公开(公告)号：US20210372055A1

公开(公告)日：2021-12-02

申请号：US17402887

申请日：2021-08-16

Applicant: R & B Leasing, LLC

Inventor： Tomasz Szynakiewicz ,  Justin Anderson ,  Robert W. Hollinger

IPC: E01B27/10 ,  E01B37/00 ,  E01B2/00 ,  E01B1/00

Abstract: The invention is a system and method for repairing, improving, and stabilizing subgrade and subsoil/natural ground layers of a rail bed generally consisting of softer soils. One embodiment includes a method of installing subsurface inclusions and ballast fills comprising injected slurry mixtures of stabilizing material such as cement grout mixed with in situ soil. Another embodiment includes a system of installed ground inclusions and ballast fills. Another embodiment includes an integrated system of equipment for emplacing the system of inclusions and ballast fills.

公开(公告)号：US11118315B2

公开(公告)日：2021-09-14

申请号：US15902888

申请日：2018-02-22

Applicant: R & B Leasing, LLC

Inventor： Tomasz Szynakiewicz ,  Justin Anderson ,  Robert W. Hollinger

IPC: E01B37/00 ,  E01B27/10 ,  E01B2/00 ,  E01B1/00

Abstract: The invention is a system and method for repairing, improving, and stabilizing subgrade and subsoil/natural ground layers of a rail bed generally consisting of softer soils. One embodiment includes a method of installing subsurface inclusions and ballast fills comprising injected slurry mixtures of stabilizing material such as cement grout mixed with in situ soil. Another embodiment includes a system of installed ground inclusions and ballast fills. Another embodiment includes an integrated system of equipment for emplacing the system of inclusions and ballast fills.

公开(公告)号：US20190257036A1

公开(公告)日：2019-08-22

申请号：US15902888

申请日：2018-02-22

Applicant: R & B Leasing, LLC

Inventor： Tom Szynakiewicz ,  Justin Anderson ,  Bob Hollinger

IPC: E01B27/10 ,  E01B2/00 ,  E01B37/00

Abstract: The invention is a system and method for repairing, improving, and stabilizing subgrade and subsoil/natural ground layers of a rail bed generally consisting of softer soils. One embodiment includes a method of installing subsurface inclusions and ballast fills comprising injected slurry mixtures of stabilizing material such as cement grout mixed with in situ soil. Another embodiment includes a system of installed ground inclusions and ballast fills. Another embodiment includes an integrated system of equipment for emplacing the system of inclusions and ballast fills.