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Subchapter 7. General Industry Safety Orders
Group 8. Points of Operation and Other Hazardous Parts of Machinery
Article 59. Woodworking Machines and Equipment

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§4311. Jointers and Hand Fed Planers.

(a) All jointers and hand fed planers shall be equipped with cylindrical cutting heads, the knife of which shall not project more than 1/8-inch.

(b) A suitable guard which will automatically adjust itself to cover that portion of the cutting head not protected by material in process shall be used. The guard shall be capable of protecting the entire length of the cutting space in the table.

(c) The exposed portion of the cutting head at the rear of the fence shall be covered.

(d) Where equipped with automatic feed, the feeding mechanism shall be guarded.

(e) Where knives are exposed beneath the table, they shall be guarded.

(f) A push stick of suitable design shall be provided and used.

(g) The opening in the table shall be kept as small as possible. The clearance between the edge of the rear table and the cutter head shall be not more than 1/8-inch. The table throat opening shall be not more than 2-1/2 inches when tables are set or aligned with each other for zero cut.

NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.


1. Repealer and new section filed 10-25-74; effective thirtieth day thereafter (Register 74, No. 43).

2. Amendment of subsections (a), (f) and (g) filed 8-15-86; effective thirtieth day thereafter (Register 86, No. 41).

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