7. Wood Construction

Question 1

Standard tensile strength of wood is considered about ___ psi

Answer 1

700

Question 2

Wood is stronger ___ to the grain

Answer 2

Parallel

Question 3

$$$

___ joint is easy to produce but cannot be used where tensile stresses will be transmitted along the length of the beam

Answer 3

Butt

Connection between two parts made by a simply securing ends surfaces together without additional shipping at the end

Question 4

___ and ___ joints can be used to transmit tensile stresses

Answer 4

Scarf and finger joints

Question 5

___ lumber is the strongest of the three structural composite lumbar SCL products and can be used for heavily loaded columns and long spans.

Answer 5

Parallel strand lumber PSL

Question 6

$$$

___ Is not generally used for structural applications although it may be used in lateral force resisting diaphragms. Because it can be manufactured in large sheets ___ is used for flooring in manufacturer and mobile homes

Answer 6

Particle board

Wooden structural panel formed from wood particles and synthetic resins

Question 7

Veneers must be tied to the wood frame wall at intervals of ___ inch

Answer 7

16 inch

Question 8

$$$

In most occupancies, an ____ ____ is provided to enhance appearance and provide a measure of thermal insulation

Answer 8

Interior finish

The interior of a wood frame building can be finished using a number of materials including ordinary plywood or OSB

Question 9

$$$

___ board or ___ are Commonly used where a specified degree of fire resistance is required

Answer 9

Gypsum

Plaster

Question 10

$$$

___ ____ Are different for roof sheathing and sub flooring because roof supports are often spaced wider apart than floor supports.

Answer 10

Span ratings

Question 11

The ___ of ___ Of a fuel is the total amount of thermal energy that can be released if the fuel is completely burned. Measured in BTU

Answer 11

Heat of combustion

Question 12

Treated wood resist ignition and has higher fire insurance when compared with non-treated wood, but is not classified as ___

Answer 12

Fire resistive

Question 13

The two main methods of fire retardant treatment are

Answer 13

Surface coating and pressure impregnation morning

Question 14

Light wood framing uses nominal lumber that is ___ inch at its smallest dimension

Answer 14

2 inch

Question 15

$$$

The vertical combustible spaces between the studs in ___ ___ construction provide a channel for the rapid travel of fire between building levels.

Answer 15

Ballon frame

Question 16

In ___ Framing, the exterior wall vertical studs are not continuous to the second floor

Answer 16

Platform framing

Question 17

Platform framing is more prone to ___ then balloon form framing because platform framing makes use of more horizontal members in its frame then a balloon frame building

Answer 17

Shrinkage

Modern use of kiln dried lumber minimizes this effect

Question 18

Heavy timber framing

Internal support columns are not less than _ x _ inches and the beams are not less than _ x _ inches

Answer 18

8x8

6x10