Logging Terms - M -
MACHINE: A piece of
stationary or mobile equipment having a self-contained power plant that is
operated off-road and used for the movement of material. Machines include, but
are not limited to, tractors, skidders, front-end loaders, scrapers, graders,
bulldozers, swing yarders, log stackers, log loaders, and mechanical felling
devices, such as tree shears and feller-bunchers. Machines do not include
airplanes or aircraft (e.g., helicopters).
MAINLINE: The line attached to the buttrigging used to
pull logs to the landing.
MATCHCUTTING: The felling of trees without using an
undercut.
MECHANIZED FALLING: Falling of standing timber by a
self-propelled mobile wheeled or tracked machine equipped with a shear or other
powered cutting device.
MOBILE LOG LOADER: A self-propelled log loading
machine mounted on wheels or tracks.
MOBILE YARDER: A logging machine mounted on wheels,
tracks, or skids, incorporating a vertical or inclined spar, tower, or boom.
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