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Electrical Wiring: Residential, Seventh Canadian Edition
Electrical Wiring Residential Canadian 7th Edition Mullin Solutions Manual Full clear download (no formatting errors) at: http://testbanklive.com/download/electrical-wiring-residential-canadian-7thedition-mullin-solutions-manual/ Unit 2 Drawings and Specifications Solutions to Review
Note: For these exercises, refer to the blueprints provided with this textbook. Also, refer to the CEC when necessary. Where applicable, responses should be written in complete sentences. PART 1—DRAWING PLANS 1. Identify three line types shown on Sheet 2. Centre lines, border lines, hidden lines, dimension lines, visible lines 2. Determine the length of the lines for the following. SCALE
LENGTH
1:50
3m
1:75
4.5 m
1:100
6m
⅛″ = 1 ft
19 ft, or 5.71 m
¼″ = 1 ft
9 ft 6 in, or 2.9 m
3. What is the purpose of specifications? To supplement the plans by providing written information on materials and to the methods of construction. 4. In what additional way are the specifications particularly useful to the electrical contractor? They allow the contractor to prepare an accurate cost estimate without having to find all the data in the plans. 5. What is done to prevent a plan from becoming confusing because of too much detail? Symbols are used that refer to a table or notes. Information is supplied in the specifications. 6. Name three requirements contained in the specifications regarding material (Appendix A). a. Shall be all new
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Copyright © 2016 by Nelson Education Ltd.
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Electrical Wiring: Residential, Seventh Canadian Edition
b. Size and types specified c. Carry a label from an approved testing organization. 7. What are the two main hazards that the CEC is designed to prevent? a. Shock b. Fire
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Copyright © 2016 by Nelson Education Ltd.
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8. What phrase is used when a substitution is permitted for a specific item in a specification? “or equivalent” 9. What is the purpose of an electrical symbol? To represent electrical equipment and components. 10. What is a notation? A note providing additional or more specific information. 11. List five electrical notations found on the plans for the residence used as an example in this textbook. Refer to the blueprints provided with this textbook. Found on the electrical drawing sheets. E6 is as follows:
PROVIDE TR, G.F.C.I. AND A.F.C.I. AS REQUIRED BY THE CANADIAN ELECTRICAL CODE
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Copyright © 2016 by Nelson Education Ltd.
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Electrical Wiring: Residential, Seventh Canadian Edition
The following is found on the electrical drawing sheets. E5 is as follows:
PART 2—STRUCTURAL FEATURE 1. To what scale is the basement plan drawn? See plans. 1:50 2. What is the size of the footing for the steel support columns in the basement? 610 x 610 x 305 3. To what kind of material will the front porch lighting bracket fixture be attached? The fixture will be supported by fastening it to the electrical outlet box, which is set into the wood siding. 4. Give the size, spacing, and direction of the ceiling joists in the workshop. 50 x 255 @ 305 on centre, running front to rear. 5. What is the size of the lot on which this residence is located? 30 x 46 m 6. In what compass direction is the front of the house facing? 30 x 46 m
7. How far is the front garage wall from the curb? 10.67 m 8. How far is the side garage wall from the property lot line? 9.145 m = 7620 (garage to set back) + 1525 (setback measurement) (shown on DWG #1 Site plan) 9. How many steel support columns are in the basement, and what size are they? 5 columns @ 76 mm outer diagram (shown on DWG #2 Basement) 10. What is the purpose of the I-beams that rest on top of the steel support columns? To support the floor joists. 11. Is the entire garage area to have a concrete floor? Yes. 12. Where is access to the attic provided? In the garage. 13. Give the thickness of the outer basement walls. 305 mm 14. What material is indicated for the foundation walls? Poured concrete. 15. Where are the smoke detectors located in the basement? One in the workshop near the entrance way; one at the foot of the basement stairs. 16. What is the ceiling height in the basement workshop from bottom of joists to floor? (DWG#4 Section A-A) 2690 - 255 = 2435 mm 17. Give the size and type of the front door. 813 x 2032 x 45 mm decorative with /light Sheet 7 under Door schedule 18. Who is to furnish the range hood? The electrical contractor. Appendix A, number 15. 19. Who is to install the range hood? The electrical contractor. Appendix A, number 19.
