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
Note to instructor: It is recommended that students be required to respond, where appropriate, with
answers that are complete sentences.
REVIEW
Refer to the National Electrical Code or the working drawings when necessary. Where
applicable, responses should be written in complete sentences.
1. What section of a commercial building’s specification contains a list of contract
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.
3. The velectrician vuses vthe vSchedule vof vWorking vDrawings vfor vwhat vpurpose? v
Answer: vThe velectrician vuses vthe vSchedule vof vWorking vDrawings vto vdetermine vwhether
vall vof vthe vdrawings vare vat vhand. vThe vinformation von v“the vother vsheets” vmay vbe vvery
vimportant, vespecially vin vcoordinating vwith vother vcontractors. v
4. Complete vthe vfollowing vitems vby vindicating vthe vletter(s) vdesignating vthe vcorrect
vsource(s) vof vinformation: v
No. v Answer v Item v Information v
4. Sections v Ceiling vheight v Sections, vSheet vA6 v
5. Electrical v Electrical vreceptacle v Electrical vsymbol vschedule, vChapter vsymbol v
style v 2, vFigure v2–6 vschedule v
6. Electrical v Electrical voutlet v Electrical vlayout vdrawings, vSheets v
layout v location v El, vE2, vand vE3 vdrawings v
7. Elevations v v Exterior vwall vfinishes v Elevations, vSheets vA4 vand vA5 v
8. Site vplan v Grading velevations v Site vplan, vSheet vA4 v
9. Electrical v Panelboard vschedules v Electrical vlayout vdrawings, vSheet vE4
vlayout vdrawings v
,10. Architectural vRoom vwidth vArchitectural vfloor vplan, vSheets vAl, vfloor vplan v
A2, vand vA3 v
11. Architectural vSwing vof vdoor vArchitectural vfloor vplan, vSheets vAl, vfloor vplan v
A2, vand vA3 v
12. Sections v View vof vinterior vwall v Sections, vSheet vA6 v
v
Match vthe vitems von vthe vleft vwith vthose von vthe vright vby vwriting vthe vletter
vdesignation vof vthe vappropriate vorganization vfrom vthe vlist von vthe vright. v
v
13. NEC v Electrical vCode v National vElectrical vCode v(NEC) v
14. IAEI v Electrical vinspectors v International vAssociation vof v
Electrical vInspectors v(IAEI) v
v
15. NFPA v Fire vcodes v National vFire vProtection vAssociation v
(NFPA) v
16. IESNA v Lighting vinformation v Illuminating vEngineering v
Society vof vNorth vAmerica v
(IESNA) v
17. UL v Listing vservice v Underwriters vLaboratories, vInc. v
(UL) v
18. NEMA v Manufacturers’ v National vElectrical vstandards v Manufacturers
vAssociation v
(NEMA) v
19. PE v Seal v Professional vEngineer v(PE) v
v
Match vthe vitems von vthe vleft vwith vthose von vthe vright vby vwriting vthe
vletter vdesignation vof vthe vproper vlevel vof vNEC vinterpretation vfrom vthe
vlist von vthe vright. v
v
, 20. with vAllowed vby vthe vCode vShall vbe vpermitted, vor vShall vnot vspecial v be
vrequired, vNEC vpermission v
21. with v May vbe vdone v Shall vbe vpermitted, vor vShall vnot v
special v be vrequired, vNEC vpermission v
22. shall v Must vbe vdone v Shall, vNational vElectrical vCode v
23. shall v Required vby vthe vCode v Shall, vNational vElectrical vCode v
24. never vUp vto vthe velectrician vShall vbe vpermitted, vor vShall vnot vbe vrequired, vNEC v
25. Find vNEC v250.52(A)(5) vand vrecord vthe vfirst vfour vwords. v
Answer: vThe vfirst vfour vwords vof vNEC v250.52(A)(5) vare vRod vand vpipe velectrodes. v
Show vrequired vconversion vcalculations vfor vproblem v26 vand vproblem v27. v
26. Luminaire vstyle vF vis vfour vfeet vlong. vThe vlength vin vSI vunits, vas vspecified vby vthe
vNEC, vis v
Answer: vThe vlength vin vSI vunits vis v1.22 vm; v4 vft v× v0.3048 vm/ft v= v1.2192 vm. vAs vwill vbe
vdiscussed vlater, vthis vluminaire vis vnow vcalled va v4 vby v2 vor vthe vequivalent v1200 vby v600 vin
vmetric vterms. vThis vquestion vassumes vthat vthe vluminaire vis vexactly v4 vft vlong. v
27. The vgross varea vof vthe vdrugstore vbasement vis v1395 vsquare vfeet. vThe varea vin
vsquare vmeters vis vAnswer: vThe varea vin vSI vunits vis v129.7 vsq. vm; v1395 vsq. vft v×
v0.093 vsq. vm/sq. vft v= v129.7 vsq. vm. v
vv
v
To vanswer vQuestions v28–31, vrefer vto vthe vPlans vincluded vwith vthis vbook. vDetermine vthe
vFollowing vdimensions. vWrite vthe vdimensions vusing vunit vnames, vnot vsymbols v(for vexample,
v1 vfoot, vnot v1’), vand vindicate vthe vsource vof vthe vinformation. v
28. What vis vthe vinside vclear vdistance vof vthe vinterior vstairway vto vthe vdrugstore
vbasement? v
Answer: vThe vinside vclear vdistance vof vthe vinterior vstairway vto vthe vDrugstore vbasement vis v4
vft v0 vin. v(1.22 vm), vas vscaled vfrom vSheet vA2. v
29. What vis vthe vgross vsquare vfootage vof veach vfloor vof vthe vbuilding? v
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
Note to instructor: It is recommended that students be required to respond, where appropriate, with
answers that are complete sentences.
