Where overhead conveyors carry material with a clearance of seven feet or more above the floor level, and cross designed walkways or roads, or pass over areas where employees are normally at work, a substantial barrier will be installed to catch falling material.
In addition to the specifications of paragraph (C)(1)(a) of this rule, the auger of screw conveyors will be operated with covers secured in place. Covers will be solid or of wire mesh, in accordance with rule 4123:1-5-99 of the Administrative Code, and covers designed for regular removal will be interlocked so that removal will disconnect power source.
All conveyors, where exposed to contact, will be equipped with means to disengage them from their power supply at such points of contact.
Where employees cross conveyors, a fixed platform equipped with standard guard railing and toeboards will be provided.
Pinch points created by travel of conveyor belts over or around end, drive and snubber, or take-up pulleys of chain conveyors running over sprocket wheels will be guarded or a means will be provided at the pinch point to disengage the belt or chain from the source of power.
Means will be provided at each machine, within easy reach of the operator, for disengaging it from its power supply. This does not apply to rolling departments of iron and steel mills nor to electrical power generation or conversion equipment.
The employer will furnish and the employees will use a device to lock the controls in the "off" position or the employer will furnish and the employees will use warning tags when machines are shut down for repair, adjusting, or cleaning.
Tight and loose pulleys will be equipped with mechanical belt shifters.
Cone pulley drive belts will be equipped with a mechanical belt shifter permanently attached.
Treadles or extensions for starting machinery will be so located or guarded as to minimize accidental tripping.
All stationary machinery will be positioned or installed on floors or foundations so to prevent walking, moving, or tipping.
Portable machinery mounted upon trucks or bases will be securely fastened thereto, and such truck or base will be so locked or blocked as to prevent movement or shift while such machine is in operation.
Counterweights exposed to contact will be guarded, or secured with safety chain or wire rope so the counterweight will not descend to a level less than eight feet above the floor or working level, where employees perform their assigned duties or where employees pass through in the performance of their assigned duties.
This paragraph applies only to grounding of non-current carrying parts.
All permanently installed equipment and machinery connected to electric circuits in excess of eighty volts will be permanently grounded.
Portable electric tools and equipment will be provided with a means of grounding or will be protected by a system of double insulation. Where such approved system is employed, the equipment will be distinctively marked.
Power-driven feed rolls, when exposed to contact, will be guarded so as to prevent the hands of the operator from coming into contact with in-running rolls at any point.
Guarding - when the periphery of the blades of a fan is less than seven feet above the floor or working level, the blades will be guarded. The guard will have openings no larger than one-half inch.
All steam pipes will be covered where exposed to contact. Pipe supports or other effective means will be provided to prevent failure from vibration, expansion, or contraction.
Ohio Admin. Code 4123:1-5-05
Five Year Review (FYR) Dates: 11/1/2026
Promulgated Under: 119.03
Statutory Authority: 4121.12, 4121.121, 4121.13
Rule Amplifies: 4121.47
Prior Effective Dates: 04/01/1964, 08/01/1977, 01/01/1986, 04/01/1999, 04/10/2011, 06/01/2016