Safety Guidelines for Construction and Electrical Power Tools, Exams of Laboratory Practices and Management

Download Safety Guidelines for Construction and Electrical Power Tools and more Exams Laboratory Practices and Management in PDF only on Docsity! STSC Practice Exam Questions with Verified Solution 2024 Update. 1. For construction, electrical power tools and cords must: - ANS Make use of ground fault circuit interrupters or be part of an assured equipment grounding conductor program 2. If a supervisor is given authority by the General Manager to stop operations on a construction site whenever he or she observes an imminent danger situation. Which of the following correctly identifies that authority? - ANS Functional authority 3. As a certified Safety Trained Supervisor, you are expected to - ANS Seek methods to improve personal knowledge and understanding of methods, techniques and practices for workers, protection 4. Arrange the following hazard control steps in the most appropriate sequence: - ANS 2 (engineer), 1 (guard), 3 (educate) 5. Which action is preferred when dealing with minor infractions of work safety rules? - ANS Oral reprimand 6. System safety analysis can be applied to which of the following? - ANS Any system that has interacting components 7. What should a supervisor do when a crew must walk across an area with open floor holes to get to their work area? - ANS Have the floor holes covered and inform crew of load surface restrictions 8. The strongest motivator, according to the Contemporary Motivation Theory is: - ANS Recognition of achievement 9. Management has increased work hours and is pushing for more productivity. As STS, you are concerned about some of the safety risks associated with this production schedule. You should: - ANS Inform/ communicate increased hazards due to increased production and verify that risk is acceptable 10. The best evaluation of tasks descriptor involving steps, hazards and solutions is? - ANS Job Safety Analysis (JSA) 11. What minimum PPE is required for a worker using a jackhammer with a spade to remove asphalt? - ANS Hearing, eye, head and foot protection 12. Minimally, _____ designated person(s) shall be on duty above ground whenever any employee is working underground and shall be responsible for securing immediate aid, keeping an accurate count of employees underground in case of emergency. - ANS One 13. A medical questionnaire required when safety workers place an employee in respiratory protection must be evaluated by whom? - ANS A licensed health care professional 14. In construction each employee on a walking/ working surface (horizontal and vertical surface) with an unprotected side or edge which is _____ feet or move above a lower level shall be protected from falling by the use of guardrail systems, safety net systems, or personal fall arrest systems. - ANS 6 15. A crew member deliberately violates a safety procedure. What should be done? - ANS Stop work, write formal complaint and explain 16. OSHA requires that each employee on a scaffold more than _____ feet above a lower level shall be provided with fall protection with fall protection to prevent from falling to that lower level. - ANS 10 17. Professional ethics refers to: - ANS A set of principles and standards that guide the actions of professionals that are often referenced in civil or criminal cases involving professional conduct 18. When working on a scaffold 50 feet high who must approve the scaffold for use? - ANS The Competent person P a g e 1 | 13 19. Both large and small businesses are required to report certain serious work-related incidents to the nearest OSHA Area Office. What mishaps require reporting within 8 hours? - ANS The fatality of one or more employees, as a result of a work-related incident 20. A guardrail systems' major components include? - ANS All of the above (Top rail, mid rail, toe boards, screens) 21. Safety professionals perform accident investigations primarily to: - ANS Determine causal conditions 22. Accident analysis is primarily used as a(n)? - ANS Indicator for problem areas 23. For injury accident analysis, information sources include all of the following expect? - ANS Insurance rate table 24. The major cause of serious construction injuries are? - ANS Falls 25. Various methods of securing line accountability for safety are widely accepted within the safety community. Which techniques will have long lasting influence on the line manager or supervisor? - ANS All of the above 26. What are the two areas of accident costs? - ANS Direct and Indirect 27. Who typically conducts most minor incident investigations? - ANS Supervisor 28. Who should investigate a serious or fatal accident in an active mishap prevention program? - ANS A senior manager official 29. Often several accident investigators will be at the scene of an accident at the same time due to varying reasons for gathering information. Which of the following is the least important task with respect to the STSs accident investigation responsibilities? - ANS Getting to the scene before anybody else. Arriving first on the