I am not a gamer that likes to fiddle with the rules, so I would like to propose these rule additions for Bolt Action. I hope you enjoy. Please leave a comment.
Anti-Tank Trenches: All vehicles, cavalry, motor bikes, bicycles and artillery treat this type of terrain as impassable. Infantry treat Anti-Tank Trenches as heavy cover.
Anti-Tank Barricades (Dragon Teeth, Hedgehogs etc.): All vehicles, cavalry, motor bikes and bicycles cannot move through this kind of terrain and is treated is as impassable. Infantry treat Anti-Tank Barricades as light cover and as obstacles for assault purposes.
Bocage: Hard Cover, Infantry treat Bocage as an obstacle for assault purposes, Blocks LOS (Line of Sight)
My Blog:
http://www.the-wargamer.com/anti-tank-rules/The Soviets half buried steel beams on the outskirts of Moscow as anti-tank barricades.