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QPR 4 Study Guide Jasen > Floor > Flashcards

Flashcards in Floor Deck (16):
1

What is the min. thickness for interior floor sheathing and exterior deck sheathing?

23/32”

2

Exterior walk decks are to slope a min. _______ of an inch per foot.

1/4”

3

Floor and deck sheathing is to be installed with the long dimension edges running _____________ to the floor trusses.

Perpendicular

4

Floor and deck sheathing is to be gapped a min. ______ of an inch at all non-tongue and groove edges.

1/8”

5

Adjoining edges of floor and deck sheathing are to be _________ with each + or - ________ of an inch.

Flush

1/16”

6

All floor sheathing is to be fastened to the floor trusses with ___________ rated __________ and _____________.

Exterior

Glue

Screws

7

What is the pattern of the screws used to secure floor sheathing?

6/12

8

All non-tongue and groove edges at floor sheathing is to be __________ with ________ material.

Blocked

2x

9

Ceilings are to be flat within _______ of an inch in _____ feet.

3/8” in 8’

10

Ceiling to wall joints are to be flush _______ of an inch in _______ feet.

1/4” in 8’

11

Strong-backs in floor trusses are to be a min. _____ material?

2x6

12

How are strong-backs in floor trusses to be installed?
1.
2.
3.

1. Continuous
2. Glued
3. Min. 3 nails at each connection including the exterior wall

13

Strong-backs in floor trusses can be notched up to ______% or drilled up to _____%.

25%

40%

14

Draft-stop is to be installed between the floor trusses (or any concealed air space) that exceeds _______ sq. ft.

1000 sq. ft

15

Solid blocking between floor trusses (squash blocks) are to be installed at all ________ trimmers or ______ above.

Double

Posts

16

How are squash blocks to be installed?
1.
2.
3.
4.

1. Full height
2. Tight
3. Match the post size or number of trimmers above
4. Installed prior to the trusses being set