scene 30. While interviewing witnesses to an accident or participants in the event, investigators often find themselves talking to a hostile and very defensive people. Which of the following methods would most likely result in an honest and truthful statement from these interviewees? - ANS Tell then the information will only be used for accident prevention purposes and no disciplinary actions will result from the investigation 31. Throughout accident investigations, the interviewing of witnesses is often required to determine facts relative to the event. Which of the following choices offers the best place to conduct interviews for safety investigations? - ANS Privately in a conference room 32. The best descriptor of the legal premise of "chain of custody" is? - ANS Documentation of possession 33. Exactly when should an accident investigation begin? - ANS As soon as possible, realizing that protection of the injured and prevention of a second accident will take precedence 34. The primary reasons for accidents are? - ANS Combinations of factors 35. While reviewing the plans for a sewer line project to be performed by a sub-contractor, the investigator is puzzled by the definition of a "trench excavation" used throughout the document. Which of the following is the best definition of an OSHA trench excavation? - ANS A narrow excavation where the depth is greater than the width, but not greater than 15 feet 36. While reviewing preliminary plans for construction of a radio transmitting site located at 9,000 feet elevation, workers travel from sea level to the site each day and return after 12-hour shifts. Which of the following would you be most concerning? - ANS Hypoxia 37. Contractors can sometimes use the term "competent person" in a general sense. Which of the following descriptions best fits the intent of the OSHA standards when referring to a "Competent Person"? - ANS The person who is capable of identifying existing and predictable hazards in the surroundings or working conditions which are unsanitary, P a g e 2 | 13 78. Will the CSHO conduct a separate opening conference for the union representatives? - ANS Yes, as per OSHA policy, the CSHO will conduct two opening conferences 79. Which of the following is the most correct concerning the repeat citation policy of OSHA? - ANS Violations will be considered repeat if they occur within five years of each other 80. An OSHA Compliance Safety & Health Officer (CSHO) may do all of the following during a programmed inspection of a job site except? - ANS The CSHO can order workers off a job if he/she uncovers an imminent danger situation 81. If a serious violation exists, and the CSHO finds that the supervision had full knowledge of the hazard, does this constitute a serious violation? - ANS Yes, the supervisor represents the employer and a supervisor's knowledge of the hazard amounts to employer knowledge 82. During a periodic inspection of chains, supervisors should inspect the chain link-by-link, looking for all the following except: - ANS Painted links 83. It is important to provide new employee training orientation in order that? - ANS New employees are inexperienced and not familiar with the hazards, procedures, facilities and safety rules 84. Safety and health meetings are conducted primarily to? - ANS Motivate employees to take an interest and responsibility for safety and health 85. The best way to control or eliminate a hazard is to? - ANS Utilize engineering controls 86. All of the following are examples of unsafe ladder practices except? - ANS Face the ladder when ascending or descending 87. Enclosures for noise control are designed to: - ANS Reduce sound system design 88. The best approach for reducing incidents involving human error is to? - ANS Improve system design 89. Safety professionals perform accident investigation primarily to determine causal conditions. The person responsible for correcting the accident causes is the: - ANS Supervisor 90. One invalid reason for accident (mishap) investigation is to? - ANS Provide vehicle for discipline 91. Who is responsible to ensure an employee's personal PPE is maintained? - ANS Employer 92. If materials are dropped more than _____ feet to any point laying oustide the exterior walls of the building, an enclosed chute (a slide, closed on all sides, through which material is moved from a high to low place) of wood, or equivalent material, shall be used. - ANS 20 93. The 4 in the diagram indicates: - ANS Reactivity 94. For what reason is it important that the immediate supervisor be involved with incident investigation? - ANS Immediate supervisors are usually the most knowledgeable about the work 95. All lanyards are vertical lifelines have a minimum breaking strength of _____ pounds. - ANS 5000 96. The maximum storage temperature for a gas cylinder is exactly? - ANS 130 degrees F 97. The first thing to verify before rigging a sling to a load is to: - ANS Check to see if the rated load capacity for the rope or sling is being exceeded 98. The action most likely to produce severe injuries or a high probability of accident is? - ANS