awesome trains How do they plow the snow off of railroad tracks

Wedge plows are still currently used by railways as a less expensive method for clearing snow drifts from the tracks. -
During heavier snow conditions, rotary snowplows are used
An engine within the plow's carbody rotates the large circular assembly at the front of the plow.
The blades on this wheel cut through the snow and force it through a channel just behind the disk to an output chute above the Wedge plows