Slide Valve

Steam Road Roller – Slide Valve

Engine:- Single or Compound

Output:- 6 to 8 NHP         Weight:- 6 to 15 Tons

Production Years:- 1894 to 1924

Colour:- Mainly green or maroon.

  • The photo above shows the first road roller based on the 6NHP traction engine, built by Marshalls for the newly created Gainsborough Urban District Council.
  • This model became known as the slide valve roller.
  • It was replaced by the S Type steam road roller in 1924 which had piston valves.
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