Sweeping silica containing debris
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Published by SALUSSafe Work Procedure: Sweeping Silica Containing Debris
Document Number: [SWP-NUMBER] Revision Date: [DATE] Next Review Date: [NEXT REVIEW DATE] Department: [DEPARTMENT NAME]
1. Scope
This Safe Work Procedure (SWP) outlines the necessary steps and safety precautions for safely sweeping areas where silica-containing debris is present. This procedure applies to all personnel involved in sweeping activities where there is a potential for exposure to silica dust. It covers the use of appropriate personal protective equipment (PPE), proper sweeping techniques, and disposal methods to minimize the risk of inhalation and exposure to silica. This SWP is applicable in various work environments, including construction sites, industrial facilities, and maintenance areas. This SWP should be used in conjunction with the site's overall health and safety plan and any other relevant procedures related to hazardous materials handling and respiratory protection.
2. Definitions
Silica: A naturally occurring mineral found in many types of rock, sand, and soil. Crystalline silica is the form that is hazardous when inhaled.
HEPA Filter: High-Efficiency Particulate Air filter, designed to capture microscopic particles, including silica dust.
Friable Asbestos-Containing Materials: Materials that contain asbestos and can be crumbled or pulverized into a powder by hand pressure [1].
3. Responsibilities
3.1 Supervisors
- Ensure that all workers are properly trained on this SWP and the hazards of silica exposure.
- Provide the necessary PPE and equipment for workers to perform the sweeping tasks safely.
- Monitor work practices to ensure compliance with this SWP and other relevant safety procedures.
- Ensure that workers have access to safety data sheets (SDS) for hazardous substances [2].
3.2 Workers
- Follow the steps outlined in this SWP and use the provided PPE correctly.
- Report any hazards or unsafe conditions to the supervisor immediately.
- Participate in training programs related to silica awareness and safe work practices.
- Inspect PPE before each use and report any defects.
3.3 Health and Safety Representative
- Assist in the development and review of this SWP.
- Conduct regular inspections of work areas to identify potential silica hazards.
- Provide guidance and support to supervisors and workers on health and safety matters.
4. Potential Hazards and Risks
| Hazard | Risk | Control Measures |
|---|---|---|
| Inhalation of silica dust | Silicosis, lung cancer, respiratory irritation | Use wet sweeping methods, wear a properly fitted respirator (e.g., N95 or higher), use a HEPA filter vacuum, ensure adequate ventilation [3], avoid dry sweeping [1]. |
| Eye irritation | Eye damage | Wear safety glasses or goggles [4]. |
| Skin irritation | Dermatitis | Wear gloves to prevent skin contact [5]. |
| Slips, trips, and falls | Injuries | Maintain a clean and dry work area, wear appropriate footwear. |
| Exposure to asbestos | Respiratory illnesses | Follow asbestos safety guidelines, use appropriate PPE, and avoid disturbing asbestos-containing materials 2, 3, 4, 5, 8, 9, 13, 14, 15, 16, 17. |
5. Personal Protective Equipment (PPE)
Always use proper PPE to minimize exposure to hazards.
- Respirator: Use an approved respirator (N95 or higher) to prevent inhalation of silica dust. Ensure the respirator is properly fitted and maintained [3].
- Safety Glasses/Goggles: Wear safety glasses or goggles to protect eyes from dust and debris [4].
- Gloves: Wear appropriate gloves to prevent skin contact with debris and cleaning agents [5].
- Protective Clothing: Wear long-sleeved shirts and pants to minimize skin exposure.
- Foot Protection: Wear sturdy, slip-resistant footwear.
Inspect all PPE before use for any damage or defects. Replace damaged PPE immediately. Clean and store PPE properly after each use.
6. Equipment and Tools
Always use proper equipment and tools to perform the job safely and efficiently.
- Broom: Use a broom with stiff bristles suitable for the surface being swept.
- Dustpan: Use a sturdy dustpan to collect debris.
- HEPA Filter Vacuum: Use a vacuum cleaner equipped with a HEPA filter for dust collection, especially for fine silica dust [3].