Unusual and non-routine tasks P a g e 5 | 13 99. OSHA requires that a standard railing shall consist of top rail, intermediate rail, and posts, and shall have a vertical height of _____ inches nominal from upper surface of top rail to floor, platform, runway, or ramp level. - ANS 42 100. If an employer is working over or near water, he/she must furnish all of the following except: - ANS A qualified life guard attendant 101. When training workers erecting and dismantling scaffolding, which statement is most correct? - ANS A competent person must perform the training 102. What is the most important consideration during the planning state of a Health & Safety Training Program? - ANS Training Objectives 103. An important step in the safety process is employee recognition. Who should provide the recognition? - ANS First line supervisor 104. Most eye injuries at work are a result of? - ANS Flying objects 105. Which statement is not consistent with the STS Code of Ethics and Professional Conduct? - ANS STS certificate holders should endeavor to represent the common good of the public, without respect to the needs of the employers or clients 106. What is the cause of most accidents? - ANS Many contributing causes 107. The least effective time to present a safety training session is after? - ANS The company announces it is downsizing 108. This training method is primarily used to find new, innovative approaches to issues. - ANS Brainstorming 109. Of the following, the least important benefit of safety and health training is: - ANS Attitude adjustment 110. What is the training required to get this person qualified as a power truck operator in the company? (New hire forklift driver) - ANS Ensure the operator has knowledge and skills required to operate power trucks, including company's procedures 111. On-the-job training is primarily used because? - ANS Allows workers to produce during training period 112. Other than improved safety performance, what is the best reason or objective for post-training testing? - ANS To spot weakness in the training program 113. The best indicator of training effectiveness is? - ANS Increase in effectiveness of job performance 114. A break in elevation of _____ requires that either steps, ramps, or ladders must be provided. - ANS 19 inches 115. Which of the following would not require employers to provide employees training on hazardous chemicals in the workplace? - ANS Resupply of chemicals 116. According to OSHA at what depths must a trench be provided with means of egress such as a stairway, ladder, ramp etc.? - ANS 4 feet or more 117. In storage, gas cylinders must be separated from other combustible material by a barrier that is non-combustible, has a 30 minute fire rating and is at least _____ feet high? - ANS 5 118. Employees required to use PPE must be trained in all areas except? - ANS How to purchase PPE 119. One factor that does not contribute to the depletion of oxygen levels in confined spaces is? - ANS Ventilation 120. The individual in the best position to provide effective safety training of work groups is/are? - ANS Supervisors P a g e 6 | 13 121. The main objective of Health and Safety communications with workers is primarily to? - ANS Provide a safety message that will be understood and accepted by workers 122. Effective training can be greatly enhanced by using lesson plans which are designed to? - ANS Provide the instructor with standardized guidance for training session 123. Define communication - ANS Sharing information and/or ideas with others and being understood 124. The class of employees that has the greatest potential for accident is? - ANS New employees 125. Which communication technique is most effective in the workplace? - ANS Face to face individual two-way communications 126. The exhibited pictograms represents which hazard class? - ANS Carcinogen 127. After satisfactory completing the training course, students should be provided with written documentation including all the falling except? - ANS Students Social Security number 128. If an attorney contacts a STS requesting that he/she acts as an expert witness for 5% of the profits if his case is won. It is advised that the STS should? - ANS Counter offer for a flat fee schedule 129. When transmitting the production area, a supervisor spots a safety hazard in a different department that presents imminent danger to contracted workers in the area. His/her first action should be to: - ANS Stop the work and notify area supervisor to get hazard corrected 130. TO provide a safe work place, the STS should: - ANS Limit their advice and recommendation to those areas in which they have knowledge 131. This is not a hazardous operation, but it is posted "eye protection" area. Which of the following is the best course of action? - ANS Contact supervisor and discuss the situation 132. An object that connects a piece of electrical equipment to earth or some conducting body that serves in place of earth is a _____. - ANS Ground 133. What is the definition of the management term "span of control"? - ANS The number of subordinates a manager