Electrical Wiring Residential Canadian 7th Edition Mullin Solutions Manual Full clear download (no formatting errors) at: http://testbanklive.com/download/electrical-wiring-residential-canadian7th-edition-mullin-solutions-manual/ People also search:
electrical wiring residential 7th edition pdf electrical wiring residential 6th canadian edition pdf electrical wiring residential 7th canadian edition pdf electrical wiring residential 7th canadian edition answers electrical wiring residential 7th edition answers electrical wiring commercial 7th canadian edition electrical wiring commercial 6th canadian edition pdf electrical wiring residential pdf
Electrical Wiring Residential Canadian 7th Edition Mullin Solutions Manual Full clear download (no formatting errors) at: http://testbanklive.com/download/electrical-wiring-residential-canadian-7thedition-mullin-solutions-manual/ Unit 2 Drawings and Specifications Solutions to Review
Note: For these exercises, refer to the blueprints provided with this textbook. Also, refer to the CEC when necessary. Where applicable, responses should be written in complete sentences. PART 1—DRAWING PLANS 1. Identify three line types shown on Sheet 2. Centre lines, border lines, hidden lines, dimension lines, visible lines 2. Determine the length of the lines for the following. SCALE
LENGTH
1:50
3m
1:75
4.5 m
1:100
6m
⅛″ = 1 ft
19 ft, or 5.71 m
¼″ = 1 ft
9 ft 6 in, or 2.9 m
3. What is the purpose of specifications? To supplement the plans by providing written information on materials and to the methods of construction. 4. In what additional way are the specifications particularly useful to the electrical contractor? They allow the contractor to prepare an accurate cost estimate without having to find all the data in the plans. 5. What is done to prevent a plan from becoming confusing because of too much detail? Symbols are used that refer to a table or notes. Information is supplied in the specifications. 6. Name three requirements contained in the specifications regarding material (Appendix A). a. Shall be all new
2-1
Copyright © 2016 by Nelson Education Ltd.
2-1
Electrical Wiring: Residential, Seventh Canadian Edition
b. Size and types specified c. Carry a label from an approved testing organization. 7. What are the two main hazards that the CEC is designed to prevent? a. Shock b. Fire
2-2
Copyright © 2016 by Nelson Education Ltd.
2-2
8. What phrase is used when a substitution is permitted for a specific item in a specification? “or equivalent” 9. What is the purpose of an electrical symbol? To represent electrical equipment and components. 10. What is a notation? A note providing additional or more specific information. 11. List five electrical notations found on the plans for the residence used as an example in this textbook. Refer to the blueprints provided with this textbook. Found on the electrical drawing sheets. E6 is as follows:
PROVIDE TR, G.F.C.I. AND A.F.C.I. AS REQUIRED BY THE CANADIAN ELECTRICAL CODE
2-3
Copyright © 2016 by Nelson Education Ltd.
2-3
Electrical Wiring: Residential, Seventh Canadian Edition
The following is found on the electrical drawing sheets. E5 is as follows:
PART 2—STRUCTURAL FEATURE 1. To what scale is the basement plan drawn? See plans. 1:50 2. What is the size of the footing for the steel support columns in the basement? 610 x 610 x 305 3. To what kind of material will the front porch lighting bracket fixture be attached? The fixture will be supported by fastening it to the electrical outlet box, which is set into the wood siding. 4. Give the size, spacing, and direction of the ceiling joists in the workshop. 50 x 255 @ 305 on centre, running front to rear. 5. What is the size of the lot on which this residence is located? 30 x 46 m 6. In what compass direction is the front of the house facing? 30 x 46 m
7. How far is the front garage wall from the curb? 10.67 m 8. How far is the side garage wall from the property lot line? 9.145 m = 7620 (garage to set back) + 1525 (setback measurement) (shown on DWG #1 Site plan) 9. How many steel support columns are in the basement, and what size are they? 5 columns @ 76 mm outer diagram (shown on DWG #2 Basement) 10. What is the purpose of the I-beams that rest on top of the steel support columns? To support the floor joists. 11. Is the entire garage area to have a concrete floor? Yes. 12. Where is access to the attic provided? In the garage. 13. Give the thickness of the outer basement walls. 305 mm 14. What material is indicated for the foundation walls? Poured concrete. 15. Where are the smoke detectors located in the basement? One in the workshop near the entrance way; one at the foot of the basement stairs. 16. What is the ceiling height in the basement workshop from bottom of joists to floor? (DWG#4 Section A-A) 2690 - 255 = 2435 mm 17. Give the size and type of the front door. 813 x 2032 x 45 mm decorative with /light Sheet 7 under Door schedule 18. Who is to furnish the range hood? The electrical contractor. Appendix A, number 15. 19. Who is to install the range hood? The electrical contractor. Appendix A, number 19.
Electrical Wiring Residential Canadian 7th Edition Mullin Solutions Manual Full clear download (no formatting errors) at: http://testbanklive.com/download/electrical-wiring-residential-canadian7th-edition-mullin-solutions-manual/ People also search:
electrical wiring residential 7th edition pdf electrical wiring residential 6th canadian edition pdf electrical wiring residential 7th canadian edition pdf electrical wiring residential 7th canadian edition answers electrical wiring residential 7th edition answers electrical wiring commercial 7th canadian edition electrical wiring commercial 6th canadian edition pdf electrical wiring residential pdf