OSHA Study Guide. Violators who do NOT follow the EPA National Emissions standards for asbestos, may be subject to a daily federal penalty of:

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1 1 Violators who do NOT follow the EPA National Emissions standards for asbestos, may be subject to a daily federal penalty of: A. $20,000 B. $25,000 C. $30,000 D. $35,000 CORRECT: B EPA 40 CFR 763 (d) & 15 USC 2615 (a)(1) We have had reports of this question being asked in the past. However, research as to the exact location of the requirement in the law shows that this fine does not apply to construction workers, but applies to schools and state and federal employees that are not covered by OSHA. We suggest that if you encounter this question, or a variation, that you write a comment to the testing agency as to the misuse of the question, but answer it correctly. 2 An OSHA poster: A. Must be continuously displayed in the work place B. Is the standard guideline for inspection procedures C. Must be prepared within 36 hours of any occupational or illness D. Must be prepared directly after Form 100 and submitted to the registrar of contractors CORRECT: A OSHA 29 CFR (a)(1) 3 An OSHA poster: A. Must be continuously displayed in the work place B. Is the standard guideline for inspection procedures C. Must be prepared within 36 hours of any occupational or illness D. Must be prepared directly after Form 100 and submitted to the registrar of contractors CORRECT: A OSHA 29 CFR (a)(1)

2 4 Failure to follow the EPA standard for workers exposed to asbestos will result in: A. B. C. D. Civil penalties for serious violations up to $7, Civil penalties up to $8, per day Civil penalties up to $125, per day Civil penalties up to $150, per day CORRECT: A OSHA 29 CFR (d) & 29 USC 666 (d) (d) refers to the "Act" which is P.L STAT 1590 Codified as 29 USC Failure to follow the EPA standard for workers exposed to asbestos will result in: A. B. C. D. Civil penalties for serious violations up to $7, Civil penalties up to $8, per day Civil penalties up to $125, per day Civil penalties up to $150, per day CORRECT: A OSHA 29 CFR (d) & 29 USC 666 (d) (d) refers to the "Act" which is P.L STAT 1590 Codified as 29 USC Kit Carson Construction Company is expanding its work force. How many employees must Kit Carson Construction have before it must maintain records of all employee occupational injuries and illnesses? A. 10 B. 11 C. 12 D. 13 CORRECT: B OSHA 29 CFR (a)(1)

3 7 Kit Carson Construction Company is expanding its work force. How many employees must Kit Carson Construction have before it must maintain records of all employee occupational injuries and illnesses? A. 10 B. 11 C. 12 D. 13 CORRECT: B OSHA 29 CFR (a)(1) 8 According to OSHA, a safety log shall be available for inspection at all times. Within how many calendar days must any new posting to the log be completed? A. 5 days B. 4 days C. 7 days D. 3 days CORRECT: C OSHA 29 CFR (b)(3) 9 According to OSHA, a safety log shall be available for inspection at all times. Within how many calendar days must any new posting to the log be completed? A. 5 days B. 4 days C. 7 days D. 3 days CORRECT: C OSHA 29 CFR (b)(3)

4 10 If the contractor's employee is under the day-to-day supervision of the, the is responsible for recording the injury or illness. A. contractor, employee B. contractor, contractor C. employee, contractor D. employee, employee CORRECT: B OSHA 29 CFR (b)(3) 11 If the contractor's employee is under the day-to-day supervision of the, the is responsible for recording the injury or illness. A. contractor, employee B. contractor, contractor C. employee, contractor D. employee, employee CORRECT: B OSHA 29 CFR (b)(3) 12 If you supervise a contractor's employee's work on a day-to-day basis, the contractor must record the injury or illness occuring to said employee. A. True B. False C. D. CORRECT: B OSHA 29 CFR (b)(3) You must record the injury or illness occuring to said employee.

5 13 If you supervise a contractor's employee's work on a day-to-day basis, the contractor must record the injury or illness occuring to said employee. A. True B. False C. D. CORRECT: B OSHA 29 CFR (b)(3) You must record the injury or illness occuring to said employee. 14 A company's annual summary of occupational injuries and illnesses for the past year must be displayed by what date? A. 02/01 B. 03/01 C. 04/01 D. 01/01 CORRECT: A OSHA 29 CFR (b)(6) 15 A company's annual summary of occupational injuries and illnesses for the past year must be displayed by what date? A. 02/01 B. 03/01 C. 04/01 D. 01/01 CORRECT: A OSHA 29 CFR (b)(6)

6 16 Federal OSHA requires employers to post an annual summary of occupational injuries and illnesses. This summary shall be posted for at least 30 days. When must this summary be posted? A. December 1st B. January 1st C. February 1st D. June 1st CORRECT: C OSHA 29 CFR (b)(6) 17 Federal OSHA requires employers to post an annual summary of occupational injuries and illnesses. This summary shall be posted for at least 30 days. When must this summary be posted? A. December 1st B. January 1st C. February 1st D. June 1st CORRECT: C OSHA 29 CFR (b)(6) 18 An employers shall maintain work related injury records for a period of: A. 3 years B. 5 years C. 1 year D. 7 years CORRECT: B OSHA 29 CFR (a)

7 19 An employers shall maintain work related injury records for a period of: A. 3 years B. 5 years C. 1 year D. 7 years CORRECT: B OSHA 29 CFR (a) 20 If an employee has a work related accident in 1998 what is the earliest year which a company may destroy any record of this accident? A B C D CORRECT: D OSHA 29 CFR (a) Note: Records are required to be kept for five years. 21 If an employee has a work related accident in 1998 what is the earliest year which a company may destroy any record of this accident? A B C D CORRECT: D OSHA 29 CFR (a) Note: Records are required to be kept for five years.

