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1910.265(e) Log Breakdown and Related Machinery and Facilities

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1910.265(e)(1) Log Carriages and Carriage Runways
1910.265(e)(1)(i) Bumpers
A substantial stop or bumper with adequate shock-absorptive qualities shall be installed at each end of the carriage runway.
1910.265(e)(1)(iii) Sheave Housing
Sheaves on rope-driven carriages shall be guarded at floor line with substantial housings.
1910.265(e)(1)(iv) Carriage Control
A positive means shall be provided to prevent unintended movement of the carriage. This may involve a control locking device, a carriage tie-down, or both.
1910.265(e)(1)(v) Barriers and Warning Signs
A barrier shall be provided to prevent employees from entering the space necessary for travel of the carriage, with headblocks fully receded, for the full length and extreme ends of carriage runways. Warning signs shall be posted at possible entry points to this area.
1910.265(e)(1)(vi) Overhead Clearance
For a rider-type carriage adequate overhead clear space above the carriage deck shall be provided for the full carriage runway length.
1910.265(e)(1)(vii) Sweeping Devices
Carriage track sweeping devices shall be used to keep track rails clear of debris.
1910.265(e)(1)(viii) Dogs
Dogging devices shall be adequate to secure logs, cants, or boards, during sawing operations.
1910.265(e)(1)(ii) Footing
Rider-type carriages shall be floored to provide secure footing and a firm working platform for the block setter.
1910.265(e)(2) Head Saws
1910.265(e)(2)(i) Band Head Saws
Band head saws shall not be operated at speeds in excess of those recommended by the manufacturer.
Band head saws shall be thoroughly inspected for cracks, splits, broken teeth, and other defects. A bandsaw with a crack greater than one-tenth the width of the saw shall not be placed in service until width of saw is reduced to eliminate crack, until cracked section is removed, or crack development is stopped.
Provisions shall be made for alerting and warning employees before starting band head saws, and measures shall be taken to insure that all persons are in the clear.
1910.265(e)(2)(iii) Single Circular Head Saws
Circular head saws shall not be operated at speeds in excess of those specified by the manufacturer. Maximum speed shall be etched on the saw.
Circular head saws shall be equipped with safety guides which can be readily adjusted without use of hand tools.
The upper saw of a double circular mill shall be provided with a substantial hood or guard. A screen or other suitable device shall be placed so as to protect the sawyer from flying particles.
All circular sawmills where live rolls are not used behind the head saw shall be equipped with a spreader wheel or splitter.
1910.265(e)(2)(iv) Twin Circular Head Saws
Twin circular head saws rigs such as scrag saws shall meet the specifications for single circular head saws in paragraph (e)(2)(iii) of this section where applicable.
1910.265(e)(2)(v) Whole-Log Sash Gang Saws (Swedish Gangs)
Cranks, pitman rods, and other moving parts shall be adequately guarded.
Feed rolls shall be enclosed by a cover over the top, front, and open ends except where guarded by location. Drive mechanism to feed rolls shall be enclosed.
Carriage cradles of whole-log sash gang saws (Swedish gangs), shall be of adequate height to prevent logs from kicking out while being loaded.
1910.265(e)(2)(ii) Bandsaw Wheels
No bandsaw wheel shall be run at a peripheral speed in excess of that recommended by the manufacturer. The manufacturer's recommended maximum speed shall be stamped in plainly legible figures on some portion of the wheel.
Band head saw wheels shall be subjected to monthly inspections. Hubs, spokes, rims, bolts, and rivets shall be thoroughly examined in the course of such inspections. A loose or damaged hub, a rim crack, or loose spokes shall make the wheel unfit for service.
Band wheels shall be completely encased or guarded, except for a portion of the upper wheel immediately around the point where the blade leaves the wheel, to permit operator to observe movement of equipment. Necessary ventilating and observation ports may be permitted. Substantial doors or gates are allowed for repair, lubrication, and saw changes; such doors or gates shall be closed securely during operation. Band head rigs shall be equipped with a saw catcher or guard of substantial construction.
1910.265(e)(3) Resaws
1910.265(e)(3)(i) Band Resaws
Band resaws shall meet the specifications for band head saws as required by paragraph (e)(2)(i) of this section.
1910.265(e)(3)(iii) Sash Gang Resaws
Sash gang resaws shall meet the safety specifications of whole-log sash gang saws in accordance with the requirements of paragraph (e)(2)(v) of this section.
1910.265(e)(3)(ii) Circular Gang Resaws
Banks of circular gang resaws shall be guarded by a hood.
Circular gang resaws shall be provided with safety fingers or other antikickback devices.
Circular gang resaws shall not be operated at speeds exceeding those recommended by the manufacturer.
Feed rolls shall be guarded.
Each circular gang resaw, except self-feed saws with a live roll or wheel at back of saw, shall be provided with spreaders.
1910.265(e)(4) Trimmer Saws
1910.265(e)(4)(i) Maximum Speed
Trimmer saws shall not be run at peripheral speeds in excess of those recommended by the manufacturer.
1910.265(e)(4)(iii) Safety Stops
Automatic trimmer saws shall be provided with safety stops or hangers to prevent saws from dropping on table.
1910.265(e)(4)(ii) Guards
Trimmer saws shall be guarded in front by adequate baffles to protect against flying debris and they shall be securely bolted to a substantial frame. These guards for a series of saws shall be set as close to the top of the trimmer table as is practical.
The end saws on trimmer shall be guarded.
The rear of trimmer saws shall have a guard the full width of the saws and as much wider as practical.
1910.265(e)(5) Edgers
1910.265(e)(5)(i) Location
Where vertical arbor edger saws are located ahead of the main saw, they shall be so guarded that an employee cannot contact any part of the edger saw from his normal position.
Edgers shall not be located in the main roll case behind the head saws.
1910.265(e)(5)(iii) Antikickback Devices
Edgers shall be provided with safety fingers or other approved methods of preventing kickbacks or guarding against them. A barricade in line with the edger, if properly fenced off, may be used if safety fingers are not feasible to install.
A controlling device shall be installed and located so that the operator can stop the feed mechanism without releasing the tension of the pressure rolls.
1910.265(e)(5)(iv) Operating Speed of Live Rolls
Live rolls and tailing devices in back of edger shall operate at a speed not less than the speed of the edger feed rolls.
1910.265(e)(5)(ii) Guards
The top and the openings in end and side frames of edgers shall be adequately guarded and gears and chains shall be fully housed. Guards may be hinged or otherwise arranged to permit oiling and the removal of saws.
All edgers shall be equipped with pressure feed rolls.
Pressure feed rolls on edgers shall be guarded against accidental contact.
1910.265(e)(6) Planers
1910.265(e)(6)(i) Guards
All cutting heads shall be guarded.
Side head hoods shall be of sufficient height to safeguard the head setscrew.
Pressure feed rolls and "pineapples" shall be guarded.
Levers or controls shall be so arranged or guarded as to reduce the possibility of accidental operation.

Related Code Sections

1910.265(e)(3)(iii) Special Industries, Sash Gang Resaws
Sash gang resaws shall meet the safety specifications of whole-log sash gang saws in accordance with the requirements of paragraph (e)(2)(v ...