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Blue Prints ch 12
Understanding, Interpreting, and Evaluating Blueprint Specifications
Question | Answer |
---|---|
1. What are specifications? | Detailed list of requirements for that job. |
2. What is the function of Div 0 (sections 00020 - 00830) in commercial specification? | contract requirements |
3. What section lets you know how the specifications deal with substitute materials? | 01631 |
4. With which sections of the specifications should the electrical contractor be concerned? | all of them |
5. Where are the electrical specifications found? | division 16 |
6. Describe the overall project in terms of number of buildings and general construction. | 01010 3 buildings made of steel and brick. |
7. Will the owner be allowed to occupy the portion of the new structure before it is complete? | yes 01010 1.7A |
8. What section of the specifications would give wages and payroll information for the project? | 00830 |
10. How many contractors is the project constructed under? | 4 , 01010 1.4A |
9. What section of the specifications covers submittals? | 01300 |
11. What section of the specifications give the overall picture of electrical work and what are the three major parts of this section? | Division 16, part 1- general, 2- products, 3- Execution |
12. Why should the electrical worker look at sections other than the 16000's of the specificatons? | Must be aware of your surroundings |
13. How deep are the external underground secondary service conduits? | 24 inches, 16051 1.1b |
14. This project uses Bus Ducts (or busways) for 480Y/277 volt 3-phase, 4-wire power distribution. How are the bus bars within the bus duct fabricated and what material? | 16112 2.1 C |
15. Where colors for wire are established, what color will 208/120-volt, 3-phase, 4-wire be? | black red white blue 16120 2.1 F1 |
16. The ceiling and flush wall electrical outlet boxes are made of what material? | steel 16134 2.1A |
17. When installing wire and cable in raceways, what type of friction reducing materials or compounds may be used? | only UL approved pulling compound. 16120 3.1 |
18. What type of outlet boxes are required in locations where switches and receptacles occur in finished brick? | 16134 2.1D |
19. What brand and type transformers are used on the project? | GHT General electric type with K factor of 4. 16321 2.1A |
20. How is the main service grounded? | grounded to the water piping system and one to electrode 16450 3.1A |
21. What is the expansion capacity of the fire alarm system? | 1000 circuits 16720 2.1 A1 |
22. What type of smoke sensors are used in the fire alarm system? | addressable, photoelectric 167202.5A |
23. In the television distribution system section, what is the dB range acceptable for head-end tests? | +3dB, 16762 3.2 E2 |
24. What two contractors are involved in supplying the power for electrical equipment and motor control? | 16851 3.1 |