Sop Angle Grinder

7/27/2019 Sop Angle Grinder

http://slidepdf.com/reader/full/sop-angle-grinder 1/3

PLANT & EQUIPMENT - SAFE OPERATING PROCEDURE

ResponsibleOfficer

DocumentControl Unrestricted Distribution

FileNumber TRIM -

PLANT /EQUIPMENT NAME

ANGLE GRINDER

LOCATION

School of Agriculture, Food & Wine workshops and field sites.

TASK OR ACTIVITY

Preparation of metal components for welding processes

SOP PREPARED B Y

NAME POSITION SIGNATURE

Terry MacKenzie AFW HSO

Ben Pike Technician

Joern Nevermann Technician

HAZARD IDENTIFICATION

SEE RISK ASSESSMENT # -DATE OF RISK ASSESSMENT -

RESIDUAL

RISK Med

SAFE OPERATING PROCEDURE

DO NOT OPERATE THIS ITEM OF PLANT IF;

YOU HAVE NOT COMPLETED THE COMPULSORY UNIVERSITY OF ADELAIDE OCCUPATIONAL HEALTH AND SAFETY

INDUCTION COURSE, THE LOCAL AREA INDUCTION AND /OR POSSESS THE REQUISITE TRADE QUALIFICATIONS OR

TRAINING COMPETENCY QUALIFICATION FOR THIS ITEM OF PLANT.

ANGLE GRINDERS ARE CONSIDERED TO BE ONE OF THE MOST HAZARDOUS TOOLS THAT CAN BE USED IN ANY

WORKPLACE AND SHOULD ONLY BE USED IF NO SAFER ALTERNATIVE IS AVAILABLE .

PERSONAL PROTECTIVE EQUIPMENT REQUIRED

REFERENCE DOCUMENTATION:

University of Adelaide – Policy & Procedure – Plant & Equipment

School of Agriculture, Food & Wine – Hot Work Procedures

School of Agriculture, Food & Wine – Confined Space Procedures

School of Agriculture, Food & Wine – Field Work Procedures

http://chemistry.about.com/od/healthsafety/ig/Laboratory-Safety-Signs/Ear-Protection-Required-Sign.htm

http://chemistry.about.com/od/healthsafety/ig/Laboratory-Safety-Signs/Protective-Footwear-Sign.htm

http://chemistry.about.com/od/healthsafety/ig/Laboratory-Safety-Signs/Protective-Clothing-Sign.htm




S:\Science\AgFood&Wine\OHS Supervisors\Ben Pike\Safe Operating Procedures\Angle Grinder.docx

Produced By – T MacKenzie Date Produced – 28 February 2010 Date of Next Review - 30 July 2012 Version – 1.0 Page 2 of 3

1. SITE PREPARATION:1.1. Ensure that the area around the grinding process is clear of people. Remember that a stream of sparks

from an angle grinder can travel many metres and cause injury to a third party. Where possible usewelding screens to contain the sparks.

1.2. Ensure the work area is clear of all slip and trip hazards1.3. Ensure that the work area is clear of all flammable or combustible materials.1.4. Ensure that you have applied for a “Hot Work Permit” and it is displayed in the work area.

2. EQUIPMENT PREPARATION:2.1. Check the external surfaces of the tool including the power cable and plug to ensure there are no

breaks or defects. Any defective equipment should be tagged out of service and repaired before it isused again.

2.2. Check the disk for obvious faults and defects. Replace any discs that show any defects or that youconsider may be unsafe to use. Discard the suspect disks into a rubbish bin, do not leave them lyingaround to be used inadvertently or by another person.

2.3. Check the Electrical Safety Test Tag to ensure the equipment has been tested and is in date. If the toolis out of test, it should not be used and tagged out of service until the next testing period.

2.4. Ensure the trigger mechanism operates correctly prior to plugging in the tool or turning it on.2.5. Ensure ELCB is connected especially when using the tool in combination with an extension cord.2.6. Ensure that all guards and handles are in place and secure. Any defective equipment should be tagged

out of service and repaired before it is used again.2.7. Ensure that all required PPE is in good condition and correctly fitted.

2.8. Keep a fire extinguisher and/or knapsack at hand.

3. WORK PREPARATION:3.1. Ensure that the work piece is clamped or held securely, preferably in a bench vice.3.2. Where possible all grinding procedures should be carried out at about waist height.

4. OPERATION:4.1. Ensure you have a firm grip of the grinder with both hands as it will kick at start-up. Angle grinders

should never be used with one hand.4.2. Ensure you have a comfortable posture and your feet are firmly placed.

4.3. Switch on the grinder and allow it to run up to full speed before you start grinding.4.4. While grinding, do not force the wheel onto the work as this will cause the wheel to dig-in and may

result in kick-back.

CAUTION – Where possible welding screens should be used to contain the sparks.

INFORMATION – Hot Work Permits may be obtained from the office of the Technical Services Co-ordinator or from the School web site at

INFORMATION – Out of Service tags may be obtained from the office of the Technical Services Co-ordinator

HAZARD - Due to the high spindle speed of an angle grinder, damaged or weakened disks may fly

apart during use putting the operator or bystanders at risk of injury.

INFORMATION – Advice regarding the selection and fitting of PPE may be obtained from the office of the Technical Services Co-ordinator.

http://chemistry.about.com/od/healthsafety/ig/Laboratory-Safety-Signs/Blue-Important-Sign.htm






S:\Science\AgFood&Wine\OHS Supervisors\Ben Pike\Safe Operating Procedures\Angle Grinder.docx

Produced By – T MacKenzie Date Produced – 28 February 2010 Date of Next Review - 30 July 2012 Version – 1.0 Page 3 of 3

4.5. Use even and controlled strokes while grinding, do not bump the disk onto the work piece or allow it tostrike against any objects as this will damage the disk.

4.6. Use the flat of the disk, do not use the radial edge of a disk to grind with.

5. DISK CHANGING & ADJUSTMENT:5.1. Isolate the power to the tool before adjusting or changing a disk or undertaking any adjustment.5.2. Use the correct tools for any disk changing or adjustment operation.

6. SHUT-DOWN AND CLEAN-UP:6.1. Ensure the disk has completely stopped before putting the grinder down.6.2. Check area for smouldering debris.6.3. Store grinder in its designated area.6.4. Put away any other tools and equipment used.6.5. Place all off-cuts into waste bins provided and return any material to the stock racks.6.6. Sweep down workbenches and sweep the floor to remove any grinding dust.

Documents

Sop Angle Grinder