Chapter 51,52,53. Roof &flashing

Question 1

A square is the amount of roofing required to cover how many feet?

Answer 1

100ft.

Question 2

One roll of 15# asphalt felt will cover about how many squares?

Answer 2

4 squares

Question 3

When applying felt on a roof deck as underlayment, lap each course over course by at least between how many inches?

Answer 3

2-4inches

Question 4

The self-stick material used under shingles in high leak prone areas like eaves is called?

Answer 4

Ice and Water underlayment

Question 5

When cutting eave starter strips, it is important to:

a. cut the shingle lengthwise, removing the width of one exposure
b. cut the first eave starter shorter than a full-tab shingle
c. have the sealing tabs at the bottom of the strip.
d. all of these

Answer 5

all of these

Question 6

Laying out rake edge starters requires the starters to be:

a. cut 6 to 8 inches shorter for each course
b. installed so end seams of nearby courses align
c. nailed so end seams of next course align over nails
d. all of these

Answer 6

all of these

Question 7

Nailing for asphalt shingles should be located____ the self-sealing strip

Answer 7

below

Question 8

In high wind locales, cement ties are installed on roofs completely covered first with?

Answer 8

90# asphalt roll attached in bitumen

Question 9

Most wood shingles and shakes are made from:

a. cypress
b. redwood
c. western cedar
d. all of these

Answer 9

Western cedar

Question 10

The longest available length of wood shingles and shakes is:

a. 16 inches
b. 18 inches
c. 24 inches
d. 28 inches

Answer 10

c. 24 inches

Question 11

Wood shingles normally overhang the fascia by:

a. 3/8 inch
b. 1 inch
c. 1 1/2 inches
d. 2 inches

Answer 11

c. 1 1/2 inches

Question 12

When applying shakes, it is important to place underlayment_______ above the bottom edge of the shingle.

a. 12 inches
b. 20 inches
c. one exposure width
d. two exposure widths

Answer 12

d. two exposure widths

Question 13

The type of flashing used when installing shingles to butt a wall is called____flashing:

a. eaves
b. step
c. valley
d. closed

Answer 13

b. step

Question 14

The first step in installation of roll roof valley flashing is installing:

a. an 18 inch wide flashing piece faceup
b. an 18-inch wide flashing piece facedown
c. a full width flashing piece faceup
d. a full width underlayment

Answer 14

b. an 18-inch wide flashing piece facedown

Question 15

When nailing shingles near a valley, do not locate any nails closer to the centerline than:

a. 6 inches
b. 8 inches
c. 10 inches
d. 12 inches

Answer 15

6. inches

Question 16

Step flashings cut about 8 inches wide should be bent so that:

a. 3 inches lay on the wall and 5 inches lay on the roof
b. 4 inches lay on the wall and 4 inches lay on the roof
c. 5 inches lay on the wall and 3 inches lay on the roof
d. 2 inches lay on the wall and 6 inches lay on the roof

Answer 16

b. 4 inches lay on the wall and 4 inches lay on the roof

Question 17

The type of valley where shingles are installed over top of the valley is called:

a. open or close valley
b. metal and woven valley
c. closed cut or woven valley
d. rolled roofing or metal valley

Answer 17

c. closed cut or woven valley

Question 18

An open valley should be wider at the bottom than the top by an amount of:

a. 1/8” per foot of valley
b. 1/2” per foot of valley
c. 2 inches total
d. 4 inches total

Answer 18

a. 1/8” per foot of valley

Question 19

A built-up section between the roof and the upper side of chimney is called a:

a. cricket
b. dutchman
c. furring
d. counterflashing

Answer 19

a. cricket

Question 20

When flashing a chimney, the first pieces of flashing are installed_______side of the chimney:

a. upper
b. lower
c. windy
d. either left or right

Answer 20

b. lower side

Question 21

The type of flashing installed on mortar joints over top of other flashing called:

a. step
b. apron
c. counter
d. chimney

Answer 21

c. counter