A railcar configured to transport a payload, the open-topped railcar including left and right sidewalls, forward and rear sidewalls, a left track, and a right track. The left and right sidewalls extend vertically from the floor and include upper edges. The forward and rear sidewalls extend vertically from the floor between the left and right sidewalls to form a payload bay. The left track is positioned near the left sidewall and spaced above the floor and below the upper edge of the left sidewall. The right track is positioned near the right sidewall and spaced above the floor and below the upper edge of the right sidewall. The left track and right track may include a number of pedestals spaced apart from each other and a number of ramps angled diagonally upward from some of the pedestals to upper edges of the forward and rear sidewalls. The left and right tracks are configured to support an independent material moving machine at least partially in the payload bay and/or between the left and right sidewalls.

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