twin turtles

We're these used near the trenches?

Trenches

Yes, these locomotives were used to deliver equipment to the forward positions.

The steam locos were kept at the depots or for movements between staging yards; the exhaust plumes were too easy to shoot at.

In the end, US, UK, French and captured German equipment were all in use by the Allies to ensure that ammo, food, and other supplies were in a constant stream to the troops.