Other Skilled Trades Roofing

Question 1

What is the minimum recommended slope for asphalt shingles according to most building codes?

Accepted Answer

2:12

Answer

1:12

Answer

4:12

Answer

6:12

Question 2

What material is most commonly used as an underlayment beneath asphalt shingles?

Accepted Answer

Tar paper (15 lb felt)

Answer

Foam board insulation

Answer

House wrap

Answer

Plywood sheeting

Question 3

A 'square' of roofing material covers how many square feet?

Accepted Answer

100 sq ft

Answer

10 sq ft

Answer

50 sq ft

Answer

200 sq ft

Question 4

What is the purpose of flashing in a roofing system?

Accepted Answer

To prevent water infiltration at joints and transitions

Answer

To add decorative trim along eaves

Answer

To increase ventilation under the deck

Answer

To hold shingles in place against wind

Question 5

Which type of roof valley method weaves shingles from both roof planes together across the valley?

Accepted Answer

Woven valley

Answer

Open valley

Answer

Closed-cut valley

Answer

Step-flashed valley

Question 6

What is the standard exposure (amount of shingle visible) for a 3-tab asphalt shingle with a 12-inch height?

Accepted Answer

5 inches

Answer

3 inches

Answer

7 inches

Answer

9 inches

Question 7

What is the primary function of a drip edge on a roof?

Accepted Answer

To direct water off the roof edge and away from the fascia

Answer

To secure the first course of shingles

Answer

To provide extra insulation at the eave

Answer

To anchor the gutter system to the roof deck