A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
A01B49/00—Combined machines
A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
E—FIXED CONSTRUCTIONS
E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B27/00—Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers
E01B27/06—Renewing or cleaning the ballast in situ, with or without concurrent work on the track
E01B27/10—Renewing or cleaning the ballast in situ, with or without concurrent work on the track without taking-up track
E01B27/102—Removing unwanted material without removing the ballast