Construction Technology II

The correct formula for calculating concrete is W' x L' x T' divided by:
1. 12.
2. 24.
3. 27.
4. 32.
The correct formula for calculating concrete is W' x L' x T' divided by:
1. 12.
2. 24.
3. 27.
4. 32.
How much concrete is needed to pour a 30' x 60' slab that is 8" thick?
1. 34-5/8 cu yds
2. 40-1/4 cu yds
3. 44-1/2 cu yds
4. 46-cu yds
How much concrete is needed to pour an air conditioning slab 5' x 8' x 4"?
1. 1/4 cu yd
2. 1/2 cu yd
3. 5/8 cu yd
4. 1 cu yd
How much concrete is needed to pour a footing 24" wide x 36' long x 18" deep?
1. 2 cu yds
2. 3 cu yds
3. 4 cu yds
4. 5 cu yds
How much concrete is needed to pour a residential slab 24' x 56' x 4" (round up answer)?
1. 15 cu yds
2. 17 cu yds
3. 19 cu yds
4. 21 cu yds
How much concrete is needed for a retainer wall 8' high, 30' long, and 12" thick (round up to the nearest yard)?
1. 8 cu yds
2. 9 cu yds
3. 10 cu yds
4. 11 cu yds
How much concrete is needed to pour a 6" slab in a carport that is 24' x 40' (round up to nearest yard)?
1. 14 cu yds
2. 16 cu yds
3. 17 cu yds
4. 18 cu yds
How much concrete is needed to pour a patio 16' x 24' x 4" thick (round up to nearest yard)?
1. 5 cu yds
2. 6 cu yds
3. 7 cu yds
4. 8 cu yds
One cubic yard poured at 1" thickness provides how many square feet of concrete?
1. 81
2. 108
3. 162
4. 324
One cubic yard poured at 3.5" thickness provides how many square feet of concrete?
1. 29.5
2. 40
3. 46
4. 93
One cubic yard poured at 6" thickness provides how many square feet of concrete?
1. 29
2. 47
3. 54
4. 99
One cubic yard poured at 10" thickness provides how many square feet of concrete?
1. 29.5
2. 32.5
3. 34.5
4. 39.5
What factor MUST be considered when using any of the three methods of calculating the volume of concrete needed for a job?
1. Cement
2. Slump
3. Water
4. Waste
How many cubic yards of concrete are needed to pour a slab 6" thick, 24' wide, and 32' long?
1. 12.9
2. 13.75
3. 14.22
4. 15

Construction Technology II - 4.03

Quiz