Yes! We have to build our classroom.

Yes!  We have to build our classroom.

Wednesday, August 31, 2011

Sample Concrete Test

Concrete Test

How many cubic feet are in one cubic yard of concrete?
What slump is best for flatwork?
What are the portions of a good, all purpose, back yard concrete mixture?
How much will the concrete for our footings cost if we have two hundred twenty five lineal feet of concrete, one foot thick and two feet wide? (The cost is $100 per yard)
What common additive is used to help concrete set up faster?
How long should concrete cure before you walk on it? Drive on it?
Concrete has compressive strength and steel has tensile strength. (T) (F)
How many days should you protect concrete from freezing in cold weather?
What bag mix should we order for footings?
What bag mix should we order for a foundation?
What bag mix should we order for flatwork?
What did we use to keep the footings seperated?
How many inches must you overlap # 4 rebar?
What is the diameter of # 4 rebar?
What is the diameter of # 8 rebar?
What corner of the building is our UFFER ground?
What is the UFFER ground connected to?
What OC is the vertical rebar in the foundation?
What two types of tests do we use for concrete?
How long does it take to get what we call the full break in concrete?
Anchor bolts are installed every 32 inches in a foundation. They now must have a three by three inch washer. (T) (F)
What is the chemical process for curing concrete called?
What do they coat the concrete forms with to allow the concrete to release?

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