Timber cruiser Cruises forest land to estimate volume of marketable timber and collect data concerning forest conditions for appraisal, sales, administration, logging, land use, and forest management planning: Traverses forest area on foot in established pattern and applies sampling technique. Sights over scale stick to estimate height and diameter of each tree in sample. Estimates loss of marketable volume due to defects, for example rot and bends in tree, and computes quantity of usable wood in each tree. Logs cruise data and prepares summary report of timber types, sizes, condition, and outstanding features of area, for example existing roads, streams, lakes, and communication facilities. May also mark trees with spray paint to denote trail, boundary, or for cutting. May also be designated Chief Cruiser when leading a crew.
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