Mounts on a tractor with power take-off. Digs a trench up to 125 cm deep, 125~225 mm wide, recycles the soil, lays a fibre optic cable, puts a PVC warning tape 500 mm above the cable, and then closes the trench all in one pass. Through rocky soil at speeds of up to 300 meter per hour. Depth can be laser controlled and the tractor can be GPS straight line steered. Manufactured by Aardvark Equipment UK |