8 22 OSHA form 300 and 301 must be kept by the employer for years? A. 3 B. 4 C. 5 D. 6 CORRECT: C OSHA 29 CFR (a) 23 OSHA form 300 and 301 must be kept by the employer for years? A. 3 B. 4 C. 5 D. 6 CORRECT: C OSHA 29 CFR (a) 24 A work related accident that results in the fatality of one or more employees must be reported in. A. 8 hours B. 4 hours C. 6 hours D. 2 hours CORRECT: A OSHA 29 CFR (a)

9 25 A work related accident that results in the fatality of one or more employees must be reported in. A. 8 hours B. 4 hours C. 6 hours D. 2 hours CORRECT: A OSHA 29 CFR (a) 26 Which one of the following conditions requiring emergency care can only be a non-reportable injury? A. An injury to an arm which reveals no damage on an x-ray B. A cut which requires only first aid C. A first degree burn which requires three treatments due to an infection D. A blow on the head which involves loss of consciousness for a short period of time CORRECT: B OSHA 29 CFR (a) 27 Which one of the following conditions requiring emergency care can only be a non-reportable injury? A. An injury to an arm which reveals no damage on an x-ray B. A cut which requires only first aid C. A first degree burn which requires three treatments due to an infection D. A blow on the head which involves loss of consciousness for a short period of time CORRECT: B OSHA 29 CFR (a)

10 28 According to OSHA, a painters ladder longer than shall not be used on the jobsite. A. 10" B. 12' C. 14' D. 16' CORRECT: B OSHA 29 CFR (b)(4)(ii) 29 According to OSHA, a painters ladder longer than shall not be used on the jobsite. A. 10" B. 12' C. 14' D. 16' CORRECT: B OSHA 29 CFR (b)(4)(ii) 30 Which of the following diseases may result from prolonged exposure to asbestos? A. B. C. D. diabetes Stroke Hepatitis B Cancer CORRECT: D OSHA 29 CFR Appendix G, II, A.

11 31 Which of the following are required to educate employees of the possible affects of hazardous materials? A. manufacturers schedule of ingredients & chemical effects B. material safety data sheets C. OSHA Form D. OSHA CORRECT: B OSHA 29 CFR (a)(1) 32 Which of the following are required to educate employees of the possible affects of hazardous materials? A. manufacturers schedule of ingredients & chemical effects B. material safety data sheets C. OSHA Form D. OSHA CORRECT: B OSHA 29 CFR (a)(1) 33 Employees must travel between work places during a work shift. According to OSHA, where should the hazard communication program be kept so it will be available to these employees? A. a copy should be placed in each separate vehicle used to transport employees B. a copy shall be placed at the primary facility C. a copy shall be placed at each of the different work places D. a separate copy should be given to each employee CORRECT: B OSHA 29 CFR (e)(5)

12 34 Employees must travel between work places during a work shift. According to OSHA, where should the hazard communication program be kept so it will be available to these employees? A. a copy should be placed in each separate vehicle used to transport employees B. a copy shall be placed at the primary facility C. a copy shall be placed at each of the different work places D. a separate copy should be given to each employee CORRECT: B OSHA 29 CFR (e)(5) 35 What information is not required to be included on the Material Safety Data Sheets? A. physical and chemical characteristics B. Symptoms of over exposure. C. legal consequences of misuse D. chemical name CORRECT: C OSHA 29 CFR (g) 36 What information is not required to be included on the Material Safety Data Sheets? A. physical and chemical characteristics B. Symptoms of over exposure. C. legal consequences of misuse D. chemical name CORRECT: C OSHA 29 CFR (g)

13 37 When workers are subject to contaminates that are less than 2 microns in diameter and, the contaminate is considered dangerous to health, which of the following must be provided? A. B. C. D. air purifying respirator with a filter certified for particulates half mask respirator with chemical cartridge half mask respirator with particulate filter half mask respirator without filter cartridge CORRECT: A OSHA 29 CFR (d) (3) (iv) (C) NOTE: 1 micron equals 1 micro meter 38 When workers are subject to contaminates that are less than 2 microns in diameter and, the contaminate is considered dangerous to health, which of the following must be provided? A. B. C. D. air purifying respirator with a filter certified for particulates half mask respirator with chemical cartridge half mask respirator with particulate filter half mask respirator without filter cartridge CORRECT: A OSHA 29 CFR (d) (3) (iv) (C) NOTE: 1 micron equals 1 micro meter 39 According to OSHA, and oil lubricated compressor is being used to supply breathing air. It must be equipped with: I. High temperature alarm II. Carbon dioxide alarm III. Carbon monoxide alarm A. I only B. I and II C. II and III D. I and III CORRECT: D OSHA 29 CFR (i)(7)

14 40 According to OSHA, and oil lubricated compressor is being used to supply breathing air. It must be equipped with: I. High temperature alarm II. Carbon dioxide alarm III. Carbon monoxide alarm A. I only B. I and II C. II and III D. I and III CORRECT: D OSHA 29 CFR (i)(7) 41 According to OSHA, safety-toe footwear for employees shall meet the specifications of the: A. American Industrial Standards Council (AISC) B. American Society of Mechanical Engineers (ASME) C. American Society of Testing Materials (ASTM) D. American National Standards Institute (ANSI) CORRECT: D OSHA 29 CFR (b)(1) 42 According to OSHA, safety-toe footwear for employees shall meet the specifications of the: A. American Industrial Standards Council (AISC) B. American Society of Mechanical Engineers (ASME) C. American Society of Testing Materials (ASTM) D. American National Standards Institute (ANSI) CORRECT: D OSHA 29 CFR (b)(1)

15 43 According to OSHA, how many bathrooms are required for ninety (90) construction workers? A. 3 B. 5 C. 7 D. 9 CORRECT: B OSHA 29 CFR (c)(1)(i) 44 According to OSHA, how many bathrooms are required for ninety (90) construction workers? A. 3 B. 5 C. 7 D. 9 CORRECT: B OSHA 29 CFR (c)(1)(i) 45 According to OSHA, is the acceptable oxygen level range in a confined space. A. 19.5% to 23.5% B to 26.5 C to 28.1% D to 32.1% CORRECT: A OSHA 29 CFR (b) Hazardous Atmosphere (3)

16 46 According to OSHA, is the acceptable oxygen level range in a confined space. A. 19.5% to 23.5% B to 26.5 C to 28.1% D to 32.1% CORRECT: A OSHA 29 CFR (b) Hazardous Atmosphere (3) 47 Where the employee may be exposed to injurious corrosive materials, what shall be provided in the work area for immediate emergency use? A. suitable facilities for quick drenching or flushing of the eyes and body B. water drenching facility for immediate use must be provided within 10' of the employees' work station C. an ambulance D. boric acid flush CORRECT: D OSHA 29 CFR (c) 48 All of the following are major components of a quadruple sling EXCEPT: A. B. C. D. master link chocker hitch master coupling link sling hook CORRECT: B OSHA 29 CFR figure N