- Wet Mop: Use a wet mop for damp-mopping to control dust.
- Spray Bottle: Use a spray bottle to apply water for wet sweeping.
Inspect all equipment and tools before use for any damage or defects. Replace damaged equipment immediately. Maintain equipment in good working condition.
7. Pre-Job Requirements
7.1 Training and Competency
- Workers must be trained on the hazards of silica exposure and the proper use of PPE.
- Workers must be trained on the correct sweeping techniques and disposal methods.
- Ensure employees receive education and training specific to asbestos-containing material [1].
7.2 Pre-Job Briefing
- Conduct a pre-job briefing to discuss the scope of work, potential hazards, and safety precautions.
- Review this SWP with all workers involved in the sweeping activity.
- Confirm that all workers understand their roles and responsibilities.
7.3 Work Area Preparation
- Inspect the work area for potential hazards, such as slip, trip, and fall hazards.
- Ensure adequate ventilation in the work area.
- Post warning signs to alert others of the sweeping activity.
- Remove any obstructions from the work area.
8. Safe Work Procedure Steps
8.1 Preparation
- Step 1: Don appropriate PPE, including a respirator, safety glasses/goggles, gloves, and protective clothing.
- Step 2: Gather all necessary equipment and tools, including a broom, dustpan, spray bottle, and HEPA filter vacuum.
- Step 3: Prepare the work area by removing obstructions and posting warning signs.
Safety considerations for this step: Ensure PPE is in good condition and fits properly. Verify that the HEPA filter vacuum is functioning correctly.
8.2 Sweeping
- Step 1: Lightly mist the area to be swept with water using a spray bottle to dampen the debris and minimize dust generation. Avoid over-wetting the area.
- Step 2: Sweep the debris slowly and carefully towards the dustpan, using gentle strokes to avoid creating dust clouds.
- Step 3: Use the dustpan to collect the debris and transfer it into a sealed container for disposal.
Safety considerations for this step: Maintain a slow and steady pace to minimize dust generation. Avoid dry sweeping, which can create airborne dust [1].
8.3 Clean-Up
- Step 1: After sweeping, use a HEPA filter vacuum to clean any remaining dust or debris from the area [3].
- Step 2: Damp-mop the area to further remove any residual dust.
- Step 3: Properly dispose of the collected debris in accordance with local regulations for hazardous waste 1, 2, 3, 4, 5, 7, 8, 9, 12, 13, 14, 15, 16, 17.
Safety considerations for this step: Ensure the HEPA filter vacuum is used correctly and maintained properly. Follow local regulations for the disposal of silica-containing waste.
9. Precautions and Safety Measures
- Avoid Dry Sweeping: Always use wet sweeping methods to minimize dust generation [1].
- Use Proper Ventilation: Ensure adequate ventilation in the work area to reduce the concentration of airborne dust.
- Regularly Clean Equipment: Keep equipment clean and in good working condition to prevent dust accumulation.
- No Compressed Air: Never use compressed air for cleaning, as it can create airborne dust [3].
- Wash Hands: Wash hands and face thoroughly with soap and water after completing the sweeping activity 8, 9.
10. Emergency Procedures
10.1 General Emergency Response
In the event of an emergency, follow these general procedures:
- Stop work immediately and assess the situation.
- Evacuate the area if necessary.
- Contact emergency services if required.
- Provide first aid to any injured personnel.
10.2 Specific Emergency Scenarios
- Inhalation of Silica Dust: Move to fresh air immediately. Seek medical attention if experiencing difficulty breathing.
- Eye Contact: Flush eyes with water for at least 15 minutes. Seek medical attention if irritation persists.
- Skin Contact: Wash affected area with soap and water. Seek medical attention if irritation develops.
10.3 Emergency Contact Information
- Emergency Services: 911
- [Company Health and Safety]: [PHONE NUMBER]
- [Site Supervisor]: [PHONE NUMBER]
11. Incident Reporting and Investigation
Report all incidents, near-misses, and hazards to the supervisor immediately. An investigation will be conducted to determine the root cause of the incident and implement corrective actions to prevent recurrence.
