9 apparatus and instruments for monitoring and testing the structural integrity of cranes, winches, pumps, motors, pressure vessels, rigging, davits, bridges, gantries, platforms and floors, namely, strain gauges, stress gauges, temperature sensors, vibration sensors, rotation sensors, heat sensors, pressure sensors, current sensors, torque sensors; computer hardware and computer software for monitoring testing the structural integrity of cranes, winches, pumps, motors, pressure vessels, rigging, davits, bridges, gantries, platforms and floors