17 49 All of the following are major components of a quadruple sling EXCEPT: A. B. C. D. master link chocker hitch master coupling link sling hook CORRECT: B OSHA 29 CFR figure N According to OSHA, a circular saw may not be equipped with a locked-on control button on the power switch. A. True B. False C. D. CORRECT: A OSHA 29 CFR (a)(2)(i) & (ii) 51 According to OSHA, a circular saw may not be equipped with a locked-on control button on the power switch. A. True B. False C. D. CORRECT: A OSHA 29 CFR (a)(2)(i) & (ii)

18 52 According to OSHA, what power tool may have a "positive on, positive off" switch? A. Router B. Circular saw C. 4" diameter grinder D. Chain saw CORRECT: A OSHA 29 CFR (a)(2)(i) & (ii) 53 According to OSHA, what power tool may have a "positive on, positive off" switch? A. Router B. Circular saw C. 4" diameter grinder D. Chain saw CORRECT: A OSHA 29 CFR (a)(2)(i) & (ii) 54 According to OSHA, The power tool that may not HAVE a "positive on/ positive off" switch is: A. Scroll saw B. Circular saw C. Router D. Drill CORRECT: B OSHA 29 CFR (a)(2)(i) & (ii)

19 55 According to OSHA, The power tool that may not HAVE a "positive on/ positive off" switch is: A. Scroll saw B. Circular saw C. Router D. Drill CORRECT: B OSHA 29 CFR (a)(2)(i) & (ii) 56 According to OSHA, synthetic wire rope used to guy scaffolds shall be able to support times the inteneded load. A. 4 B. 6 C. 8 D. 10 CORRECT: B OSHA 29 CFR (a)(22) 57 According to OSHA, synthetic wire rope used to guy scaffolds shall be able to support times the inteneded load. A. 4 B. 6 C. 8 D. 10 CORRECT: B OSHA 29 CFR (a)(22)

20 58 According to OSHA, all tube and coupler scaffolding, shall be securely guyed or tied to the building or structure at intervals not exceeding feet horizontally, or feet vertically. A. 25, 30 B. 25, 25 C. 30, 26 D. 30, 30 CORRECT: C OSHA 29 CFR (c)(13) 59 According to OSHA, all tube and coupler scaffolding, shall be securely guyed or tied to the building or structure at intervals not exceeding feet horizontally, or feet vertically. A. 25, 30 B. 25, 25 C. 30, 26 D. 30, 30 CORRECT: C OSHA 29 CFR (c)(13) 60 Proper scaffold safety would require that: I. The max height of a rolling scaffold would be determined by the relationship between the scaffold height and it's least base dimension. II. All rolling scaffold over 10' in height be painted orange. A. I only B. II only C. both I and II D. neither I nor II CORRECT: A OSHA 29 CFR (a)(3)

21 61 Proper scaffold safety would require that: I. The max height of a rolling scaffold would be determined by the relationship between the scaffold height and it's least base dimension. II. All rolling scaffold over 10' in height be painted orange. A. I only B. II only C. both I and II D. neither I nor II CORRECT: A OSHA 29 CFR (a)(3) 62 The minimum clearance between a backhoe (or other heavy equipment) and a 50 KV power line shall be. A. 8' B. 10' C. 15' D. 12' CORRECT: B OSHA 29 CFR (c)(3)(iii) 63 The minimum clearance between a backhoe (or other heavy equipment) and a 50 KV power line shall be. A. 8' B. 10' C. 15' D. 12' CORRECT: B OSHA 29 CFR (c)(3)(iii)

22 64 According to OSHA, the minimum clearance between power operating at 100 kv and any part of an operating crane or load shall be: A. 10" B. 11' 4" C. 11' 8" D. 12' CORRECT: C OSHA 29 CFR (c)(3)(iii) Use 10 feet for the first 50 kv then 4 inches for each 10 kv over 50 kv; 100 kv - 50 kv = 50 kv, 50 kv 10 kv = 5, 10' + (5 x 4") = 10' + (20") = 10' + 1' 8" = 11' 8". 65 According to OSHA, the minimum clearance between power operating at 100 kv and any part of an operating crane or load shall be: A. 10" B. 11' 4" C. 11' 8" D. 12' CORRECT: C OSHA 29 CFR (c)(3)(iii) Use 10 feet for the first 50 kv then 4 inches for each 10 kv over 50 kv; 100 kv - 50 kv = 50 kv, 50 kv 10 kv = 5, 10' + (5 x 4") = 10' + (20") = 10' + 1' 8" = 11' 8". 66 Suspension wire rope shall be inspected by a competent person for visable defects and gross damage to the rope: A. once a day B. after every use C. before every use D. weekly CORRECT: B OSHA 29 CFR (g)(5)(ii)

23 67 Suspension wire rope shall be inspected by a competent person for visable defects and gross damage to the rope: A. once a day B. after every use C. before every use D. weekly CORRECT: B OSHA 29 CFR (g)(5)(ii) 68 Employees shall not use any spiral stairways that will not be a permanent part of the stucture on which construction work is being performed. A. True B. False C. D. CORRECT: A OSHA 29 CFR (a)(1) 69 Employees shall not use any spiral stairways that will not be a permanent part of the stucture on which construction work is being performed. A. True B. False C. D. CORRECT: A OSHA 29 CFR (a)(1)

24 70 The Department of enforces OSHA regulations. A. Health & Welfare B. Defense C. Labor D. Interior CORRECT: C OSHA 29 CFR 1926 Page iii 71 establishes construction safety standards. A. the local EPA B. individual ASME's C. NIOSH D. OSHA CORRECT: D OSHA 29 CFR 1926 Page iii 72 establishes construction safety standards. A. the local EPA B. individual ASME's C. NIOSH D. OSHA CORRECT: D OSHA 29 CFR 1926 Page iii 73 According to OSHA, soil distress is defined as: A. a steep trench with fractures revealed B. cave in imminent/or likely to occur C. poor plasticity of the soil being excavated D. slumping of material from the face of an excavation CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B (b)

25 74 According to OSHA, soil distress is defined as: A. a steep trench with fractures revealed B. cave in imminent/or likely to occur C. poor plasticity of the soil being excavated D. slumping of material from the face of an excavation CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B (b) 75 According to OSHA, referring to the diagram, what is the maximum allowable trench slope? A. 2:1 B. ¾:1 C. 1¾:1 D. 2¾:1 CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B 1.1, 3 76 According to OSHA, referring to the diagram, what is the maximum allowable trench slope? A. 2:1 B. ¾:1 C. 1¾:1 D. 2¾:1 CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B 1.1, 3

