AS 1755:2000 pdf free download - Conveyors-Safety requirements

AS 1755:2000 pdf free download – Conveyors-Safety requirements

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AS 1755:2000 pdf free download – Conveyors-Safety requirements.
AS 1755 sets out the minimum safety requirements for the design, installation and guarding of conveyors and conveyor systems. It includes requirements for users and providers of inspection, maintenance, training and implementation of safe work practices for such equipment. Particular emphasis is given to operational safety and the protection afforded to operators, maintenance personnel or other persons who may be exposed to risks to health and safety associated with conveyors or conveyor systems.
This Standard includes requirements for—
(a) specific locations such as hazardous areas, confined spaces and coal mines: and
(b) specific types such as belt conveyors and mobile or transportable conveyors.
The Standard is not intended to apply to platform elevators, moving stairways or conveyors specifically designed for the conveyance of people.
A glossary of conveyor terms in provided in Appendix A.
The objective of this Standard is to enable designers, manufacturers, suppliers, employers and users of conveyors and conveyor systems to minimize the risks to health and safety where conveyors are used.
The requirements of this Standard are intended to be used by designers, manufacturers. suppliers, installers, users and owners of conveyors or conveyor systems.
The requirements of this Standard shall apply to all conveyors or conveyor systems installed or reinstalled following the publication date of this Standard. This provision need not apply where a contract for the supply and installation of a conveyor or conveyor system has been entered into prior to that time.
Where a risk assessment is required by this Standard, the requirements of AS 4024. 1. AS/NZS 3931 and AS/NZS 4360 or equivalent Standards shall he followed.
Alternative methods of providing safety based on risk assessment in accordance with AS 4024. I, AS/NZS 3931 and AS/NZS 4360 may be used provided that the level of safety offered by the alternatives is at least equivalent to that provided by the methods given in this Standard.
In addition to the requirements of this Standard, there may he other requirements set by the regulatory authority. Users of this Standard should therefore make themselves aware of any specific requirements in the jurisdiction where the conveyor or conveyor system will be used.
3.3.3 hoppers and chutes
All openings to hoppers and chuies shall be suitably guarded where there is a risk of contacting dangerous parts or of personnel falling into the opening. Hoppers or chutes shall be provided with access or openings so that, as far as possible. any necessary cleaning or inspection may be carried out from outside the hopper or chute.
The sides of open hoppers or chutes shall be high enough to prevent material falling into working areas below. Open chutes should be provided with plates at the point where conveyors discharge into them to prevent materials from bouncing out of the chute.
Chute doors shall he located so that when open they do not create a hazard to personnel during normal operation of the plant.
Where a hazard exists from moving equipment behind inspection doors, the doors shall be lockable, or interlocked to the conveyor controls.
3.3.4 LoadIng, unloading and discharge points
Wherever a person has access to a loading, unloading, work station, transfer, or discharge point, guards in the form of guard-rails, fences, or close fitting guards shall be installed to prevent injury to that person.
3.3.5 (;uardlng of openings in floors
In locations where conveyors pass through a floor or where it is possible to step on moving parts of the conveyor or into the opening, guard railing and roehoards shall he provided in accordance with AS 1657.
3.3.6 Falling materials
Where a hazard can be created by the material being conveyed falling into or being projected into an accessible area, then guarding shall he provided. Consideration should be given to the height. mass and speed of the material being conveyed. (See Figure 3.6.)

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