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Log Graders and Scalers - 45-4023.00

O*NET-SOC Description

Grade logs or estimate the marketable content or value of logs or pulpwood in sorting yards, millpond, log deck, or similar locations. Inspect logs for defects or measure logs to determine volume.

Sample of Reported Job Titles

  • Log Buyer
  • Log Check Scaler
  • Log Grader
  • Log Scaler
  • Lumber Grader
  • Scaler
  • Timber Buyer

SOC Occupation Groups

Related Occupations


  • Arrange for hauling of logs to appropriate mill sites.
  • Communicate with coworkers by signals to direct log movement.
  • Drive to sawmills, wharfs, or skids to inspect logs or pulpwood.
  • Evaluate log characteristics and determine grades, using established criteria.
  • Identify logs of substandard or special grade so that they can be returned to shippers, regraded, recut, or transferred for other processing.
  • Jab logs with metal ends of scale sticks, and inspect logs to ascertain characteristics or defects such as water damage, splits, knots, broken ends, rotten areas, twists, and curves.
  • Measure felled logs or loads of pulpwood to calculate volume, weight, dimensions, and marketable value, using measuring devices and conversion tables.
  • Measure log lengths and mark boles for bucking into logs, according to specifications.
  • Paint identification marks of specified colors on logs to identify grades or species, using spray cans, or call out grades to log markers.
  • Record data about individual trees or load volumes into tally books or hand-held collection terminals.
  • Saw felled trees into lengths.
  • Tend conveyor chains that move logs to and from scaling stations.
  • Weigh log trucks before and after unloading, and record load weights and supplier identities.

Detailed Work Activities

  • Communicate with other workers to coordinate activities.
  • Cut trees or logs.
  • Direct material handling or moving activities.
  • Drive passenger vehicles.
  • Evaluate log quality.
  • Mark agricultural or forestry products for identification.
  • Measure physical characteristics of forestry or agricultural products.
  • Operate forestry equipment.
  • Record agricultural or forestry inventory data.

Military Crosswalk Titles

  • Builder (Navy - Enlisted)
  • Unit Supply Specialist (Army - Enlisted)

Apprenticeship Crosswalk Titles

No information available.

DOT Crosswalk Titles

  • Log Grader
  • Log Scaler