Military forces require such vehicles to clear obstacles, fortifications and rubble so that they can safely advance.
Military engineers may use a variety of specialised vehicles including armoured bulldozers and explosive robotic drones.
[1] The first being the prototypes of explosive robotic drones of Aubriot-Gabet 'land torpedoes' invented in France in 1915[2] and the Crocodile Schneider-Creusot, 20 examples were put into service with the 2nd French Army in July 1915.
[3] Examples used during the Second World War include the German Goliath, the AVRE variant of the Churchill tank and the Centaur bulldozer.
Volvo produce a range of tracked vehicles equipped with lengthy hydraulic arms and a variety of attachments including drills, grabs, pincers and scoops.