can supervise 134. When encountering unknown chemicals or potential asbestos-containing materials, what should a supervisor do initially? - ANS Stop work and have crew leave area 135. Which statement most represents a reasonable interpretation of the STS Code of Ethics? - ANS The STS Code of Ethics permits STSs to engage in work when they are qualified by experience in the specific technical fields involved, as well as by education 136. Temporary spoils can be placed no closer that _____ feet from the edge of the trench when trenching. - ANS 2 feet 137. All instruction manuals & operating procedure books for new equipment has been read by the STS. Upon completion of reading what should be done with them? - ANS Go over them with workers 138. Inspections of trenches should be made? - ANS Daily prior to start of work in trench 139. The one function that will always be filled at every incident, regardless of size is the? - ANS Incident commander 140. Does hazardous waste require a safety data sheet (SDS)? - ANS No, hazardous waste is regulated separately P a g e 7 | 13 183. Written safety programs should be written in: - ANS Language of both management and workers 184. New hires should be trained: - ANS Initially and before exposed to the hazards on the job site 185. Trench down 85 feet deep requires approved by a certified: - ANS Registered professional engineer 186. After a trench evacuation for a hazardous condition, who can determine work is safe to resume? - ANS Qualified and competent person 187. A ladder must extend above the working surface: - ANS 1 meter (3 feet) 188. Workers must be trained on all hazardous chemicals: - ANS In their work area 189. The most important information on a Safety Data Sheet (SDS) is: - ANS The emergency procedures and first aid for chemical exposure 190. An engineer replaces steel clips with hot dip galvanized clips to weld. The welder asks the supervisor about the fumes from the galvanized. The supervisor should: - ANS Consult SDS for hot dip galvanized clips for protective measures 191. A worker complains of feeling ill after an unknown layer of coating was found during a grinding operation. The supervisor should: - ANS Stop work until the coating can be identified 192. Another contracting crew is spraying hazardous materials in your crews work area. Your company has a respiratory program. Supervisor should: - ANS Determine the hazards of the materials being sprayed and take appropriate protective actions for the crew 193. Workers of different contractors are assigned to various levels in the scaffold. The responsibility for protecting workers from the overhead hazards belongs to: - ANS Contracting employers 194. Hard hat usage is determined by types of overhead hazards and the presence of - ANS Electrical hazards 195. The first crucial thing to check before beginning crane operations is: - ANS Overhead power lines 196. Heavy equipment operator must: - ANS Be properly trained or have enough experience 197. Most important thing to do before rigging for crane lift: - ANS Know the weight of load 198. Primary method for ensuring synthetic sling integrity: - ANS Daily, pre use visual inspections 199. What is the best course of action if supervisors witness an experienced worker not follow safety rules: - ANS Stop work, correct the worker, follow company disciplinary procedures 200. When a new, inexperienced worker breaks a safety rule, the supervisor should: - ANS Stop work, correct the worker 201. People will model behavior that they view are beneficial; therefore, workers are more prone to follow rules when: - ANS The supervisor follows the rules 202. On a multi-employer steel erection project, the entity that has the overall responsibility for the construction of the project-its planning, quality, and completion is the: - ANS Controlling contractor 203. The most important test for a flexible extension cord is: - ANS Proper ground 204. Extension cords must be: - ANS 3 wire heavy duty P a g e 10 | 13 205. A pipe of hazardous materials ruptures 20 feet from the supervisor's crew. The work is being done by a different contractor. The supervisor should: - ANS Evacuate and standby until informed it is safe to re-enter work area 206. The best solution to a hazard on the job site is: - ANS Eliminate the hazard 207. You have to perform work along a train track. What should be the best approach to doing the work safely? - ANS Coordinate with railroad, review JSA prior to performing work, and post train schedules at job site 208. Who is responsible for having appropriate PPE on a job site? - ANS Employer 209. The noise level exceeds permissible limits. What should be done? - ANS Provide at least two types of hearing protection and instruct employees on proper use/ wearing 210. After an accident the first priority is taking care of any injured persons. What should be the next priority? - ANS Secure the area 211. What must a worker know before isolating a machine? - ANS The specific energy isolation locations and devices 212. Who is the best person for insuring that workers are wearing the appropriate PPE? - ANS