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REVIEW QUIZ - LESSON 8 & 9 1. The water leve in the confined space should 16. What must be ensured when using be below 15 cm (6 in.) before entry. TRUE mechanical handling equipment in aisles 2. If water is present in the confined space, a and passageways? B. SUF...

REVIEW QUIZ - LESSON 8 & 9 1. The water leve in the confined space should 16. What must be ensured when using be below 15 cm (6 in.) before entry. TRUE mechanical handling equipment in aisles 2. If water is present in the confined space, a and passageways? B. SUFFICIENT SAFE dry metal platform shall be available for use. CLEARANCE TRUE 17. What condition must aisles and 3. The air in the confined space must be passageways be kept in? C. CLEAR AND checked for explosive gases, fumes, and IN GOOD REPAIR vapors before entry. TRUE 18. What should be done to permanent aisles 4. The oxygen content in the confined space and passageways? B. APPROPRIATELY does not neeed tp be checked before entry. MARKED FALSE 19. How should materials stored in tiers be 5. Carbon monoxide levels do not need to be handled? B. STOCKED, BLOCKED, checked if there has been any burning or INTERLOCKED, AND LIMITED IN HEIGHT products of burning involved. FALSE 20. What must storage areas be kept free from 6. If any dangerous gases, fumes, and vapors to avoid hazards? C. ACCUMULATIONS are present, the area should be entered OF MATERIALS immediately to assess the risk. FALSE 21. What kind of control should be exercised in 7. Approved breathing apparatus and personal storage areas when necessary? B. protective equipment must be provided to VEGETATION CONTROL workers entering the confined space. TRUE 22. What should be provided to warn of 8. Workers can enter a confined space without clearance limits? B. CLEARANCE SIGNS a watcher as long as they have breathing 23. What must be installed on spur railroad apparatus. FALSE tracks to prevent rolling cars from contacting 9. Smoking is allowed in confined spaces if other cars or entering work areas? B. there is adequate ventilation. FALSE DERAIL AND/OR BUMPER BLOCKS 10. Open lights, torches, arcs, or flames are 24. What is required to protect personnel from permitted in confined spaces inspections. hazards of open pits, tanks, vats, and FALSE ditches? B. COVERS AND/OR 11. Spraying or painting using volatile solvents GUARDRAILS of oil can be undertaken in confined spaces 25. What should not create a hazard in storage without any respiratory protection. FALSE areas? C. THE STORAGE OF MATERIAL 12. Manholes, tank openings, or other openings left unattended should be protected by barricades and warning signs. TRUE 13. At ight, unattended openings do not need any additional protection beyond barricades. FALSE 14. Adequate means of ingress and egress must be provided for any confined or enclosed space. TRUE 15. The area can be checked visually to ensure that the water level is below 20 cm (8 in.). FALSE REVIEW QUIZ - QUIZ 3 1. The process or operation involving 13. What information should be included on hazardous substances can be carried out in labels of containers with hazardous an air-tight enclosure to ___. - PREVENT substances? - (A) SYMBOL OF THE PERSONAL CONTACT WITH HARMFUL RELEVANT CATEGORY OF HAZARD OF SUBSTANCES THE SUBSTANCE CONTAINED 2. If airtight enclosures cannot be used, how (EXPLOSIVE, FLAMMABLE, OXIDIZING, should harmful substances be controlled? - TOXIC, CORROSIVE, RADIOACTIVE); (B) BY REMOVING THEM AT THEIR POINT CHEMICAL NAME OR TRADE NAME OF OF ORIGIN THE SUBSTANCE; (C) DESCRIPTION OF 3. Warning labels on containers of hazardous THE PRINCIPAL RISK OR RISKS; (D) substances should be in _____ shapes - NECESSARY PRECAUTIONS TO BE RECTANGULAR TAKEN; (E) FIRST-AID OR OTHER 4. Markings on labels should be in _______ SIMPLE MEASURES TO BE TAKEN IN A background. - BLACK ON WHITE CASE OF INJURY OR EMERGENCY IF 5. Who is primarily responsible for correctly NECESSARY. labelling containers of hazardous 14. How often should the atmosphere of substances? - MANUFACTURERS workrooms be tested for hazardous 6. How often should the atmosphere of substances? - NOT LONGER THAN workrooms be tested for concentration of ANNUALLY hazardous substances - ANNUALLY 15. What should workers do before eating or 7. Ventilation and exhaust equipment should leaving the premises when exposed to toxic be inspected and tested ____. - substances? - WASH FACES AND HANDS PERIODICALLY THOROUGHLY 8. Cleaning of floors, walls, and equipment in 16. Time for the use of washrooms and shower workplaces with toxic substances should be baths should be allotted to workers done: - DAILY BY WET BRUSHING OR employed in the manufacture or handling of SWEEPING ______. - IRRITATING OR TOXIC 9. In workplaces where hazardous substances SUBSTANCES are manufactured, suitable warning devices 17. Why should the atmosphere of workrooms should be installed to ____. - ALERT be tested periodically? - TO ENSURE THAT PERSONNEL IN CASE OF DANGEROUS THE CONCENTRATION OF IRRITATING RELEASES OR TOXIC DUSTS, FIBERS, GASES, 10. Workers exposed to irritating or toxic MISTS, OR VAPORS REMAINS WITHIN substances should promptly report any: - THE THRESHOLD LIMIT VALUES PHYSICAL COMPLAINTS SPECIFIED IN TABLE 8A. REGULAR 11. The employer should maintain accurate TESTING HELPS TO MONITOR AND records of employee exposure to potentially MAINTAIN A SAFE WORKING toxic materials for _____. - LEGAL ENVIRONMENT FOR EMPLOYEES. REQUIREMENTS 12. Adequate measures should be taken to prevent damage to structural parts and equipment by corrosion in workplaces where _____. - CORROSIVE SUBSTANCES ARE GENERATED