12. References and Related Documents
- Canada Occupational Health and Safety Regulations (SOR/86-304) 18, 20
- Safety Data Sheets (SDS) for Silica
- [Company Health and Safety Manual]
Approved by: [NAME AND POSITION] Date: [APPROVAL DATE]
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Sources used for this answer
[1] Canada Occupational Health and Safety Regulations (SOR/86-304)
Page 114
Open source documentSource excerpt
## Identification 10.27 Every container of a hazardous substance, other than a hazardous product, that is stored, handled, used or disposed of in the work place shall be labelled in a manner that discloses clearly - (a) the generic name of the substance; and - (b) the hazard information in respect of the substance. SOR/88-68, s. 12; SOR/96-294, s. 2; SOR/2002-208, s. 43(F); SOR/2016-141, s. 20. 10.28 If a safety data sheet in respect of a hazardous substance, other than a hazardous product, that is stored, handled or used in the work place may be obtained from the supplier of the hazardous substance, the employer shall - (a) obtain a copy of the safety data sheet; and - (b) keep the copy of the safety data sheet readily available for examination by employees in any form, as determined in consultation with the policy committee or, if there is no policy committee, the work place committee or the health and safety representative. SOR/88-68, s. 12; SOR/96-294, s. 2; SOR/2002-208, s. 43(F); SOR/2016-141, s. 9; SOR/ 2019-246, s. 69(F). ## DIVISION III ## Hazardous Products [SOR/2016-141, s. 20] ## Interpretation 10.29 In this Division, bulk shipment has the same meaning as in subsection 5.5 1 ( ) of the Hazardous Products Regulations ; ( expédition en vrac ) container means any package or receptacle, including a bag, barrel, bottle, box, can, cylinder, drum and storage tank; ( contenant ) fugitive emission means a hazardous product in gas, liquid, solid, vapour, fume, mist, fog or dust form that escapes from processing equipment, from control emission equipment or from a product into the work place; ( émission fugitive ) hazardous waste means a hazardous product that is acquired or generated for recycling or recovery or is intended for disposal; ( résidu dangereux ) ## Identification 10.27 Le contenant d'une substance dangereuse, autre qu'un produit dangereux, qui est entreposée, manipulée, utili…
[2] Kobelco SK235SR-2, SK235SRLC-2 Operation Manual
Page 20
Open source documentSource excerpt
## ［ 1. SAFETY PRECAUTIONS ］ If dust which may contain asbestos is present, there are several common sense guidelines that should be followed. - a. Never use compressed air for cleaning. - b. Avoid brushing or grinding of asbestos containing materials. - c. For clean up, use wet methods or a vacuum equipped with a high efficiency particulate air (HEPA) filter. - d. Use exhaust ventilation on permanent machining jobs - e. Wear an approved respirator if there is no other way to control the dust. - f. Comply with applicable rules and regulations for the work place. - g. Follow environmental rules and regulations for disposal of asbestos. - h. Avoid areas where asbestos particles may be in the air.