26 77 Trenton Grading CO, Inc, has a trench with a upper side with slopes of 3/4:1 and a vertical lower side of 3 1/2". According to OSHA, the maximum vertical depth of the trench would be? A. 4' B. 8' C. 12' D. 16' CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B 1.1, 3 78 Trenton Grading CO, Inc, has a trench with a upper side with slopes of 3/4:1 and a vertical lower side of 3 1/2". According to OSHA, the maximum vertical depth of the trench would be? A. 4' B. 8' C. 12' D. 16' CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B 1.1, 3 79 Using the diagram and the following information, according to OSHA, determine the maximum allowable depth of "A". 1. C is a 1:1 slope 2. simple trench 3. type "B" soil A. B. 20' 22' "A" "C" "B" C. 24' D. 26' CORRECT: A OSHA 29 CFR 1926 Subpart P Appendix B 1.2, 3

27 80 Using the diagram and the following information, according to OSHA, determine the maximum allowable depth of "A". 1. C is a 1:1 slope 2. simple trench 3. type "B" soil A. B. 20' 22' "A" "C" "B" C. 24' D. 26' CORRECT: A OSHA 29 CFR 1926 Subpart P Appendix B 1.2, 3 81 According to OSHA, refer to the diagram and the following information: Determine the minimum height the trench shield must extend above the top of the lower vertical wall. A. 12" B. 18" C. 24" D. 48" CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B 1.2, 3 82 According to OSHA, refer to the diagram and the following information: Determine the minimum height the trench shield must extend above the top of the lower vertical wall. A. 12" B. 18" C. 24" D. 48" CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix B 1.2, 3

28 83 According to OSHA, referring to the diagram shown, when "A" equals 20' in a simple trench, type "C" soil, what is the maximum slope at "C" : "C" A. 1½:1 B. C. D. ⅞:1 2½:1 ⅔:1 "A" "Type C" CORRECT: A OSHA 29 CFR 1926 Subpart P Appendix B Table B-1 84 According to OSHA, referring to the diagram shown, when "A" equals 20' in a simple trench, type "C" soil, what is the maximum slope at "C" : "C" A. 1½:1 B. C. D. ⅞:1 2½:1 ⅔:1 "A" "Type C" CORRECT: A OSHA 29 CFR 1926 Subpart P Appendix B Table B-1 85 According to OSHA, when trenching in Type A soil, the minimum size oak timber used for bracing for a trench which is 6' deep and 24" wide is: A. 2 x 4 B. 4 x 4 C. 6 x 4 D. 8 x 8 CORRECT: B OSHA 29 CFR 1926 Subpart P Appendix C Table C-1.1

29 86 According to OSHA, a trench wall made of what soil type will can be excavated with vertical sides and remain intact while exposed? A. B. C. D. Stable rock walls Heavy clay walls Any trench under 6' Loose rock walls CORRECT: A OSHA 29 CFR 1926 Subpart P, Appendix A, definition of stable rock. 87 According to OSHA, a trench wall made of what soil type will can be excavated with vertical sides and remain intact while exposed? A. B. C. D. Stable rock walls Heavy clay walls Any trench under 6' Loose rock walls CORRECT: A OSHA 29 CFR 1926 Subpart P, Appendix A, definition of stable rock. 88 According to OSHA, a trench wall made of Type cohesive soil has an unconfined compressive strength of 1.5 tons per square foot or greater. A. B. C. D. A C E G CORRECT: A OSHA 29 CFR 1926 Subpart P, Appendix A, definition of type A soil.

30 89 According to OSHA, a trench wall made of Type cohesive soil has an unconfined compressive strength of 1.5 tons per square foot or greater. A. B. C. D. A C E G CORRECT: A OSHA 29 CFR 1926 Subpart P, Appendix A, definition of type A soil. 90 According to OSHA, is specifically prohibited as a hearing protection device. A. expandable foam B. ear muffs C. cotton D. hearing & head protection combination helmets CORRECT: C OSHA 29 CFR (c) 91 According to OSHA, is specifically prohibited as a hearing protection device. A. expandable foam B. ear muffs C. cotton D. hearing & head protection combination helmets CORRECT: C OSHA 29 CFR (c)

31 92 Money to purchase eye protection required by OSHA comes from: A. the OSHA mandated equipment fund B. the state mandated equipment fund C. employer D. employee CORRECT: C OSHA 29 CFR (a)(1) 93 Money to purchase eye protection required by OSHA comes from: A. the OSHA mandated equipment fund B. the state mandated equipment fund C. employer D. employee CORRECT: C OSHA 29 CFR (a)(1) 94 According to OSHA, what is the maximum developed length in feet of a lanyard safety line? A. 2 B. 4 C. 6 D. 8 CORRECT: C OSHA 29 CFR (d)

32 95 According to OSHA, what is the maximum developed length in feet of a lanyard safety line? A. 2 B. 4 C. 6 D. 8 CORRECT: C OSHA 29 CFR (d) 96 According to OSHA, the a safety lanyard shall be a minimum thickness of inch, nylon or equivalent. A. 1/2 B. 3/4 C. 1 D. 1 1/4 CORRECT: A OSHA 29 CFR (d) 97 According to OSHA, the a safety lanyard shall be a minimum thickness of inch, nylon or equivalent. A. 1/2 B. 3/4 C. 1 D. 1 1/4 CORRECT: A OSHA 29 CFR (d)

33 98 According to OSHA, what is the maximum developed length in feet of a lanyard safety line? A. 2 B. 4 C. 6 D. 8 CORRECT: C OSHA 29 CFR (d) 99 According to OSHA, what is the maximum developed length in feet of a lanyard safety line? A. 2 B. 4 C. 6 D. 8 CORRECT: C OSHA 29 CFR (d) 100 Safety nets shall be provided when the work surface is more than above the ground or water surface. A. 5 B. 10 C. 15 D. 25 CORRECT: D OSHA 29 CFR (a)

34 101 Safety nets shall be provided when the work surface is more than above the ground or water surface. A. 5 B. 10 C. 15 D. 25 CORRECT: D OSHA 29 CFR (a) 102 At what height does OSHA require the use of a safety net if a safety lanyard cannot be attached to a secure point? A. 8' B. 12' C. 25' D. 30' CORRECT: C OSHA 29 CFR (a)(1) 103 At what height does OSHA require the use of a safety net if a safety lanyard cannot be attached to a secure point? A. 8' B. 12' C. 25' D. 30' CORRECT: C OSHA 29 CFR (a)(1)

