CPC Main Group
E01B 3/00 Transverse or longitudinal sleepers (for switches or crossings E01B7/22); Other means resting directly on the ballastway for supporting rails
6 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- E01B 3/02 made from wood (drying or impregnating B27K)
- E01B 3/16 made from steel
- E01B 3/28 made from concrete or from natural or artificial stone (manufacture B28)
- E01B 3/44 made from other materials only if the material is essential
- E01B 3/46 made from different materials (E01B3/26, E01B3/42 take precedence)
- E01B 3/48 Distance keepers or tie-rods for sleepers