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How many square feet of wall insulation is needed to insulate
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# Question : How many square feet of wall insulation is needed to insulate : 2152175

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

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

21) How many square feet of wall insulation is needed to insulate 123 feet of an 8 - foot - high wall? The stud spacing is 16 inches on center.

22) How many rolls of insulation are needed for 123 feet of an 8 - foot - high wall if the insulation comes in rolls 15 inches wide and 32 feet long? The stud spacing is 16 inches on center. Do not include a waste factor.

23) How many bags of blown insulation are needed to insulate a 2,356 square foot ceiling with R - 30 insulation? The manufacturer's recommended coverage rate is 41 bags per 1,000 square feet.

24) Determine the quantities of insulation, mesh reinforcement, and stucco needed to cover the end of the building shown in Figure 3. The insulation comes in 4 - foot by 8 - foot sheets. The reinforcement comes in rolls 100 feet long by 3 feet wide and needs to be lapped three inches. One cubic foot of base or brown coat will cover 70 square feet of wall, and one bucket of finish coat will cover 125 square feet of wall.

25) How many squares of roofing are required to cover the building in Figure 2? The shingles have a 5 - inch exposure and the slope on the roof is 5:12. The cap and starter strip will be cut from a standard shingle.

26) Drip edge is to be installed around the entire perimeter of the roof in Figure 2. How many feet of drip edge are needed for the roof? The slope on the roof is 5:12.

27) How many pieces of drip edge are needed for the roof in Figure 2 if the trim comes in pieces 10 feet 2 inches long and needs to be lapped 2 inches? The slope on the roof is 5:12.

28) Determine the quantities of starter strip, outside corners, J - moldings, and 8 - inch - wide siding needed to cover the end of the building shown in Figure 4. The starter strip, outside corners, and J - moldings are available in ten foot lengths. The siding comes in packages of 200 square feet. When calculating the siding, ignore the area of the windows.

29) Determine the quantities of starter strip, 1 × 4 trim, and 1 × 10 wood siding needed to cover the end of the building shown in Figure 5. The siding is lapped one inch on the sides. The starter strip and 1 × 4 trim is available in 8, 10, and 12 foot lengths. The siding comes in 12 foot lengths. When calculating the siding, ignore the area of the windows.

30) Determine the number of 15 - foot - wide by 200 - foot - long sheets of membrane roofing needed for a roof 250 feet wide by 375 feet long. Allow five feet at the perimeter of the roof for the membrane to be attached to the parapet wall. The roofing must be lapped three inches at the sides and ends.

31) Excel Quick Tip 9 - 1: Waterproofing

Determine the number of gallons of waterproofing needed for the foundation show in the figure below. The waterproofing starts 9 inches from the top of the wall and covers the top surface of the footing. One gallon of waterproofing will cover 72 square feet.

32) Excel Quick Tip 9 - 2: Roofing Underlayment

Determine the number of rolls of 15 - pound asphalt felt needed to cover the roof shown in the figure below. The slope on the roof is 5:12. The felt is to be lapped 6 inches on the sides of the roll and 12 inches on the ends. Each roll is 3 feet wide and contains 400 square feet of material.

33) Excel Quick Tip 9 - 3: Batt Insulation

Determine the number of rolls of batt insulation need for the wall shown in the figure below. The studs in the wall are space at 24 inches on center. Each roll contains 61.3 square feet of insulation.

34) Excel Quick Tip 9 - 4: Roofing

Determine the quantity of shingles needed for the roof shown in the figure below. The slope on the roof is 5:12. The shingles have a five inch exposure.

35) Excel Quick Tip 9 - 5: Siding

Determine the quantity of siding needed for the wall shown in the figure below. The siding has a 12 - inch exposure.

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

Figure 1: Floor Framing Plan

Figure 2: Floor Plan

Figure 3: Roof Plan

Figure 4: Roof Plan

Figure 5: Cabinet Elevation

36) What is the area of the roof in Figure 3? How many 4 - foot by 8 - foot sheets of 7/16 inch OSB are needed for the roof? What is the waste factor for this roof?

37) How many feet of 2 × fascia is needed for the roof in Figure 3? What size of fascia is needed if the roof is framed with 2 x 10 rafters?

38) Determine the number of sheets of 4 - foot by 8 - foot by 7/16 inch thick OSB that are needed for the soffit of the roof in Figure 3. The soffit is installed horizontal.

39) What size of trusses needs to be ordered for the roof shown in Figure 4? The gable ends of the building are to be constructed as part of the walls. The slope of the roof is 4:12. The trusses are spaced 24 inches on center and are made of 2 × 4s. How many eight - foot - long 2 × 4s needs to be ordered if the lookouts are constructed of 2 × 4s spaced 24 inches on center?

40) Determine the wood base and wood casing needed to complete the rooms shown in Figure 2. The casing is only located around the single hung doors. The base comes in 8, 12, and 16 foot long lengths and the casing comes in 7 foot long lengths.

41) Determine the cabinets and lineal feet of countertop needed for the cabinet layout shown in Figure 5.

42) Excel Quick Tip 8 - 1: Board Foot Worksheet

Determine the number of board feet in 500 lineal feet of 2 × 10.

43) Excel Quick Tip 8 - 2: Joists

Determine the number of joists needed for the floor shown in the figure below. The joists are spaced 16 inches on center.

44) Excel Quick Tip 8 - 3: Floor Sheathing

Determine the number of sheets of 4' × 8' OSB needed to cover the floor shown in the figure below.

45) Excel Quick Tip 8 - 4: Decking

How many 2 × 8 boards are needed to cover a 48 - foot - long by 24 - foot - wide deck? The boards are placed with 3/8 inch space between the boards.

46) Excel Quick Tip 8 - 5: Studs

Determine the number of studs needed to construct the wall shown in the figure below. The studs are spaced 16 inches on center. Other walls intersect with this wall at both ends of the wall and midway between the door and window. Hold downs are required at the ends of the wall.

47) Excel Quick Tip 8 - 6: Length of a Rafter

Calculate the lengths of the common and hip rafters for a roof with a span of 46 feet, an overhang of 16 inches, and a slope of 5:12. The rafters are made of 11 - 7/8" TJIs.

## Solution 5 (1 Ratings )

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