Or. Admin. R. 437-004-1630

Current through Register Vol. 63, No. 6, June 1, 2024

Section 437-004-1630 - Conveyors

(1) Controls.

(a) The operator's station must have a way to quickly stop the motor or engine.

(b) If the operator's station is remote from the power source, there must be a way to quickly stop the system at the motor or engine and at the operator's station.

(2) Backstops and brakes. Inclined conveyors, where reversing or running away is a hazard, must have anti-runaway, backstop devices, or suitable guards.

(3) Loading, transfer and discharge points.

(a) Conveyor loading, transfer and discharge points must have a way to guard workers from injury by moving material.

(b) The area around all loading and unloading points must be clear of obstructions.

(4) Guards.

(a) Screw conveyors must have guards to prevent contact with turning flights.

(b) Where a conveyor passes over a work area, aisles or thoroughfares, there must be guards to prevent material from falling.

(c) Return sections of conveyors less than 7 feet above passageways and work areas, must have guards.

(d) Comply with subdivision 4/O, OAR 437-004-1910, Machine Guarding, for guarding conveyor drive mechanisms and power driven parts.

(e) Input conveyors for chippers, burners, furnaces, or other dangerous machines must have guards to prevent workers from falling into the conveyor. If the machine operation does not allow complete guarding of the opening, the worker must wear a life belt tied off to a lifeline.

(f) Workers must not walk across or step over conveyors except on bridges or walkways.

(5) Portable conveyors.

(a) Portable conveyors must be stable at all operating ranges and must have devices or be blocked to prevent unintended movement.

(b) Portable electric conveyors must be grounded. Wiring, switches, and elecrical connections outside and exposed to the weather must be weatherproof and dustproof.

(6) Riding prohibited. Workers must not ride on a conveyor.

(7) Ramps, skids, rollways.

(a) Where the person putting material down a chute, ramp, skid, or rollway does not have a clear view of a lower landing where workers might be, there must be a working automatic warning device.

(b) If there is no warning device as required in (8)(a) above, fence off or barricade the underside of the chute, ramp, skid, rollway or landing and mark it with warning signs.

Or. Admin. R. 437-004-1630

OSHA 4-1998, f. 8-28-98, cert. ef. 10-1-98

Stat. Auth.: ORS 654.025(2) & ORS 656.726(3)

Stats. Implemented: ORS 654.001 - ORS 654.295