Solution Manual for Electrical Wiring Commercial | 18th Edition | Phil Simmons | Complete Answer Key for Chapters 1–21|ISBN: 9780357767108| Edition 2026

Solution Manual for Electrical Wiring Commercial, 18th Edition by Phil Simmons
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All Chapters Covered 1-
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21| Verified Questions & accurate Solutions for Exam Preparations| A+
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GRADED




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,Solution and Answer Guide
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CHAPTER S D 1: COMMERCIAL
SD S D BUILDING S D PLANS S D AND S D SPECIFICATIONS


TABLE OF CONTENTSS D S D




Review .......................................................................................................................................................... 1



Note to instructor: It is recommended that students be required to respond, where appropriate, wit
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h answers that are complete sentences.
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REVIEW

Refer to the National Electrical Code or the working drawings when necessary. Where applica
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ble, responses should be written in complete sentences.
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1. What section of a commercial building’s specification contains a list of contra
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ct documents?
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Answer: A list of the contract documents is contained in General Clauses and Con
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ditions. A listing of the Commercial Building contract documents is presented in th
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is chapter under the heading ―Commercial Building Plans.‖ The instructor may wish to hav
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e the students check over this listing and compare it with the plans provided.
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2. The requirement for temporary light and power at the job site will be found in what
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portion of a commercial building’s specification?
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Answer: The Supplementary General Conditions specifies the job site requirements for t
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emporary light and power. In some contracts, this electrical system becomes the responsi
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bility of the general contractor; in other contracts, it is the electrical contractor’s responsi
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bility to install and maintain the temporary electrical system. The instructor may wish to re
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fer the student to NEC Article 590 and discuss the requirements in detail.
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, 3. The electrician uses the Schedule of Working Drawings for what purpose?
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Answer: The electrician uses the Schedule of Working Drawings to determine wheth
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er all of the drawings are at hand. The information on ―the other sheets‖ may be very imp
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ortant, especially in coordinating with other contractors.
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4. Complete the following items by indicating the letter(s) designating the correct
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source(s) of information: sd sd




No. Answer Item Information

4. Sections Ceiling height sd Sections, Sheet A6 s d s d




5. Electrical s Electrical receptacle sd s Electrical symbol schedule, Chapter 2, F sd sd sd sd s d



symbol
d sd style
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schedule

6. Electrical s Electrical outlet sd s Electrical layout drawings, Sheets El, sd sd sd sd sd



layout dr
d sd location
d E2, and E3 sd sd



awings

7. Elevations s d Exterior wall finishes sd sd Elevations, Sheets A4 and A5 s d s d s d sd




8. Site plan sd Grading elevations sd Site plan, Sheet A4
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9. Electrical s Panelboard schedules s d Electrical layout drawings, Sheet E4 sd s d sd sd



layout dr
d sd



awings

10. Architectural sd Room width sd



floor plan sd Architectural floor plan, Sheets Al, sd sd sd sd sd



A2, and A3 sd sd




11. Architectural sd Swing of door s d s d Architectural floor plan, Sheets Al, A2, sd sd sd sd sd



floor plan sd and A3 sd




12. Sections View of interior wall sd sd sd Sections, Sheet A6 s d s d




Match the items on the left with those on the right by writing the letter designation of the app
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ropriate organization from the list on the right.
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13. NEC Electrical Code sd National Electrical Code (NEC) sd sd sd




14. IAEI Electrical inspectors sd
International Association of Electrical I sd sd sd sd



nspectors (IAEI) sd



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, 15. NFPA Fire codes sd National Fire Protection Association sd sd sd



(NFPA)

16. IESNA Lighting information sd Illuminating Engineering Society of s d s d s d



North America (IESNA) sd sd




17. UL Listing service sd Underwriters Laboratories, Inc. (UL) sd sd sd




18. NEMA Manufacturers’ National Electrical Manufacturers sd sd s d



standards Association (NEMA) sd




19. PE Seal Professional Engineer (PE) s d s d




Match the items on the left with those on the right by writing the letter designation of the pro
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per level of NEC interpretation from the list on the right.
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20. with special sd s Allowed by the Code sd sd sd Shall be permitted, or Shall not be
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permission
d required, NEC sd




21. with special sd s May be done sd sd



permission
d Shall be permitted, or Shall n sd sd sd sd sd



ot be required, NEC
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22. shall Must be done s d s d Shall, National Electrical Code
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23. shall Required by the Code sd sd sd Shall, National Electrical Code
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24. never Up to the electrician
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required, NEC sd




25. Find NEC 250.52(A)(5) and record the first four words.
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Answer: The first four words of NEC 250.52(A)(5) are Rod and pipe electrodes.
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Show required conversion calculations for problem 26 and problem 27.
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26. Luminaire style F is four feet long. The length in SI units, as specified by the NEC, is
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Answer: The length in SI units is 1.22 m; 4 ft × 0.3048 m/ft = 1.2192 m. As will be discus
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sed later, this luminaire is now called a 4 by 2 or the equivalent 1200 by 600 in metric ter
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ms. This question assumes that the luminaire is exactly 4 ft long.
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27. The gross area of the drugstore basement is 1395 square feet. The area in square
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meters is sd




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