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Rough Sizing and Debarking

This section covers rough cutting or sizing of the logs, and the process of removing bark. Click on the following links for more specific information:



> Receiving and Storing
> Conveyance to Sawmill
>> Rough Sizing and Debarking

Cutoff/Swing Saws Top

Hazard/Solutions:

Contact with saw blades may occur if proper safeguards are not in place.

  • Swing saws on log decks must be equipped with a barricade and stops for protection of employees who may be on the opposite side of the log haul chute. 1910.265(d)(3)(v)
Cutoff saw operator's booth
Cutoff saw operator's booth

  • Where reciprocating log cutoff saws (drag saws) are provided, they must not project into the walkway or aisle. 1910.265(d)(3)(vi)
Cutoff saw
Cutoff saw

  • Circular log bucking or cutoff saws shall be so located and guarded as to allow safe entrance to and exit from the building. 1910.265(d)(3)(vii)


Cutoff saw that does not project into walkway.
Cutoff saw that does
not project into walkway.

  • Where the cutoff saw partially blocks the entrance from the log haul runway, the entrance must be guarded. 1910.265(d)(3)(viii)
A guarded walkway protects workers from the cutoff saw.
A guarded walkway protects
workers from the cutoff saw.
Top


Debarkers Top

Hazard/Solutions:

Employees may be struck by logs, flying chips, bark, or other materials that come from rotary barking devices.

  • Rotary barking devices must be guarded to protect employees from flying chips, bark, or other material. 1910.265(d)(4)(i)

  • If an elevating ramp or gate is used, it must possess a safety chain, hook, or other means of suspension while employees are underneath. 1910.265(d)(4)(ii)

  • The hazardous area around ring barkers and their conveyors must be fenced off or posted as a prohibited area. 1910.265(d)(4)(iii)

  • Hydraulic barkers must be enclosed with strong baffles at the inlet and outlet. The operator must be protected by adequate safety glass or equivalent. 1910.265(d)(4)(iv)

  • Holddown rolls must be installed at the infeed and outfeed sections of mechanical ring barkers to control the movement of logs. 1910.265(d)(4)(v)

Infeed to debarker
Infeed to debarker

Hand debarking with draw knife
Hand debarking with draw knife

Employee cleaning debarker area
Employee cleans debarker area

Debarked logs
Debarked logs

Outfeed from rotary debarker
Outfeed from rotary debarker

No one in working area while a debarker is in action.
No one in working area
while a debarker is in action.

Rotary debarking head
Rotary debarking head

Mechanical debarking head
Mechanical debarking head

Close-up of debarker in action
Close-up of debarker in action

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