Use the Narrow Foot Jumping Jack Tamper to fit into narrow trenches.

The Bomag BT65/4 rental is powered by a 3.3 horsepower Honda GX100 engine.  At 150 pounds, it delivers up to 3,038 pounds of impact force. It's not afraid to get the job done quickly. Traveling at a maximum speed of 66 feet per minute with a range of 540 to 708 impacts per minute, the BT65/4 can compact up to 20 cubic yards of material per hour, covering 3,600 square feet. Sometimes referred to as a ground pounder.