Ballast regulator

A ballast regulator (also known as a ballast spreader or ballast sweeper) is a piece of rail transport maintenance of way equipment used to shape and distribute the gravel track ballast that supports the ties in rail tracks.[1] They are often used in conjunction with ballast tampers when maintaining track.

• 
  Shaping the ballast shoulder
• 
  Levelling the ballast height between the rail
• 
  Acting as a ballast plow

References

1. "Ernest H. Robl: Ballast regulator at work". www.robl.w1.com. Archived from the original on 11 May 2008. Retrieved 2008-04-15.