ACI Concrete Flatwork Finishing
Certification Exam Questions With
Correct Answers
When is air-entrained concrete used? - CORRECT ANSWER✔✔-When it
| | | | | | | | |
will be exposed to freezing and thawing cycles
| | | | | | |
How is concrete sold? Sold in what units? - CORRECT ANSWER✔✔-By
| | | | | | | | | | |
volume in cubic yards or cubic meters
| | | | | |
Concrete should be completely discharged: - CORRECT ANSWER✔✔-
| | | | | | |
Within 1 1/2 hours | | |
Who should attend the pre-construction meeting? - CORRECT
| | | | | | | |
ANSWER✔✔-Finisher foreman |
Type I Concrete - CORRECT ANSWER✔✔-Normal or ordinary use
| | | | | | | |
What is type I concrete typically used on? - CORRECT ANSWER✔✔-Slab-
| | | | | | | | | |
on grade, reinforced concrete buildings, and bridges
| | | | | |
, Type II Concrete - CORRECT ANSWER✔✔-Moderate sulfate resistance
| | | | | | |
Where is type II concrete used? - CORRECT ANSWER✔✔-Where
| | | | | | | | |
moderate sulfate exposure from the soil or groundwater must be
| | | | | | | | | |
resisted
Type III Concrete - CORRECT ANSWER✔✔-High early strength
| | | | | | |
Type III Concrete Properties - CORRECT ANSWER✔✔-Similar to Type I,
| | | | | | | | | |
but more finely ground, quick, develops in a week or less.
| | | | | | | | | |
Type IV Concrete - CORRECT ANSWER✔✔-Low heat of hydration
| | | | | | | |
When is Type IV Concrete used? - CORRECT ANSWER✔✔-In mass
| | | | | | | | | |
concrete structures like dams | | |
Type V Concrete - CORRECT ANSWER✔✔-High sulfate resistance
| | | | | | |
When to use Type V concrete? - CORRECT ANSWER✔✔-When soil or
| | | | | | | | | | |
groundwater has high sulfate resistance | | | |
Fine aggregate - CORRECT ANSWER✔✔-Particles are smaller 3/8" -
| | | | | | | | |
either natural sand or manufactured sand
| | | | |
Certification Exam Questions With
Correct Answers
When is air-entrained concrete used? - CORRECT ANSWER✔✔-When it
| | | | | | | | |
will be exposed to freezing and thawing cycles
| | | | | | |
How is concrete sold? Sold in what units? - CORRECT ANSWER✔✔-By
| | | | | | | | | | |
volume in cubic yards or cubic meters
| | | | | |
Concrete should be completely discharged: - CORRECT ANSWER✔✔-
| | | | | | |
Within 1 1/2 hours | | |
Who should attend the pre-construction meeting? - CORRECT
| | | | | | | |
ANSWER✔✔-Finisher foreman |
Type I Concrete - CORRECT ANSWER✔✔-Normal or ordinary use
| | | | | | | |
What is type I concrete typically used on? - CORRECT ANSWER✔✔-Slab-
| | | | | | | | | |
on grade, reinforced concrete buildings, and bridges
| | | | | |
, Type II Concrete - CORRECT ANSWER✔✔-Moderate sulfate resistance
| | | | | | |
Where is type II concrete used? - CORRECT ANSWER✔✔-Where
| | | | | | | | |
moderate sulfate exposure from the soil or groundwater must be
| | | | | | | | | |
resisted
Type III Concrete - CORRECT ANSWER✔✔-High early strength
| | | | | | |
Type III Concrete Properties - CORRECT ANSWER✔✔-Similar to Type I,
| | | | | | | | | |
but more finely ground, quick, develops in a week or less.
| | | | | | | | | |
Type IV Concrete - CORRECT ANSWER✔✔-Low heat of hydration
| | | | | | | |
When is Type IV Concrete used? - CORRECT ANSWER✔✔-In mass
| | | | | | | | | |
concrete structures like dams | | |
Type V Concrete - CORRECT ANSWER✔✔-High sulfate resistance
| | | | | | |
When to use Type V concrete? - CORRECT ANSWER✔✔-When soil or
| | | | | | | | | | |
groundwater has high sulfate resistance | | | |
Fine aggregate - CORRECT ANSWER✔✔-Particles are smaller 3/8" -
| | | | | | | | |
either natural sand or manufactured sand
| | | | |
