Exam 9: Concrete Form Construction

Most concrete used in construction is ____ concrete delivered to the job in a large truck.

To determine the number of cubic yards of concrete needed for a job, find the number of cubic feet and divide by ____.

____ are materials added to a concrete mix to achieve certain desired qualities.

____ is a mixture of Portland cement, fine and coarse aggregates, water, and various admixtures.

Rise is the vertical distance of a step, the height of each step.

Slump tests are done to determine the proper mixture of ingredients before placing concrete.

If concrete is moist-cured for 7 days, its strength is up to about ____ percent of full strength.

Form boards need to be accurately cut to length.

In tropical climates, footings must be placed as much as 6 feet below the surface.