35 104 According to OSHA, safety nets, used during bridge construction, shall extend feet, beyond the edge of the working surface. A. 14 B. 9 C. 8 D. 2 CORRECT: C OSHA 29 CFR (c)(1) 105 According to OSHA, safety nets, used during bridge construction, shall extend feet, beyond the edge of the working surface. A. 14 B. 9 C. 8 D. 2 CORRECT: C OSHA 29 CFR (c)(1) 106 Mesh size of safety nets shall not exceed: A. 4" X 4" B. 6" X 6" C. 8" X 8" D. 8" X 6" CORRECT: C OSHA 29 CFR (d)

36 107 Mesh size of safety nets shall not exceed: A. 4" X 4" B. 6" X 6" C. 8" X 8" D. 8" X 6" CORRECT: C OSHA 29 CFR (d) 108 A stairway or ladder shall be provided at all personnel points of access where there is a break in elevation of or more, and no ramp, runway, sloped embankment or personnel hoist is provided. A. 19" B. 20" C. 21" D. 22" CORRECT: A OSHA 29 CFR (a) 109 A stairway or ladder shall be provided at all personnel points of access where there is a break in elevation of or more, and no ramp, runway, sloped embankment or personnel hoist is provided. A. 19" B. 20" C. 21" D. 22" CORRECT: A OSHA 29 CFR (a)

37 110 The temporary stairs on a job site should have landing every feet or less of vertical height. A. 8 B. 10 C. 12 D. 16 CORRECT: C OSHA 29 CFR (a)(1) 111 The temporary stairs on a job site should have landing every feet or less of vertical height. A. 8 B. 10 C. 12 D. 16 CORRECT: C OSHA 29 CFR (a)(1) 112 According to OSHA, temporary stairs used on a jobsite shall have a landing every feet or less of vertical rise. A. 8 B. 10 C. 12 D. 14 CORRECT: C OSHA 29 CFR (a)(1)

38 113 According to OSHA, temporary stairs used on a jobsite shall have a landing every feet or less of vertical rise. A. 8 B. 10 C. 12 D. 14 CORRECT: C OSHA 29 CFR (a)(1) 114 According to OSHA, temporary stairs on a jobsite shall have landings every feet of vertical height. A. 8 B. 10 C. 12 D. 16 CORRECT: C OSHA 29 CFR (a)(1) 115 According to OSHA, temporary stairs on a jobsite shall have landings every feet of vertical height. A. 8 B. 10 C. 12 D. 16 CORRECT: C OSHA 29 CFR (a)(1)

39 116 A Type 1A metal or plastic self supporting portable extra heavy duty ladder, shall be capable of sustaining a load without failure that is at least the maximum intended load: A. 2.6 times B. 3.0 times C. 3.3 times D. 4.5 times CORRECT: C OSHA 29 CFR (a)(1)(i) 117 A Type 1A metal or plastic self supporting portable extra heavy duty ladder, shall be capable of sustaining a load without failure that is at least the maximum intended load: A. 2.6 times B. 3.0 times C. 3.3 times D. 4.5 times CORRECT: C OSHA 29 CFR (a)(1)(i) 118 Wood ladders are permitted to be coated with an opaque covering. A. True B. False C. D. CORRECT: B OSHA 29 CFR (a)(12)

40 119 Wood ladders are permitted to be coated with an opaque covering. A. True B. False C. D. CORRECT: B OSHA 29 CFR (a)(12) 120 According to OSHA, when using a portable ladder to access a roof, the side rails should extend above the roof. A. 34" B. 35" C. 36" D. 37" CORRECT: C OSHA 29 CFR (b)(1) 121 According to OSHA, when using a portable ladder to access a roof, the side rails should extend above the roof. A. 34" B. 35" C. 36" D. 37" CORRECT: C OSHA 29 CFR (b)(1)

41 122 According to OSHA, the minimum distance side rails of a ladder must extend above a roof is: A. 42" B. 36" C. 48" D. 24" CORRECT: B OSHA 29 CFR (b)(1) 123 According to OSHA, the minimum distance side rails of a ladder must extend above a roof is: A. 42" B. 36" C. 48" D. 24" CORRECT: B OSHA 29 CFR (b)(1) 124 According to OSHA, what minimum distance must be unsecured ladder extend above an eave? A. 2' B. 3' C. 4' D. 5' CORRECT: B OSHA 29 CFR (b)(1)

42 125 According to OSHA, what minimum distance must be unsecured ladder extend above an eave? A. 2' B. 3' C. 4' D. 5' CORRECT: B OSHA 29 CFR (b)(1) 126 According to OSHA, a ladder leaned against a wall, the top of which is 20' above grade, must be feet from the wall at the base. A. 3 B. 4 C. 5 D. 6 CORRECT: C OSHA 29 CFR (b)(5)(i) 20' 4= 5' (therefore 1/4 of the distance) 127 According to OSHA, a ladder leaned against a wall, the top of which is 20' above grade, must be feet from the wall at the base. A. 3 B. 4 C. 5 D. 6 CORRECT: C OSHA 29 CFR (b)(5)(i) 20' 4= 5' (therefore 1/4 of the distance)

43 128 According to OSHA, fixed ladders shall be used at a pitch of no more than degrees from the horizontal. A. B. C. D. 67 1/ CORRECT: D OSHA 29 CFR (b)(5)(iii) 129 According to OSHA, fixed ladders shall be used at a pitch of no more than degrees from the horizontal. A. B. C. D. 67 1/ CORRECT: D OSHA 29 CFR (b)(5)(iii) 130 Ladders placed in any location where they can be displaced by workplace activities shall be: I. May not be used in such a location II. Shall be secured to prevent accidental displacement III. Use a barricade to keep the activities away from the ladder A. I only B. II only C. III only D. both II and III CORRECT: D OSHA 29 CFR (b)(8)

