Construction Material Plant Quality Program

Quiz Question

1. The plant acceptance process must be performed when:
Weighing or measuring devices are newly installed
Weighing or measuring devices are repaired
When the plant is relocated
All of the above
2. The time between the beginning of material production and completion of dynamic plant testing must not exceed how many days?
3
10
14
21
3. If a scale structure’s total load (live and dead weight) is more than _____ tons, the undersupports for scale-bearing points must be constructed of PCC produced from commercial quality aggregates and cementitious material.
5
10
15
20
4. Continuous mixing plants must be equipped with cutoff devices that stop production when ingredient flow is detected to be ______ than specified.
Less
More
5. Store asphalt binder for HMA in tanks that maintain the material at ______________ .
90 Degrees
225 Degrees
The specified temperature
Any constant temperature
6. __________ perform the MPQP certification if the device, system, or control is not currently approved.
Do
Do not
Sometimes
Often
7. The maximum allowable error for hopper and tank scale testing is ________ scale graduations.
One
Two
Three
None of the above
8. A __________ is a digital display of the speed of the operation in units such as tons-per-hour or gallons-per-minute.
Rate meter
Prover
Tank Scale
None of the above
9. Volumetric Rapid Strength Concrete (RSC) batch mixer trucks proportion aggregate and cement by ___________.
Meters
Volume
Speed
None of the above
10. One should test the conveyor scale at the material-production site under normal operating conditions and reschedule the testing when weather conditions cause the witness scale indicator to fluctuate more than ________ graduations.
One
Three
Five
Seven