NICET Highway Construction Materials Testing

Question 1

Which NICET certification covers technicians who test soils, aggregates, and concrete on highway construction projects?

Accepted Answer

Highway Construction Materials Testing (HCMT)

Answer

Fire Alarm Systems

Answer

Water-Based Systems

Answer

Inspection and Testing of Fire Suppression Systems

Question 2

What test is used to determine the moisture-density relationship of compacted soil?

Accepted Answer

Proctor Compaction Test

Answer

Atterberg Limits Test

Answer

Sieve Analysis Test

Answer

CBR Test

Question 3

What does a nuclear density gauge measure on a highway construction site?

Accepted Answer

In-place density and moisture content of soils and base materials

Answer

Asphalt binder content

Answer

Aggregate gradation

Answer

Concrete air content

Question 4

Which AASHTO standard governs the sieve analysis of fine and coarse aggregates?

Accepted Answer

AASHTO T 27

Answer

AASHTO T 11

Answer

AASHTO T 85

Answer

AASHTO T 96

Question 5

What is the purpose of the Los Angeles Abrasion Test?

Accepted Answer

Determine resistance of coarse aggregate to degradation by abrasion and impact

Answer

Measure aggregate moisture absorption

Answer

Test asphalt binder viscosity

Answer

Measure compressive strength of aggregate

Question 6

In soil classification, what does the Plasticity Index (PI) indicate?

Accepted Answer

The range of moisture content over which the soil behaves plastically

Answer

The maximum dry density achievable

Answer

The bearing capacity of the soil

Answer

The percentage of fine particles smaller than 0.075mm