Flashcards in Theatre Of Operations Deck (25)

Loading flashcards...

1

## What are the types of lumber?

###
Hardwood

Softwood

Bamboo

Palm

2

## What are the classes of lumber?

###
Yard lumber

Structural lumber

Factory lumber

3

## What are the subcategories of yard lumber?

###
Select lumber

Common lumber

4

## How big is a 2x4?

### 1 1/2" x 3 1/2"

5

## What is the standard size of plywood?

### 4x8

6

## How do you calculate for lumber needed?

### BF= T x W x L x # of pieces/ 12 or 144

7

## If L = feet what do you divide by?

### 12

8

## If L = inches what do you divide by?

### 144

9

## What is BF?

### Board Feet

10

## What is BM?

### Board Measure

11

## How do you determine BM?

###
1" or smaller, add 20%

2" or larger, add 10%

12

## How do you find the number of sheets needed for sheathing?

###
Linear feet x height/ 32

13

## How do you find nails needed in lbs for framing?

### D/6 x BM/100 = pounds

14

## How do you find pounds for nails for sheathing?

### D/4 x BM/100

15

## What are the types of joints?

###
Butt

Lap

16

## How far do nails need to penetrate?

### 2/3

17

## How long is a permanent building intended to stand?

### 25 years or longer

18

## How long is a semi-permanent building intended to stand?

### 5-25 years

19

## How long is a temporary building intended to stand?

### 5 years

20

## What are the components of substructure?

### Footer, girders, joist, sub floor, bridging

21

## When should all wooden members be treated?

### When less than 18" from the ground.

22

## How is a finished floor laid?

### Offset from sub floor

23

## What is the formula for floor sheathing?

### L x W/32 round up x 2

24

## What are the truss components?

###
Hangar

Long Web

Short web

Gusset

Bottom cord

Top cord

Heel point gusset

Third point gusset

1/4 point gusset

Peak point gusset

25