Code Book

Question 1

What is the minimum thickness of a slab on grade?

Answer 1

Pg 108 R506.1

3.5”

Question 2

Footing should rest on soil that is

Answer 2

Pg 70 R403.1

Undisturbed, natural, or engineered fill

Question 3

The bottom of foundation or footings should be a minimum of

Answer 3

Pg 74 R403.1.4

12 inches below finished grade

Question 4

The slope away from the foundation should be

Answer 4

Pg 69 R401.3

minimum of 6” within first 10 ft (or 5%)

Question 5

Minimum thickness of a masonry weight-bearing wall should be

Answer 5

Pg 147 R606.4.1

6”

Question 6

Minimum thickness of standard solid non-bearing glass block

Answer 6

Pg 157 R607.3.1

3 7/8”

Question 7

Weepholes should be provided a MAX of on-center spacing

Answer 7

Pg 245 R703.8.6

48”

Question 8

Minimum support of a single brick tie for a multiple wythe wall

Answer 8

Pg 156 R606.13.2.1

One tie for each 4.5 SF

Question 9

Minimum distance of untreated siding to grade

Answer 9

Pg 61 R317.1 ex. 5

6”

Question 10

Minimum distance of untreated framing to grade

Answer 10

Pg 61 R317 ex. 5

6 “

Question 11

Minimum distance of untreated floor joists from grade

Answer 11

Pg 61 R317.1 ex 1

18”

Question 12

Minimum distance of untreated girders from grade

Answer 12

Pg 61 R317.1 ex 1

12”

Question 13

Clearance for girders entering masonry or concrete walls

Answer 13

Pg 61 R317.1 ex 4

1/2”

Question 14

Holes bored in top or bottom of joists shall not be within

Answer 14

Pg 104 R502.8.1

2”

Question 15

Maximum diameter of hole in a joist

Answer 15

Pg 104 R502.8.1

1/3 depth

Question 16

Maximum notch in top or bottom of joist away from the edge

Answer 16

Pg 104 R502.8.1

1/6 depth

Question 17

Notches in joists can not be placed in the

Answer 17

Pg 104 R502.8.1

middle third of span

Question 18

Minimum thickness of particle board underlayment

Answer 18

Pg 108 R503.3.2

1/4”

Question 19

Minimum uniform live load in residential sleeping area

Answer 19

Pg 41 R301.5

30

Question 20

What is the maximum size hole that can be bored into a 4” nominal stud in a non-load-bearing wall?

Answer 20

Pg 124 R602.6(2)

60% of actual 3.5
2.1”

Question 21

What is the maximum size hole that can be bored into a 4” nominal stud in a load bearing wall?

Answer 21

Pg 124 R602.6(2)

40% of actual 3.5
1.4”

Question 22

Minimum offset of end joints in double top plates

Answer 22

Pg 118 R602.3.2

24”

Question 23

Maximum moisture content of lumber

Answer 23

Pg 250 R802.1.5.10

19%

Question 24

Minimum nominal size of fire blocking

Answer 24

Pg 46 R302.11.1.1
(double check this answer and update)

2” (or 2x1x4)

Question 25

Height of chimney where it passes through the roof

Answer 25

Pg 297 R1003.9

3’

Question 26

Gage of metal roof valley flashing

Answer 26

Pg 287 R905.7.6

26 gage

Question 27

Spacing of nails on the edge of plywood roof sheathing

Answer 27

Pg 118 R602.3(2)

6” on center

Question 28

Minimum width of open metal valley lining

Answer 28

Pg 284 R905.2.8.2

24”

Question 29

Minimum and maximum spacing of wood shingles

Answer 29

Pg 286 R905.7.5

1/4” to 3/8”

Question 30

Wood shakes or shingles, use

Answer 30

Pg 287 R905.8.6

2 nails

Question 31

Using a single layer of felt underlayment, MIN roof for asphalt shingles

Answer 31

Pg 280 905.1.1

33%
Minimum slope is 4:12, anything less is flat

Question 32

A wall that extends beyond the finished deck is known as a ____ wall

Answer 32

Parapet

Question 33

Anchor roof to masonry

Answer 33

Pg 152 R 606.6.4.2.2

1/2” bolt

Question 34

Minimum size egress window on the grade floor

Answer 34

Pg 53 R310.1.1

5 SF

Question 35

Minimum size egress window on the second floor and above

Answer 35

Pg 53 R310.1.1

5.7 SF

Question 36

Height of protective bar, from floor, used with glazing

Answer 36

Pg 50 R308.4.3 exc 2

34 - 38”

Question 37

Fireplace opening that is 5.7 SF, hearth extends _____

Answer 37

Pg 294 R1001.10

16”

Question 38

Fireplace opening that is 6.0 SF or more, hearth extends _____

Answer 38

Pg 294 R1001.10

20 “

Question 39

Porches require a guardrail if over

Answer 39

Pg 57 R312.1.1

30”

Question 40

Minimum height of a ceiling in a kitchen

Answer 40

Pg 48 R305.1 exc. 1

7 FT