks having predetermined dimensions; arranging at least one insert in each fresh concrete block using the movable insertion machine (52); drying the fresh concrete blocks to obtain the prefabricated elements (28).