44 131 Ladders placed in any location where they can be displaced by workplace activities shall be: I. May not be used in such a location II. Shall be secured to prevent accidental displacement III. Use a barricade to keep the activities away from the ladder A. I only B. II only C. III only D. both II and III CORRECT: D OSHA 29 CFR (b)(8) 132 Asbestos standards apply when material containing more than % is involved in construction demolition or transportation activities. A..5 B. 1 C. 1.5 D. 2 CORRECT: B OSHA 29 CFR (a)(1), (a)(6) & (b) Definition of Asbestos-Containing Material 133 Asbestos standards apply when material containing more than % is involved in construction demolition or transportation activities. A..5 B. 1 C. 1.5 D. 2 CORRECT: B OSHA 29 CFR (a)(1), (a)(6) & (b) Definition of Asbestos-Containing Material

45 134 What is the maximum amount of asbestos that can be allowed on a permissible level of exposure based on an eight hour time weighted average? A..10 fibres per cubic centimeters of air B..15 fibres per cubic centimeters of air C..20 fibres per cubic centimeters of air D..25 fibres per cubic centimeters of air CORRECT: A OSHA 29 CFR (c)(1) 135 What is the maximum amount of asbestos that can be allowed on a permissible level of exposure based on an eight hour time weighted average? A..10 fibres per cubic centimeters of air B..15 fibres per cubic centimeters of air C..20 fibres per cubic centimeters of air D..25 fibres per cubic centimeters of air CORRECT: A OSHA 29 CFR (c)(1) 136 has not been directly linked to asbestos. A. B. C. D. Asbestosis Lung cancer Mesothelioma Angina CORRECT: D OSHA 29 CFR Appendix H, II, B

46 137 has not been directly linked to asbestos. A. B. C. D. Asbestosis Lung cancer Mesothelioma Angina CORRECT: D OSHA 29 CFR Appendix H, II, B 138 According to OSHA, the travel distance the nearest fire extinguisher should not be more than feet. A. 75 B. 100 C. 150 D. 200 CORRECT: B OSHA 29 CFR (c) 139 According to OSHA, the travel distance the nearest fire extinguisher should not be more than feet. A. 75 B. 100 C. 150 D. 200 CORRECT: B OSHA 29 CFR (c)

47 140 A fire extinguisher rated at 2A shall be provided for each 3000 ft of protected building area. According to OSHA the travel distance from any point of the protected area to the nearest fire extinguisher shall not be more than feet. A. 65 B. 75 C. 100 D. 150 CORRECT: C OSHA 29 CFR (c) 141 A fire extinguisher rated at 2A shall be provided for each 3000 ft of protected building area. According to OSHA the travel distance from any point of the protected area to the nearest fire extinguisher shall not be more than feet. A. 65 B. 75 C. 100 D. 150 CORRECT: C OSHA 29 CFR (c) 142 A sodium or potassium bicarbonate dry chemical fire extinguisher is listed for: I. A fire classification II. B fire classification III. C fire classification A. I only B. both I and II C. both II and III D. III only CORRECT: C OSHA 29 CFR Table F-1

48 143 A sodium or potassium bicarbonate dry chemical fire extinguisher is listed for: I. A fire classification II. B fire classification III. C fire classification A. I only B. both I and II C. both II and III D. III only CORRECT: C OSHA 29 CFR Table F A multi-purpose ABC dry chemical fire extinguisher is listed for: I. A fire classification II. B fire classification III. C fire classification A. I only B. II and III only C. I, II and III (all three) D. III only CORRECT: C OSHA 29 CFR Table F A multi-purpose ABC dry chemical fire extinguisher is listed for: I. A fire classification II. B fire classification III. C fire classification A. I only B. II and III only C. I, II and III (all three) D. III only CORRECT: C OSHA 29 CFR Table F-1

49 146 According to OSHA, portable tanks used for storage of flammable liquids shall be placed at least how far from any building? A. 5' B. 10' C. 15' D. 20' CORRECT: D OSHA 29 CFR (c)(1) 147 According to OSHA, portable tanks used for storage of flammable liquids shall be placed at least how far from any building? A. 5' B. 10' C. 15' D. 20' CORRECT: D OSHA 29 CFR (c)(1) 148 A vehicle carrying flammable materials must have a fire extinguisher on board (according to OSHA). I. 20-B:C II. 20-A:B A. I only B. II only C. Neither I nor II D. Either I or II CORRECT: B OSHA 29 CFR (d)(4)

50 149 A vehicle carrying flammable materials must have a fire extinguisher on board (according to OSHA). I. 20-B:C II. 20-A:B A. I only B. II only C. Neither I nor II D. Either I or II CORRECT: B OSHA 29 CFR (d)(4) 150 According to OSHA, refueling tankers shall be provided with a fire extinguisher on board. A. 10-B B. 10-A:B:C C. 20-A:B D. 20-B:C CORRECT: D OSHA 29 CFR (d)(4) 151 According to OSHA, refueling tankers shall be provided with a fire extinguisher on board. A. 10-B B. 10-A:B:C C. 20-A:B D. 20-B:C CORRECT: D OSHA 29 CFR (d)(4)

51 152 According to OSHA, all vehicles transporting flammable or combustible liquids, shall be provided with at least one fire extinguisher having a rating of not less than. A. 20-A B. 20-B C. 20-B:C D. 20-B:D CORRECT: C OSHA 29 CFR (d)(4) 153 According to OSHA, all vehicles transporting flammable or combustible liquids, shall be provided with at least one fire extinguisher having a rating of not less than. A. 20-A B. 20-B C. 20-B:C D. 20-B:D CORRECT: C OSHA 29 CFR (d)(4) 154 When operational requirements make portable use of LP-Gas containers necessary, and their location outside of buildings or structures is impractical, said containers are permitted to be used inside of a building or structure in accordance with all of the following EXCEPT: A. regulators shall be either directly connected to the container valves or to a manifold connected to the container valves B. aluminum piping or tubing shall be used C. hose shall be designed for a working pressure of at least 250 p.s.i.g. D. Portable heaters shall be equipped with an approved automatic device to shut off the flow of gas to the main burner in the event of a flame failure CORRECT: B OSHA 29 CFR (h)(1)

