Solutions and Answer Guide for Electrical Wiring Commercial 18th Edition by Phil Simmons, Chapter 1 - 22 > Download as Pdf File <

Created By: A Solution


Solutions Manual for Electrical Wiring Commercial
18th Edition by Phil Simmons A+

Solution and Answer Guide
SIMMONS/ODE, ELECTRICAL WIRING COMMERCIAL, 18E © 2024, 9780357767115;
CHAPTER 1:COMMERCIAL BUILDING PLANS AND SPECIFICATIONS


TABLE OF CONTENTS
Review .......................................................................................................................................................... 1
2
Note to instructor: It is recommended that students be required to respond, where
1
appropriate, with answers that are complete sentences.
a r

REVIEW
o l
c h

Refer to the National Electrical Code or the working drawings when necessary. Where
s
applicable, responses should be written in complete sentences.
u r

1. What section of a commercial building’s specification contains a list of contract
N
documents?
Answer: A list of the contract documents is contained in General Clauses and Conditions. A
listing of the Commercial Building contract documents is presented in this chapter under the
heading “Commercial Building Plans.” The instructor may wish to have the students check over
this listing and compare it with the plans provided.
2. The requirement for temporary light and power at the job site will be found in what
portion of a commercial building’s specification?
Answer: The Supplementary General Conditions specifies the job site requirements for
temporary light and power. In some contracts, this electrical system becomes the responsibility
of the general contractor; in other contracts, it is the electrical contractor’s responsibility to
install and maintain the temporary electrical system. The instructor may wish to refer the student
to NEC Article 590 and discuss the requirements in detail.


A+ Page 1

,Created By: A Solution




3. The electrician uses the Schedule of Working Drawings for what purpose?
Answer: The electrician uses the Schedule of Working Drawings to determine whether all of the
drawings are at hand. The information on “the other sheets” may be very important, especially in
coordinating with other contractors.
4. Complete the following items by indicating the letter(s) designating the correct source(s)
of information:
No. Answer Item Information

4. Sections Ceiling height Sections, Sheet A6

5. Electrical Electrical receptacle Electrical symbol schedule, Chapter
1 2

symbol style 2,Figure 2–6
r
schedule
a l
o
6. Electrical Electrical outlet Electrical layout drawings, Sheets
h
layout location El,E2, and E3
c s
drawings
u r

7. Elevations Exterior wall finishes Elevations, Sheets A4 and A5
N

8. Site plan Grading elevations Site plan, Sheet A4

9. Electrical Panelboard schedules Electrical layout drawings, Sheet E4
layout
drawings

10. Architectural Room width Architectural floor plan, Sheets Al,
floor plan A2,and A3

11. Architectural Swing of door Architectural floor plan, Sheets Al,
floor plan A2,and A3

12. Sections View of interior wall Sections, Sheet A6



A+ Page 2

,Created By: A Solution


Match the items on the left with those on the right by writing the letter
designation ofthe appropriate organization from the list on the right.


13. NEC Electrical Code National Electrical Code (NEC)

14. IAEI Electrical inspectors International Association of
ElectricalInspectors (IAEI)


15. NFPA Fire codes National Fire Protection Association
(NFPA)

16. IESNA Lighting information Illuminating Engineering
2
Society ofNorth America
1
(IESNA)
a r
l
17. UL Listing service Underwriters Laboratories, Inc.
o h
(UL)
c
Manufacturers’
s
18. NEMA National Electrical
r
standards ManufacturersAssociation
u
N
(NEMA)

19. PE Seal Professional Engineer (PE)


Match the items on the left with those on the right by writing the letter
designation ofthe proper level of NEC interpretation from the list on the
right.


20. with Allowed by the Code Shall be permitted, or Shall not
special berequired, NEC
permission

21. with May be done Shall be permitted, or Shall not



A+ Page 3

, Created By: A Solution


special berequired, NEC
permission

22. shall Must be done Shall, National Electrical Code

23. shall Required by the Code Shall, National Electrical Code

24. never Up to the electrician Shall be permitted, or Shall not
berequired, NEC
25. Find NEC 250.52(A)(5) and record the first four words.

Answer: The first four words of NEC 250.52(A)(5) are Rod and pipe electrodes.

Show required conversion calculations for problem 26 and problem 27.
2
26. Luminaire style F is four feet long. The length in SI units, as specified by the NEC, is
1
Answer: The length in SI units is 1.22 m; 4 ft × 0.3048 m/ft = 1.2192 m. As will be discussed
a r

later, this luminaire is now called a 4 by 2 or the equivalent 1200 by 600 in metric terms. This
l
question assumes that the luminaire is exactly 4 ft long.
o h
27. The gross area of the drugstore basement is 1395 square feet. The area in square meters is
c s
Answer: The area in SI units is 129.7 sq. m; 1395 sq. ft × 0.093 sq. m/sq. ft = 129.7 sq. m.
u r
N

To answer Questions 28–31, refer to the Plans included with this book. Determine the Following
dimensions. Write the dimensions using unit names, not symbols (for example, 1 foot, not 1’),
and indicate the source of the information.

28. What is the inside clear distance of the interior stairway to the drugstore basement?

Answer: The inside clear distance of the interior stairway to the Drugstore basement is 4 ft 0 in.
(1.22 m), as scaled from Sheet A2.

29. What is the gross square footage of each floor of the building?

Answer: The gross area of each floor of the building is 60 ft × 43 ft = 2580 sq. ft (18.82 m ×
13.1 m = 246.5 sq. m), as taken from Sheets Al, A2, and A3.

30. What is the distance in the drugstore from the exterior block wall to the block wall
separating the drugstore from the bakery?

A+ Page 4