The Supervisor 213. On multi-employer work sites, what is the best method for one employer to inform the other employers about new Safety Data Sheets (SDS's) for chemicals? - ANS Develop a system for the general contractor and subcontractors to share SDS's 214. What would be the best protection while working with a drill and a 25-foot extension cord? - ANS GFCI protection 215. A key factor for implementing a good Safety Program involves: - ANS Getting foreman and supervisors involved 216. Once JSA is received and reviewed, it is apparent that there are more hazards to the task then are listed on the JSA. What should you do? - ANS Read and understand hazards on JSA, make any corrections to it prior to use and send revisions back to the safety officer 217. When interviewing a witness during an accident investigation, what is the best approach? - ANS Interview witnesses one at a time 218. Rigging equipment must be inspected _____ per 29 CFR 1926.251. - ANS Prior to use on each shift and as necessary during usage to ensure safety 219. What is the primary purpose of accident investigation? - ANS To prevent recurrence based on similar causes 220. It is a generally accepted theory in accident prevention that the attitude of supervisors and managers can affect the actions of foreman and employees. Which of the following best describes that relationship? - ANS Supervisor's attitude has a direct influence on employees 221. Which of the following is the most likely explanation for a new hire that is not working safely after attending safety orientation: - ANS Training objectives are different than work objectives 222. Why should supervisors discuss the results of safety inspections with their employees? - ANS To give positive reinforcement for good work practice and discuss hazards and corrective measures 223. A safety can is defined as: - ANS An approved container of 5 gallons or less with a spring-closed lid, spout cover and flame arresting screen 224. Hard hats are required when performing work in areas where the possibility of falling objects exist. Hard hats are also required: - ANS All of the above P a g e 11 | 13 225. Who can best instruct supervisors how to operate a tool safely? - ANS The manufacturer instruction manual 226. Which is the best protection for pouring a caustic chemical: - ANS Chemical splash goggles and face shield 227. Accident costs such as loss in earing power, loss of time by supervision, damage to tools and equipment, and cost of training a new worker are also called? - ANS Indirect costs 228. Which of the following is not an OSHA recognized form of PPE? - ANS Back braces 229. Nausea, sweating, dizziness are symptoms of which of the following? - ANS Heat exhaustion 230. What are the three major exposure paths for chemical compounds to enter the body? - ANS Inhaled, skin contact, and swallowed 231. The blood borne pathogen standard requires that people must be trained when cleaning up: - ANS Human blood and body fluids 232. When must an employer provide employees with information and training on hazardous chemicals in their work area? - ANS All of the above 233. Who has responsibility for safety at multiple-employer work sites? - ANS All employers and employees on the site 234. When transporting, moving or storing compressed cylinders, what must be in place? - ANS Valve protection caps 235. Emergency planning for an emergency should be done: - ANS Prior to work beginning at the site 236. Which of the following best describes an expectation of the STS Code of Ethics? - ANS Perform their safety roles using their knowledge and skills to further the safety of employees, employers, the public and the environment 237. Job site safety training is critical part of a safety program. Which of the following statements is most true? - ANS While comprehensive, pre-assignment training covering regulatory required topics is necessary, short, single topic tailgate meetings are very effective. 238. At minimum, documentation of training includes student name, topic outline, objectives, date and: - ANS Instructor name and qualifications 239. After safety training is completed, there are many ways to contribute to encourage safety at the job site. The best includes: - ANS Setting a good example, encouraging safe behavior, follow up on complaints and hazard reports 240. The general objective of providing safety training is: - ANS To impart knowledge and ability 241. The most important support for a safety management system comes from: - ANS Top management 242. While conducting a daily inspection of subcontractor work at a job site, a supervisor sees sparks and observes a subcontractor worker fall into the ground while using power tools. He /she should: - ANS Secure sources of electricity, send someone to call for emergency services, check the victim for respiration and pulse, and start CPR as appropriate 243. A worker reports that a ladder has a split up the side: - ANS Take out of service, tag it, and inform crew not to use 244. Electrical equipment will continue to operate if: - ANS Ground wire is disconnected P a g e 12 | 13