52 155 When operational requirements make portable use of LP-Gas containers necessary, and their location outside of buildings or structures is impractical, said containers are permitted to be used inside of a building or structure in accordance with all of the following EXCEPT: A. regulators shall be either directly connected to the container valves or to a manifold connected to the container valves B. aluminum piping or tubing shall be used C. hose shall be designed for a working pressure of at least 250 p.s.i.g. D. Portable heaters shall be equipped with an approved automatic device to shut off the flow of gas to the main burner in the event of a flame failure CORRECT: B OSHA 29 CFR (h)(1) 156 According to OSHA, The prime contractor on a construction project has the responsibility for compliance with OSHA standards for all employees on the project. A. True B. False C. D. CORRECT: B OSHA 29 CFR According to OSHA, The prime contractor on a construction project has the responsibility for compliance with OSHA standards for all employees on the project. A. True B. False C. D. CORRECT: B OSHA 29 CFR

53 158 According to OSHA, a contractor must comply with all of the following general safety and health provisions except: I. requiring employees to complete a CPR course II. permitting only trade educated employees to operate equipment and machinery A. I only B. II only C. either I or II D. neither I nor II CORRECT: A OSHA 29 CFR (b)(4) 159 According to OSHA, a contractor must comply with all of the following general safety and health provisions except: I. requiring employees to complete a CPR course II. permitting only trade educated employees to operate equipment and machinery A. I only B. II only C. either I or II D. neither I nor II CORRECT: A OSHA 29 CFR (b)(4) 160 Danger signs shall be used only where a(n) hazard exists. A. potential B. immediate C. imminent D. likely CORRECT: B OSHA 29 CFR (b)(1)

54 161 Danger signs shall be used only where a(n) hazard exists. A. potential B. immediate C. imminent D. likely CORRECT: B OSHA 29 CFR (b)(1) 162 According to OSHA, is considered an enclosed or confined space? I. Pipe lines and storage tanks II. Open 4' trench and process vessels A. I only B. II only C. Both I and II D. Either I or II CORRECT: A OSHA 29 CFR (6)(ii) 163 According to OSHA, is considered an enclosed or confined space? I. Pipe lines and storage tanks II. Open 4' trench and process vessels A. I only B. II only C. Both I and II D. Either I or II CORRECT: A OSHA 29 CFR (6)(ii)

55 164 According to OSHA, a confined space is defined as I. any space that has a limited means of egress II. an oxygen deficient atmosphere A. I only B. II only C. both I and II D. neither I nor II CORRECT: C OSHA 29 CFR (b)(6)(ii) 165 According to OSHA, a confined space is defined as I. any space that has a limited means of egress II. an oxygen deficient atmosphere A. I only B. II only C. both I and II D. neither I nor II CORRECT: C OSHA 29 CFR (b)(6)(ii) 166 According to OSHA 1926, a confined space is defined as I. any space that has a limited means of egress II. Any space that has an oxygen deficient atmosphere A. I only B. II only C. both I and II D. either I or II CORRECT: C OSHA 29 CFR (b)(6)(ii)

56 167 According to OSHA 1926, a confined space is defined as I. any space that has a limited means of egress II. Any space that has an oxygen deficient atmosphere A. I only B. II only C. both I and II D. either I or II CORRECT: C OSHA 29 CFR (b)(6)(ii) 168 According to OSHA 1926, which of the following is not defined as a confined or enclosed space? A. process vessel B. trench less than 4' deep C. boiler D. air return duct CORRECT: B OSHA 29 CFR (b)(6)(ii) 169 According to OSHA 1926, which of the following is not defined as a confined or enclosed space? A. process vessel B. trench less than 4' deep C. boiler D. air return duct CORRECT: B OSHA 29 CFR (b)(6)(ii)

57 170 According to CFR 29, which of the following is the requirement for removing combustibles, scrap and debris from a construction site? A. at regular intervals B. as the work progresses C. only required to be removed at the end of the job D. must be removed only when an unsafe condition is created CORRECT: A OSHA 29 CFR (b) 171 According to CFR 29, which of the following is the requirement for removing combustibles, scrap and debris from a construction site? A. at regular intervals B. as the work progresses C. only required to be removed at the end of the job D. must be removed only when an unsafe condition is created CORRECT: A OSHA 29 CFR (b) 172 Materials stored inside buildings under construction shall not be placed within of an exterior wall which does not extend above the top of the material stored. A. 10' B. 12' C. 14' D. 16' CORRECT: A OSHA 29 CFR (b)(1)

58 173 Materials stored inside buildings under construction shall not be placed within of an exterior wall which does not extend above the top of the material stored. A. 10' B. 12' C. 14' D. 16' CORRECT: A OSHA 29 CFR (b)(1) 174 According to OSHA, materials stored inside buildings at a construction site shall not be placed within feet of any hoistway or floor opening. A. 3 B. 4 C. 5 D. 6 CORRECT: D OSHA 29 CFR (b)(1) 175 According to OSHA, materials stored inside buildings at a construction site shall not be placed within feet of any hoistway or floor opening. A. 3 B. 4 C. 5 D. 6 CORRECT: D OSHA 29 CFR (b)(1)

59 176 Brick stacks shall not be more than feet in height. A. 5 B. 6 C. 7 D. 8 CORRECT: C OSHA 29 CFR (b)(6) 177 Brick stacks shall not be more than feet in height. A. 5 B. 6 C. 7 D. 8 CORRECT: C OSHA 29 CFR (b)(6) 178 Bricks shall not be stacked more than 7 feet in height. When a loose brick stack reaches a height of 4 feet, in shall be tapered back of height above the 4 foot level. A. 1 inch in every 3 inches B. 2 inches in every 6 inches C. 2 inches in every foot D. 4 inches in every foot CORRECT: C OSHA 29 CFR (b)(6)

60 179 Bricks shall not be stacked more than 7 feet in height. When a loose brick stack reaches a height of 4 feet, in shall be tapered back of height above the 4 foot level. A. 1 inch in every 3 inches B. 2 inches in every 6 inches C. 2 inches in every foot D. 4 inches in every foot CORRECT: C OSHA 29 CFR (b)(6) 180 Lumber piles shall not exceed: I. 16 feet in height when handled by machinery II. 12 feet in height when handled manually A. I only B. II only C. both I and II D. neither I nor II CORRECT: D OSHA 29 CFR (b)(8)(iv) Lumber piles are permitted to reach 20 feet when handled by mechanical equipment and 16 feet when handled manually. 181 Lumber piles shall not exceed: I. 16 feet in height when handled by machinery II. 12 feet in height when handled manually A. I only B. II only C. both I and II D. neither I nor II CORRECT: D OSHA 29 CFR (b)(8)(iv) Lumber piles are permitted to reach 20 feet when handled by mechanical equipment and 16 feet when handled manually.

