PDH Engineer     PE PDH
PDH Online

Quality Control Quality Assurance Manual for Asphalt Concrete Production and Placement


Quiz Questions

1.Acceptance is the responsibility of the Engineer.
Engineer
Contractor
Owner
None of the above
2. ______________ is defined as the quantity of asphalt concrete that is being sampled and tested for quality control.
Lot
Sublot
Nuclear density test strip
None of the above
3.Quality Control includes, but should not be limited to:
Inspection of the production and placement operation
Quality control and process control testing
Inspection of the finished roadway
All of the above
4.Quality control is the responsibility of the:
Engineer
Contractor
Manager
None of the above
5.The aim of the ______________ process is to resolve differences between the Contractor and the Engineer that may arise from a disagreement regarding test result comparisons.
Quality assurance
Quality control
Independent assurance
Dispute resolution
6.Quality control samples will be obtained at milestones using a random sampling plan. The sampling milestones will be determined __________ the start of production.
Before
After
7. Nuclear gauge operation and transportation requires licensing by the California _______________ .
Department of Health
Department of Safety
Department of Transportation
None of the above
8.Linear control charts display ___________ measurements of all quality characteristics as designated in the contract.
Individual
Collective
9. There are some software applications that may be used to develop the linear control charts. Charts need to clearly reflect which of following:
Date of posting
Project information
Lot Number
All of the above
10.When individual or composite aggregate moisture values differ from those of the plant computer, the plant computer will be adjusted to reflect the most _________ aggregate moisture.
High
Low
Old
Recent
11.Summary of QC & Progress Control Testing is certified and signed by:
The QC manager
The Contractor
The owner
None of the above
12.The fine aggregates that are collected in the plant bag house but also may include other fines, such as cement, fly ash, or hydrated lime which could be added to the mix as a corrective additive. This ingredient needs to be kept:
Wet
Dry
13. In the asphalt tank area, the tanks need to be properly heated with an appropriate sampling device in place. In addition, a temperature-sensing device should be located in the asphalt feed line __________ with continuous recording device located at the point of proportioning for maintaining accurate records during production.
Manual
Automatic
14.The Asphalt Concrete Construction Daily Record of Inspection is required:
Weekly
Daily
Annually
Semi weekly
15. If physical measurements indicate that the mix temperature is below the temperature which the paving foreman has requested for placement and breakdown, corrective action needs to be taken:
Within a month
Within a year
Immediately
Timing does not make a difference