Batter Boards/ Concrete Flashcards Preview

SOC > Batter Boards/ Concrete > Flashcards

Flashcards in Batter Boards/ Concrete Deck (26)
Loading flashcards...
1

What are the four layers of construction?

Site/building, foundation, substructure, superstructure

2

What are the squaring methods?

Carpenters square
Diagonal method (most accurate)
3-4-5

3

What are the three major components of concrete?

Water
Aggregate
Portland cement

4

What are the five types of Portland cement?

Type I Normal Portland
Type II Modified
Type III High Early
Type IV Low Heat
Type V Sulfate Resistant

5

What is the cure time for Type I?

28 days

6

What is the cure time for Type II?

45 days

7

What is the cure time for Type III?

7 days

8

What is the cure time for Type IV?

90 Days

9

What is the cure time for Type V?

60 Days

10

What is an accelerator for cement?

Calcium Chloride

11

How heavy are bags?

94 Lbs
1 Cubic ft

12

How heavy are barrels?

376 lbs
4 bags

13

What are the types of concrete?

Reinforced
Prestressed
Precast
Lightweight

14

What are the types of construction joints?

Control joint
Expansion joint
Construction joint

15

How do you find Project Volume (PV)?

PV= L x W x H x number of structures

16

How do you find Loss Factor (LF)?

LF = PV x (Loss Factor) (<5400 cu ft = 1.1) (> 5400 cu ft = 1.05)

17

How do you find loose volume?

LV = LF x 1.5

18

How do you find the number of bags of cement?

1/6 x LV = number of bags

19

How do you find cu ft of sand?

2/6 x LV = Sand cu ft

20

How do you find cu ft for gravel?

3/6 x LV = Gavel cu ft

21

How do you find gallons of water?

8 gal per bag of cement

22

What materials are forms normally made from?

Wood
Metal
Earth
Fiber

23

What are the elements of wooden forms?

Sheathing
Studs
Wales
Strong backs
Braces
Shoe plates
Spreaders
Tie wires

24

What are the finishing operations?

Floating
Troweling
Brooming

25

What are the three major components of concrete?

Water. Aggregate (60% - 80% total vol) Portland Cement

26

What are the four types of concrete?

Reinforced. Pre-stressed. Pre-cast. Light weight.