Work Class ROVsWORKAn invaluable resource for the marine industry, remotely operated vehicles (ROVs) perform a multitude of tasks, from pipeline inspection to subsea construction, often equipped with an array of cameras, sonars, sensors, manipulators and other tools to go to work where divers cannot. Power and payload, ruggedness and reliability: these are crucial to the heavy class ROVs examined here in part 2 of MTR’s ROV technology series.used for underwater tasks including survey, sampling, search/DOER Marinerecovery, NDT and inspection.DOER’s H3000 is a midsize work class ROV. Designed for multimission use from a variety of platforms, the H3000 is well suited to underwater tasks where station keeping, ma-ECAneuverability and power are key. Typical applications include The ECA Hytec H800 is an 800m depth rated ROV for sub-deep-water survey, sampling, documentary