Sawmills eTool: Log Breakdown > Saws

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Saws > Head Saws

Head saws have large blades used for rough cutting and shaping logs. Twin circular-head saw rigs such as scrag saws must meet the specifications for single circular head saws. 1910.265(e)(2)(iv)

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Head Saws

Hazards/Solutions:

Contact with the moving blade or machinery may occur.

Circular head saws must use safety guides that can be readily adjusted without the use of hand tools. 1910.265(e)(2)(iii)(b)

Circular saw blade guides

The upper saw of a double circular mill must have a substantial hood or guard. 1910.265(e)(2)(iii)(c)

Double circular mill

Logs may kick back and strike the operator.

Do not operate circular head saws at speeds in excess of those specified by the manufacturer. Maximum speed must be etched on the saw. 1910.265(e)(2)(iii)(a)

Where live rolls are not used behind the head saw, equip circular sawmills with a spreader wheel or splitter. 1910.265(e)(2)(iii)(d)

Circular saw head rig with spreader wheel

Flying particles or loose materials may strike workers.

Place a screen or other device on the saw to protect the sawyer from flying particles. 1910.265(e)(2)(iii)(c)

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