61 182 Custom designed lifting hooks, clamps and other accessories shall be marked with safe working load and professionally tested to percent of their rated load. A. 150% B. 125% C. 100% D. 75% CORRECT: B OSHA 29 CFR (a)(4) 183 Custom designed lifting hooks, clamps and other accessories shall be marked with safe working load and professionally tested to percent of their rated load. A. 150% B. 125% C. 100% D. 75% CORRECT: B OSHA 29 CFR (a)(4) 184 According to OSHA, hooks, rings, oblong links, welded or mechanical coupling links, or other attachments, when used with alloy steel chains, shall have a rated capacity of at least to that of the chain. A. less than B. equal to C. two times D. greater than CORRECT: B OSHA 29 CFR (b)(1)

62 185 Eyes in wire rope bridles, slings or bull wires shall not be formed by wire rope clips or knots. A. True B. False C. D. CORRECT: A OSHA 29 CFR (c)(4)(iii) 186 Eyes in wire rope bridles, slings or bull wires shall not be formed by wire rope clips or knots. A. True B. False C. D. CORRECT: A OSHA 29 CFR (c)(4)(iii) 187 According to OSHA, when materials are dropped more than feet to any point outside the exterior walls, an enclosed chute shall be used. A. 20 B. 22 C. 24 D. 28 CORRECT: A OSHA 29 CFR (a)

63 188 According to OSHA, when materials are dropped more than feet to any point outside the exterior walls, an enclosed chute shall be used. A. 20 B. 22 C. 24 D. 28 CORRECT: A OSHA 29 CFR (a) 189 According to OSHA, what is the maximum distance that waste materials may be dropped off from a roof without the use of totally enclosed chute? A. 16' B. 20' C. 28' D. 48' CORRECT: B OSHA 29 CFR (a) 190 According to OSHA, what is the maximum distance that waste materials may be dropped off from a roof without the use of totally enclosed chute? A. 16' B. 20' C. 28' D. 48' CORRECT: B OSHA 29 CFR (a)

64 191 According to OSHA, when debris is dropped through a hole in the floor without the use of a chute, the area onto which the material is dropped shall be completely enclosed by a barricade not less than high and not less than 6 feet back from the opening above. A. 36" B. 42" C. 48" D. 52" CORRECT: B OSHA 29 CFR (b) 192 According to OSHA, when debris is dropped through a hole in the floor without the use of a chute, the area onto which the material is dropped shall be completely enclosed by a barricade not less than high and not less than 6 feet back from the opening above. A. 36" B. 42" C. 48" D. 52" CORRECT: B OSHA 29 CFR (b) 193 The area onto which debris material is dropped through holes in the floor without the use of chutes, shall be completely enclosed with barricades to provide what minimum clearance back from the opening above? A. 6' B. 8' C. 10' D. 12' CORRECT: A OSHA 29 CFR (b)

65 194 The area onto which debris material is dropped through holes in the floor without the use of chutes, shall be completely enclosed with barricades to provide what minimum clearance back from the opening above? A. 6' B. 8' C. 10' D. 12' CORRECT: A OSHA 29 CFR (b) 195 Which one of the following is responsible for requiring the wearing of personal protective equipment when hazardous conditions exist? A. foreman B. employee C. employer D. superintendent CORRECT: C OSHA 29 CFR (a) 196 Which one of the following is responsible for requiring the wearing of personal protective equipment when hazardous conditions exist? A. foreman B. employee C. employer D. superintendent CORRECT: C OSHA 29 CFR (a)

66 197 According to OSHA, the person responsible to insure that appropriate personal protective equipment (PPE) is worn in every operation where exposure to hazardous conditions exists is: A. foreman B. employee C. employer D. superintendent CORRECT: C OSHA 29 CFR (a) 198 According to OSHA, the person responsible to insure that appropriate personal protective equipment (PPE) is worn in every operation where exposure to hazardous conditions exists is: A. foreman B. employee C. employer D. superintendent CORRECT: C OSHA 29 CFR (a) 199 According to OSHA, the is responsible for making sure each employee coming onto a worksite is wearing her personal protective equipment. A. employee B. OSHA inspector C. city safety inspector D. employer CORRECT: D OSHA 29 CFR (a)

67 200 According to OSHA, the is responsible for making sure each employee coming onto a worksite is wearing her personal protective equipment. A. employee B. OSHA inspector C. city safety inspector D. employer CORRECT: D OSHA 29 CFR (a) 201 According to OSHA, which of the following power tools MAY HAVE a "positive on/positive off" switch? A. router B. circular saw C. 4" diameter grinder D. chain saw CORRECT: A OSHA 29 CFR (d) 202 According to OSHA, which of the following power tools MAY HAVE a "positive on/positive off" switch? A. router B. circular saw C. 4" diameter grinder D. chain saw CORRECT: A OSHA 29 CFR (d)

68 203 According to OSHA, all of the following power tools require a "positive on/positive off" switch, EXCEPT: A. circular saw B. scroll saw C. router D. grinder with a 2" wheel or less CORRECT: A OSHA 29 CFR (d) 204 According to OSHA, all of the following power tools require a "positive on/positive off" switch, EXCEPT: A. circular saw B. scroll saw C. router D. grinder with a 2" wheel or less CORRECT: A OSHA 29 CFR (d) 205 According to OSHA, hand held power tools such as skill saws, chain saws and power tools without positive accessory holding means, shall have a that shall shut off the power when the pressure is released. A. momentary contact on/off control B. constant pressure switch C. positive on/off control D. dead-man release CORRECT: B OSHA 29 CFR (d)(3)

69 206 According to OSHA, hand held power tools such as skill saws, chain saws and power tools without positive accessory holding means, shall have a that shall shut off the power when the pressure is released. A. momentary contact on/off control B. constant pressure switch C. positive on/off control D. dead-man release CORRECT: B OSHA 29 CFR (d)(3) 207 According to OSHA, extension cords for use with portable electric tools must: A. be at least 2 wire if the tool is double insulated. B. two wired with 3 prong plugs. C. have the same number of wires as the tool connected. D. be 3 wired type. CORRECT: A OSHA 29 CFR (a) 208 According to OSHA, extension cords for use with portable electric tools must: A. be at least 2 wire if the tool is double insulated. B. two wired with 3 prong plugs. C. have the same number of wires as the tool connected. D. be 3 wired type. CORRECT: A OSHA 29 CFR (a)