[3] CAT 345D, 349D, and 349D2 Excavators Operation and Maintenance Manual
Page 23
Open source documentSource excerpt
<!-- image --> Operating the machine while distracted can result in the loss of machine control. Use extreme caution when using any device while operating the machine. Operating the machine while distracted can result in personal injury or death. Know the width of your equipment to maintain proper clearance when you operate the equipment near fences or near boundary obstacles. Be aware of high-voltage power lines and power cables that are buried. If the machine comes in contact with these hazards, serious injury or death may occur from electrocution. Illustration 41 <!-- image --> Wear a hard hat, protective glasses, and other protective equipment, as required. Do not wear loose clothing or jewelry that can snag on controls or on other parts of the equipment. Make sure that all protective guards and all covers are secured in place on the equipment. Keep the equipment free from foreign material. Remove debris, oil, tools, and other items from the deck, from walkways, and from steps. Secure all loose items such as lunch boxes, tools, and other items that are not a part of the equipment. Know the appropriate work site hand signals and the personnel that are authorized to give the hand signals. Accept hand signals from one person only. Do not smoke when you service an air conditioner. Also, do not smoke if refrigerant gas may be present. Inhaling the fumes that are released from a flame that contacts air conditioner refrigerant can cause bodily harm or death. Inhaling gas from air conditioner refrigerant through a lighted cigarette can cause bodily harm or death. Never put maintenance fluids into glass containers. Drain all liquids into a suitable container. Obey all local regulations for the disposal of liquids. Use all cleaning solutions with care. Report all necessary repairs. Do not allow unauthorized personnel on the equipment. Unless you are instructed otherwise, perform maintenance with the equipment in the servicing position. Refer to Operation …
[4] Canada Occupational Health and Safety Regulations (SOR/86-304)
Page 110
Open source documentSource excerpt
Canada Occupational Health and Safety Regulations PART X Hazardous Substances DIVISION II Hazardous Substances Other than Hazardous Products Asbestos Exposure Management Program Sections 10.26.2-10.26.5 - (f) develop and implement an employee education and training program that is specific to asbestos-containing material. SOR/2017-132, s. 4. - 10.26.3 If an employee who is undertaking automotive service procedures may be exposed to asbestos from friction material or dust arising from that material, an employer shall ensure that - (a) the use of compressed air, brushes or similar means to dry-remove friction material dust from automotive assemblies is prohibited; and - (b) signs to advise employees of the hazards and required precautions are posted in service work areas where friction material is handled or dust arising from that material is generated. SOR/2017-132, s. 4. Asbestos Dust, Waste and Debris Removal - 10.26.4 (1) During any work activities that involve friable asbestos-containing materials, an employer shall ensure that the following activities are carried out frequently and at regular intervals as determined by a qualified person, at the end of each work shift and immediately after the work activity is completed: - (a) all asbestos dust, waste and debris are removed by vacuuming with a vacuum cleaner that is equipped with a HEPA filter, damp-mopping or wet-sweeping the area that is contaminated with the asbestos dust, waste or debris; and - (b) any drop sheets that are contaminated with asbestos dust, waste or debris are wetted. - (2) All asbestos dust, waste or debris and any drop sheets that are contaminated with asbestos dust, waste or debris shall be placed in a container referred to in section 10.26.11. SOR/2017-132, s. 4. - 10.26.5 If a glove bag is used for the removal of asbestos insulation from pipes, ducts and similar structures, an employer shall ensure …
[5] CAT CS10 GC, CS11 GC, CS12 GC Vibratory Soil Compactor Operation and Maintenance Manual
Page 16
Open source documentSource excerpt
Safety Section - · Avoid brushing, grinding, or cutting materials suspected of containing hexavalent chromium. - · Obey environmental regulations for the disposal of all materials that may contain or have come into contact with hexavalent chromium. - · Stay away from areas that might have hexavalent chromium particles in the air. ## Dispose of Waste Properly <!-- image --> Improperly disposing of waste can threaten the environment. Potentially harmful fluids should be disposed of according to local regulations. Always use leakproof containers when you drain fluids. Do not pour waste onto the ground, down a drain, or into any source of water. i01359664 ## Crushing Prevention and Cutting Prevention SMCS Code: 7000 Support the equipment properly before you perform any work or maintenance beneath that equipment. Do not depend on the hydraulic cylinders to hold up the equipment. Equipment can fall if a control is moved, or if a hydraulic line breaks. Do not work beneath the cab of the machine unless the cab is properly supported. Unless you are instructed otherwise, never attempt adjustments while the machine is moving or while the engine is running. Never jump across the starter solenoid terminals in order to start the engine. Unexpected machine movement could result. Whenever there are equipment control linkages the clearance in the linkage area will change with the movement of the equipment or the machine. Stay clear of areas that may have a sudden change in clearance with machine movement or equipment movement. Stay clear of all rotating and moving parts. If it is necessary to remove guards in order to perform maintenance, always install the guards after the maintenance is performed. Keep objects away from moving fan blades. The fan blade will throw objects or cut objects. Do not use a kinked wire cable or a frayed wire cable. Wear gloves when you handle wire cable. When you strike a retainer pin with force, the retainer pin can fly out. The loose r…
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