It’s no picnic trying to manhandle a bulky pipe bursting machine into an excavation pit to replace a lateral. The HammerHead PortaBurst Lightning lateral pipe bursting system from Earth Tool Company LLC separates into four modular sections, each weighing less than 70 pounds.“We wanted a lightweight machine that one crew member could handle easily,” says Herb Quigley, vice president of customer service. “So the positive grip assembly, hydraulic lift cylinders, sheave and resistance plate come as four separate components. Linchpins make them very easy to assemble or disassemble.”Made of aluminum, the system is designed for warmer climates, where hand-excavating is
