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Development of the Grooved Rail

When
1852
Where
France (country-level; specific locality unrecorded)
Part of
Alphonse Loubat develops the grooved rail

Alphonse Loubat developed the grooved rail in 1852, an innovation that facilitated street railways and tramlines by accommodating wheels within the rail structure.

After returning to France from New York, Loubat invented the grooved rail in 1852. This design allowed tram wheels to run within a groove, making street railways more practical and efficient. The invention was a significant improvement in tram and rail equipment, supporting the expansion of urban transit systems.

Sources

  1. Alphonse Loubat Wikipedia, revision of 2025-05-06
  2. Tram Wikipedia, revision of 2026-10-05

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.