Question : Determine the components needed to complete : 2152184

ESSAY. Write your answer in the space provided or on a separate sheet of paper.

1) Determine the components needed to complete the fire sprinkler system shown in Figure below. The drops range from 1 to 2 feet in length.

The following figures are used for the test questions for this chapter:

Figure 1: Bathroom Supply Floor Plan

Figure 2: Supply Isometric

Figure 3: Bathroom Waste Floor Plan

Figure 4: Waste Isometric

2) Determine the water line components needed to complete the water supply for the bathroom shown in Figures 1 and 2.

3) Determine the DWV components needed to complete the DWV system for the bathroom shown in Figures 3 and 4. The horizontal waste piping is two feet below the finished floor, the horizontal vent piping is 10 feet above the finished floor, and the vent terminates 16 feet above the finished floor.

4) Determine the plumbing fixtures and other finish components to complete the bathroom shown in Figure 1 through 4.

The following figures are used for the test questions for this chapter:

Figure 1: Residential Heating Plan

Figure 2: Radiant Heating Plan

Figure 3: Commercial Heating Plan

Figure 4: Commercial Heating Plan

5) Determine the HVAC components needed for the residence in Figure 1. The furnace includes an air conditioner. A 6-inch-high by 18-inch-wide grille is needed at the beginning of each return air. The distance from the top of the furnace to the roof is 24 feet. The vent pipe is 4 inches in diameter.

6) Determine the piping needed for a radiant heating system for a 13-foot (east-west) by 12-foot (north-south) room. The pipe spacing is shown in Figure 2. Allow 82 feet of pipe to connect the pipe in the room to the boiler.

7) Determine the HVAC components needed for the commercial tenant finish shown in Figure 3. Two feet of 6-inch-diameter flexible duct is used to connect the diffuser to the ductwork. The plenum is used for return air. The existing supply and return lines are made of copper.

8) Determine the HVAC components needed for the fin-tube convectors shown in Figure 4. The supply lines are run into the bottom of the fin-tube convectors from the floor below.

The following figures are used for the test questions for this chapter:

Figure 1: Lighting Plan

Figure 2: Lighting Plan

Figure 3: Panel Layout

Figure 4: Power Panel

Figure 5: Lighting Panel

Figure 6: Outlet Panel

9) Determine the number of electrical devices needed to complete the residential electrical in Figure 1. The light fixtures are to be 4-foot by 1-foot fluorescent light fixtures with two bulbs.

10) Determine the wiring needed to complete the commercial electrical shown in Figure 1. The wiring is to be in conduit run parallel to the walls. Seventy feet of wire is needed to run from the top-right corner of the room to the panel. All wiring in the room is to be run on the same circuit and is to be run with #12 wires. The ceiling height is eight feet.

11) Determine the number of electrical devices needed to complete the lighting shown in Figure 2. The light fixtures are to be 120 volt, 4-foot by 2-foot fluorescent light fixtures with three bulbs.

12) Determine the conduit and wiring needed to complete the lighting shown in Figure 2. Assume power will be provided to the light switches and #12 wires will be used. The ceiling height is nine feet and the conduit will be run at a height of 12 feet.

13) Determine the electrical components needed to complete the electrical distribution system (excluding wire from the panelboards) for the schematic shown in Figure 3. The distance to the meter is 65 feet through a 2 1/2-inch conduit which includes three 90° elbows. The wireway is five feet long and the three panels are mounted 2 feet above the wireway. The panelboard schedules are shown in Figures 4 to 6.

The following figures are used for the test questions for this chapter:

Figure 1: Foundation Plan

Figure 2: Existing and Proposed Grades

14) A soil has a bank dry density of 112 pounds per cubic foot, a loose dry density of 89 pounds per cubic foot, and a compacted dry density of 124 pounds per cubic foot. Determine the swell percentage and shrinkage percentage for the soils.

15) A soil has a bank dry density of 100 pounds per cubic foot, a loose dry density of 87 pounds per cubic foot, and a compacted dry density of 108 pounds per cubic foot. Determine the swell percentage and shrinkage percentage for the soils.

16) Using the geometric method determine the amount of excavation required for a 35-foot-wide by 50-foot-long basement. The measurements are from the outside of the foundation walls. The depth of the excavation is 6.5 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1:1 (horizontal: vertical) slope. Express your answer in cubic yards.

17) Using the geometric method determine the amount of excavation required for the basement in Figure 1. The basement measurements are from the outside of the foundation walls. The average depth of the excavation is 7 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1.5:1 (horizontal: vertical) slope. Express your answer in cubic yards.

