Railroad bucket wheel digger and ballast spreader - GIF

Railroad bucket wheel digger and ballast spreader.

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Previously:

https://www.homemadetools.net/forum/...382#post228054
https://www.homemadetools.net/forum/...679#post147769
https://www.homemadetools.net/forum/...606#post143314
https://www.homemadetools.net/forum/...994#post133943
https://www.homemadetools.net/forum/...917#post119761

That looks like the correct machine to use for digging ditches, then filling them back in..

Strange they are digging up the ballast and laying it back down in the same spot. Possible they are processing the ballast to make it smaller.