TREA

Transverse or longitudinal sleepers Other means resting directly on the ballastway for supporting rails

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Industry

  • CPC
  • E01B3/00
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Parent Industries

EFIXED CONSTRUCTIONS E01Road, railway construction E01BPERMANENT WAY PERMANENT-WAY TOOLS MACHINES FOR MAKING RAILWAYS OF ALL KINDS

Current Industry

E01B3/00Transverse or longitudinal sleepers Other means resting directly on the ballastway for supporting rails

Sub Industries

E01B3/02made from wood E01B3/04Means for preventing cleaving E01B3/06Anti-cracking dogs E01B3/08Straps or bands for hooping or encircling sleepers E01B3/10Composite sleepers E01B3/12Longitudinal sleepers Longitudinal sleepers integral or combined with tie-rods Combined longitudinal and transverse sleepers E01B3/14Slabs Blocks Fastening tie-rods to them E01B3/16made from steel E01B3/18Composite sleepers E01B3/20Sleeper construction for special purposes E01B3/22Longitudinal sleepers Longitudinal sleepers integral or combined with tie-rods Combined longitudinal and transverse sleepers E01B3/24Slabs Blocks Pot sleppers Fastening tie-rods to them E01B3/26combined with inserts of wood artificial stone or other material E01B3/28made from concrete or from natural or artificial stone E01B3/30Hollow sleepers E01B3/32with armouring or reinforcement E01B3/34with pre-tensioned armouring or reinforcement E01B3/36Composite sleepers E01B3/38Longitudinal sleepers Longitudinal sleepers integral or combined with tie-rods Combined longitudinal and transverse sleepers Layers of concrete supporting both rails E01B3/40Slabs Blocks Pot sleepers Fastening tie-rods to them E01B3/42combined with inserts of wood or other material E01B3/44made from other materials only if the material is essential E01B3/46made from different materials E01B3/48Distance keepers or tie-rods for sleepers
Industries

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