REVIEW
Refer to the National Electrical Code or the working drawings when necessary. Where
applicable, responses should be written in complete sentences.
1. What section of a commercial building’s specification contains a list of contract
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.
3. The velectrician vuses vthe vSchedule vof vWorking vDrawings vfor vwhat vpurpose? v
Answer: vThe velectrician vuses vthe vSchedule vof vWorking vDrawings vto vdetermine vwhether
vall vof vthe vdrawings vare vat vhand. vThe vinformation von v“the vother vsheets” vmay vbe vvery
vimportant, vespecially vin vcoordinating vwith vother vcontractors. v
4. Complete vthe vfollowing vitems vby vindicating vthe vletter(s) vdesignating vthe vcorrect
vsource(s) vof vinformation: v
No. v Answer v Item v Information v
4. Sections v Ceiling vheight v Sections, vSheet vA6 v
5. Electrical v Electrical vreceptacle v Electrical vsymbol vschedule, vChapter vsymbol v
style v 2, vFigure v2–6 vschedule v
6. Electrical v Electrical voutlet v Electrical vlayout vdrawings, vSheets v
layout v location v El, vE2, vand vE3 vdrawings v
7. Elevations v v Exterior vwall vfinishes v Elevations, vSheets vA4 vand vA5 v
8. Site vplan v Grading velevations v Site vplan, vSheet vA4 v
9. Electrical v Panelboard vschedules v Electrical vlayout vdrawings, vSheet vE4
vlayout vdrawings v
,10. Architectural vRoom vwidth vArchitectural vfloor vplan, vSheets vAl, vfloor vplan v
A2, vand vA3 v
11. Architectural vSwing vof vdoor vArchitectural vfloor vplan, vSheets vAl, vfloor vplan v
A2, vand vA3 v
12. Sections v View vof vinterior vwall v Sections, vSheet vA6 v
v
Match vthe vitems von vthe vleft vwith vthose von vthe vright vby vwriting vthe vletter
vdesignation vof vthe vappropriate vorganization vfrom vthe vlist von vthe vright. v
v
13. NEC v Electrical vCode v National vElectrical vCode v(NEC) v
14. IAEI v Electrical vinspectors v International vAssociation vof v
Electrical vInspectors v(IAEI) v
v
15. NFPA v Fire vcodes v National vFire vProtection vAssociation v
(NFPA) v
16. IESNA v Lighting vinformation v Illuminating vEngineering v
Society vof vNorth vAmerica v
(IESNA) v
17. UL v Listing vservice v Underwriters vLaboratories, vInc. v
(UL) v
18. NEMA v Manufacturers’ v National vElectrical vstandards v Manufacturers
vAssociation v
(NEMA) v
19. PE v Seal v Professional vEngineer v(PE) v
v
Match vthe vitems von vthe vleft vwith vthose von vthe vright vby vwriting vthe
vletter vdesignation vof vthe vproper vlevel vof vNEC vinterpretation vfrom vthe
vlist von vthe vright. v
v
, 20. with vAllowed vby vthe vCode vShall vbe vpermitted, vor vShall vnot vspecial v be
vrequired, vNEC vpermission v
21. with v May vbe vdone v Shall vbe vpermitted, vor vShall vnot v
special v be vrequired, vNEC vpermission v
22. shall v Must vbe vdone v Shall, vNational vElectrical vCode v
23. shall v Required vby vthe vCode v Shall, vNational vElectrical vCode v
24. never vUp vto vthe velectrician vShall vbe vpermitted, vor vShall vnot vbe vrequired, vNEC v
25. Find vNEC v250.52(A)(5) vand vrecord vthe vfirst vfour vwords. v
Answer: vThe vfirst vfour vwords vof vNEC v250.52(A)(5) vare vRod vand vpipe velectrodes. v
Show vrequired vconversion vcalculations vfor vproblem v26 vand vproblem v27. v
26. Luminaire vstyle vF vis vfour vfeet vlong. vThe vlength vin vSI vunits, vas vspecified vby vthe
vNEC, vis v
Answer: vThe vlength vin vSI vunits vis v1.22 vm; v4 vft v× v0.3048 vm/ft v= v1.2192 vm. vAs vwill vbe
vdiscussed vlater, vthis vluminaire vis vnow vcalled va v4 vby v2 vor vthe vequivalent v1200 vby v600 vin
vmetric vterms. vThis vquestion vassumes vthat vthe vluminaire vis vexactly v4 vft vlong. v
27. The vgross varea vof vthe vdrugstore vbasement vis v1395 vsquare vfeet. vThe varea vin
vsquare vmeters vis vAnswer: vThe varea vin vSI vunits vis v129.7 vsq. vm; v1395 vsq. vft v×
v0.093 vsq. vm/sq. vft v= v129.7 vsq. vm. v
vv
v
To vanswer vQuestions v28–31, vrefer vto vthe vPlans vincluded vwith vthis vbook. vDetermine vthe
vFollowing vdimensions. vWrite vthe vdimensions vusing vunit vnames, vnot vsymbols v(for vexample,
v1 vfoot, vnot v1’), vand vindicate vthe vsource vof vthe vinformation. v
28. What vis vthe vinside vclear vdistance vof vthe vinterior vstairway vto vthe vdrugstore
vbasement? v
Answer: vThe vinside vclear vdistance vof vthe vinterior vstairway vto vthe vDrugstore vbasement vis v4
vft v0 vin. v(1.22 vm), vas vscaled vfrom vSheet vA2. v
29. What vis vthe vgross vsquare vfootage vof veach vfloor vof vthe vbuilding? v
