IPC 2013 : E01B 29/40 : Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track (temporary fishplates E01B 11/18).

IPC2013 > E > E01 > E01B > E01B 29/00 > E01B 29/40[1] > Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track (temporary fishplates E01B 11/18).
Notes[t] E01 - E06: BUILDING
Notes[g] E01B 27/00 - E01B 37/00: Making, maintaining, renewing, or taking-up the ballastway or the track; Tools or machines specially designed therefor
E SECTION E — FIXED CONSTRUCTIONS.
E01 CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES.
E01B PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS (derailing or rerailing blocks on track, track brakes or retarders B61K; removal of foreign matter from the permanent way, vegetation control, applying liquids E01H).
E01B 29/00 Laying, rebuilding, or taking-up tracks; Tools or machines therefor (E01B 27/00, E01B 31/00 take precedence).
E01B 29/40 · Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track (temporary fishplates E01B 11/18).