Its a start, would be even better if parts of the tracks were no longer useable.
On General Sherman's march across the South, the troops would build bonfires, heat up rails over them, and then wrap the rails around nearby trees.
In current day in Manhattan, New York, they don't just stop the subway trains from running, they derail them:
https://nypost.com/2021/08/02/subway-train-collides-with-shopping-cart-snarling-commutes/
https://nypost.com/2020/09/21/man-allegedly-derailed-subway-train-after-da-didnt-ask-for-bail-on-prior-case/
https://abc7ny.com/subway-power-outage-a-train-c-mta/2158113/