Self Study 1 Common Workplace Hazards 1 Where do hazards exist? Offices Ships Workshops Security Operations Diving Operations 2 Where do hazards exist? Offices Ships Workshops Security Operations Diving Operations … and everywhere! 3 Common Hazards Housekeeping Electrical Radiation Hazardous Chemical Ammunition and Ordnance Compressed Air / Gas Noise Fatigue Specific Activities Heat Injury Click on the buttons to learn more about hazards 4 Common Hazards Housekeeping Oily / Wet / Dirty Surfaces Unguarded Openings Misplaced / Loose Objects Poor Lighting Loose / Protruding / Improperly Stacked Objects Poorly Maintained Machinery What are the corresponding consequences and safe work practices? 5 Common Hazards Housekeeping Consequences Slips, Trips and Falls Knocks by objects Safe Practices Falling into unguarded openings Add protective cover to protruding object Keep decks/floor clean and dry Cordon/Guard any spills or openings Don’t obstruct emergency exits or equipment Cords, hoses neatly put away Equipment and tools properly secured and stowed Heavy objects not stored in high locations Proper lighting Use portable lighting if necessary Cuts by objects Click on the button to go back to hazards menu 6 Common Hazards Electrical Electrical Shock Electrical Fire What are the corresponding consequences and safe work practices? 7 Common Hazards Safe Practices Electrical Consequences Heart attacks or failure Burns Don’t overload electric outlets Limit use of multi-way adaptors and extension cords Don’t place flammable materials near electrical outlets Proper electrical isolation before operating on equipment No loose contacts or wirings Use only approved electrical equipment Use waterproof sockets for outdoors Use proper insulation (rubber gloves and mat) Don’t wear metal objects when operating on electrical equipment Click on the button to go back to hazards menu 8 Common Hazards Exposure Radiation Fuel Sparking Detonation of Ammunition What are the corresponding consequences and safe work practices? 9 Common Hazards Consequences Harm to humans, ammunition and fuel Radiation Comply with Lock-OutTag-Out procedures Safe Practices Keep handheld walkietalkie from EED-type ammo - Keep clear from transmitting device during operation - Do not touch high-powered transmitting device - Comply with demarcated markings No radar / radio transmission while embarking / disembarking ammo, and while fueling. Click on the button to go back to hazards menu 10 Common Hazards Exposure Hazardous Chemical Reaction What are the corresponding consequences and safe work practices? 11 Common Hazards Consequences Safe Practices Keep clear from chemicals where possible Hazardous Chemical Damage to Body Keep open flames and sparks away from chemicals Burns Do not smoke near chemicals or fuels Comply with safety requirements stated in Material Safety Data Sheet Clean up all chemical spills - Keep incompatible chemicals separate from each other. expeditiously - Ensure chemicals are properly stowed away Click on the button to go back to hazards menu 12 Common Hazards Ammunition Detonation and Ordnance What are the corresponding consequences and safe work practices? 13 Common Hazards Consequences Safe Practices Do not place sharp objects on ammunition Detonation Injury and Death Do not drop any ammunition Ammunition and Ordnance Keep phones, walkie-talkies, or transmitting device >1m from EED-type ammo No naked lights or smoking Click on the button to go back to hazards menu 14 Common Hazards Valve / Hose / Coupling Failure Intoxicated Compressed Air / Gas Fire / Explosion What are the corresponding consequences and safe work practices? 15 Common Hazards Consequences Injury and Death Safe Practices Operations involving compressed air/gases should be preceded by assessment of risks Compressed Air Equipment should be inspected at regular intervals to ensure good condition Use of equipment should only be restricted to persons properly trained and qualified Colour code gas cylinders and hoses to facilitate identification of contained gases Click on the button to go back to hazards menu 16 Common Hazards Exposure Noise What are the corresponding consequences and safe work practices? 17 Common Hazards Consequences Safe Practices Limit exposure to areas of excessive noise levels Hearing Loss Sound Levels Max Exposure per Day 85 (Compressor) 8hrs 88 4hrs 91 2hrs 94 1hr 97 30mins 100 (Firing of Rifle) 15mins 103 7.5mins 106 4mins 109 2mins 111 1min Use ear muffs or ear plugs when entering or transiting through area of excessive noise levels Noise Click on the button to go back to hazards menu 18 Common Hazards Consequences Safe Practices Progressive training or heat acclimatisation to improve physiological condition. Nausea, vomiting, headache, giddiness and weakness in limbs Proper hydration before, during and after strenuous activities. Proper rest before any strenuous activity Appropriate work-rest cycle during strenuous activity Heat Injury Temperature taking before any activity to identify illness Click on the button to go back to hazards menu 19 Common Hazards Safe Practices Engage in fitness activities in designated areas (e.g. routes, sports complex) Engage in fitness activities in pairs or in a group, so that assistance (if needed) can be quickly rendered. Take note of emergency contact numbers (e.g. medical centre) Do not conduct outdoor fitness activities when the weather is very hot. Ensure that your physical condition is suitable for fitness activities (using the Physical Activity Readiness Questionnaire) Carry out proper warm-up before fitness activities. Consequences Fatigue Fatigue and Injuries Ensure proper hydration and rest before, during and after fitness activities. Click on the button to go back to hazards menu 20 Common Hazards What are the corresponding consequences and safe work practices? Working at Heights Working in Confined Spaces Specific Activities 21 Common Hazards Consequences Confined Spaces Safe Work Practices Provide adequate ventilation Periodically check gas content Presence of dangerous gases (insufficient oxygen) Guard / Cordon openings with clear warning signs Heights Fall off unguarded openings 3 Fall from Heights Always maintain 3point contact Don safety harness and hard hat Don proper PPE and provide safe and adequate means of access Sentry and record of workers Comply with safe working load Competent supervisor oversees workers Specific Activities Click on the button to go back to hazards menu 22
