IPC Main Group
E01B 3/00 Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- Subclass:
- PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
Related Keywords
CROSS-TIES for rail tracksSLEEPERS for railways or tramwaysTIE(S) -bars for railway tracks
6 direct subcodes
Child Classifications
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