18) Using the average-width-length-depth method determine the amount of excavation required for a 35-foot-wide by 50-foot-long basement. The measurements are from the outside of the foundation walls. The depth of the excavation is 6.5 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1:1 (horizontal: vertical) slope. Express your answer in cubic yards.

19) Using the average-width-length-depth method determine the amount of excavation required for the basement in Figure 1. The basement measurements are from the outside of the foundation walls. The average depth of the excavation is 7 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1.5:1 (horizontal: vertical) slope. Express your answer in cubic yards.

20) Using the average-end method determine the amount of excavation required for a 35-foot-wide by 50-foot-long basement. The measurements are from the outside of the foundation walls. The depth of the excavation is 6.5 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1:1 (horizontal: vertical) slope. Express your answer in cubic yards.

21) Using the average-end method determine the amount of excavation required for the basement in Figure 1. The basement measurements are from the outside of the foundation walls. The average depth of the excavation is 7 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1.5:1 (horizontal: vertical) slope. Express your answer in cubic yards.

22) Using the average-end method, determine the required excavation for a new road given the stations and their associated cut areas shown in the following table. Express your answer in cubic yards.

 

Cuts
Station:	Cut (ft2):
0 + 00	0
0 + 50	126
1 + 00	338
1 + 50	268
2 + 00	162
2 + 25	0

 

23) Using the average-end method, determine the required volume of the cuts and fills for a new road given the stations and their associated cut and fill areas shown in the following table. Express your answer in cubic yards.

Cuts and Fills

Station	Cut (ft2)	Fill (ft2)
0 + 00	0	0
0 + 50	66	25
1 + 00	207	95
1 + 50	175	125
2 + 00	55	97
2 + 25	0	0

 

24) Determine the amount of backfill required for a 35-foot-wide by 50-foot-long basement. The measurements are from the outside of the foundation walls. The depth of the excavation is 6.5 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1:1 (horizontal: vertical) slope. The footing height is 12 inches. The soils have a bank dry unit weight of 103 pounds per cubic foot, a loose dry unit weight of 87 pounds per cubic foot, and a compacted dry unit weight of 112 pounds per cubic foot. How much soil needs to be exported? Express your answers in cubic yards and be sure to specify whether the units are in bank, loose, or compacted. Use the geometric method to solve the problem.

25) Determine the volume of backfill needed for the basement in Figure 1. The average depth of the excavation is 7 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The footing height is 12 inches. The soil is excavated at a 1.5:1 (horizontal: vertical) slope. The soils have a swell percentage of 22% and a shrinkage percentage of 7%. How much soil needs to be exported? Express your answers in cubic yards and be sure to specify whether the units are in bank, loose, or compacted. Use the geometric method to solve the problem.

26) Using the cross-sectional method determine the amount of excavation required for a 35-foot-wide by 50-foot-long basement. The measurements are from the outside of the foundation walls. The depth of the excavation is 6.5 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1:1 (horizontal: vertical) slope. Express your answer in cubic yards.

27) Using the cross-sectional method determine the amount of excavation required for the basement in Figure 2. The basement measurements are from the outside of the foundation walls. The average depth of the excavation is 7 feet. The footings extend 1 foot outside of the foundation walls, and a 2-foot space between the footing and the sides of the excavation must be provided to form the footings. The soil is excavated at a 1.5:1 (horizontal: vertical) slope. Express your answer in cubic yards.

28) For the site plan in Figure 3, determine the total volume of the cuts, the total volume of the fills, and the volume of the import or export using the cross-sectional method. The grids are 50 feet apart in both directions. The existing grade appears above the proposed grade. Express your answer in cubic yards. The shrinkage percentage is 5% and the swell is 30%.

29) Excel Quick Tip 16-1: Swell and Shrinkage Percentages

A soil has a bank dry density of 105 pounds per cubic foot, a loose dry density of 82 pounds per cubic foot, and a compacted dry density of 110 pounds per cubic foot. Determine the swell percentage and shrinkage percentage for the soil.

30) Excel Quick Tip 16-2: Excavated and Transported Volumes

A construction project needs 1,975 cubic yards of compacted fill. Soil with a swell percentage of 25% and a shrinkage percentage of 5% is to be used for the fill. How many cubic yards of soil must be excavated? How many cubic yards of soil must be transported?

31) Excel Quick Tip 16-3: Volume of a Rectangular Excavation

A contractor needs to install a 40-foot by 58-foot by 8-foot-high basement. The footing extends 1 foot outside the basement and a 3-foot space between the footing and the sides of the excavation must be provided to form the footing. The bottom of the excavation is 6 feet below grade and the sides of the excavation need to be sloped 2:1 (horizontal: vertical). Determine the volume of the excavation.