<p><b>Earth-moving equipment</b> covers a broad range of machines that can excavate and grade soil and rock along with other jobs. Earth movers and other heavy equipment help to speed not only earth work but also materials handling demolition and construction. Many types of heavy construction equipment are designed for multiple functions.</p><p>Heavy equipment or heavy machinery refers to heavy-duty vehicles specially designed for executing construction tasks most frequently ones involving earthwork operations or other large construction tasks. Heavy equipment usually comprises five equipment systems: implementation traction structure power train control and information.</p>