If Contractor QC results are not utilized in the acceptance decision, a Dispute
Resolution system is not required. (T/F) - CORRECT ANSWER-True
All Agency Central laboratories are required under federal regulations to be accredited
through the AASHTO Accreditation Program. (T/F) - CORRECT ANSWER-True
Personnel Qualification/Certification Programs should include requirements for re-
certification at 2 to 5 year intervals. (T/F) - CORRECT ANSWER-True
Each Agency Construction QA Program must meet requirements of 23 CFR 637B and
is required to be approved by the FHWA. (T/F) - CORRECT ANSWER-True
Asphalt binder exists in both naturally occurring and manufactured forms. (T/F) -
CORRECT ANSWER-True
An asphalt binder blended with water in a colloid mill is called an Emulsion. (T/F) -
CORRECT ANSWER-True
Another appropriate term for asphalt binder is tar. (T/F) - CORRECT ANSWER-False
Viscosity: A fluid's ability to flow. (T/F) - CORRECT ANSWER-False (Fluid's resistance
to flow)
Quality Assurance definition - CORRECT ANSWER-All those planned/systematic
actions necessary to provide confidence that a product/facility will perform satisfactorily.
A QA Program serves as a skeleton/overall framework necessary for construction QA
implementation. (T/F) - CORRECT ANSWER-True
Joint development/review of QA specifications should include agency and industry
personnel who are directly responsible for construction. (T/F) - CORRECT ANSWER-
True
The same six core elements required for Design-Bid-Build construction QA programs
are also required for Design-Build. (T/F) - CORRECT ANSWER-True
QC activities include only sampling/testing. (T/F) - CORRECT ANSWER-False
, QC Plans: project specific documents whose function is to address specific production
facility and field placement processes for individual categories of work on a construction
project. (T/F) - CORRECT ANSWER-True
Acceptance is the responsibility of the transportation agency. (T/F) - CORRECT
ANSWER-True
Engineering Limits: the absolute threshold values for individual test results. (T/F) -
CORRECT ANSWER-True
QA Specifications typically utilize Quality Measures. (T/F) - CORRECT ANSWER-True
Since the objective of the IA comparison is to identify discrepancies or variability in
testing procedures or equipment, IA testing is performed on split samples. (T/F) -
CORRECT ANSWER-True
When exposed to air over an extended period of time, asphalt binder tends to stiffen
and become less flexible. (T/F) - CORRECT ANSWER-True
A PG Binder with a grade of 64-28 would be used in a warmer climate than a PG Binder
of 70-28. (T/F) - CORRECT ANSWER-False
A PG 64-28 may or may not be modified. (T/F) - CORRECT ANSWER-True
The binder supplier should always be consulted for recommendations on the optimum
mixing/compaction temperatures for modified binders for the plant. (T/F) - CORRECT
ANSWER-True
Using the AASHTO M320 criteria: very heavy, slow moving, or standing traffic May
require a grade increase for the high temperature criteria. (T/F) - CORRECT ANSWER-
True
A binder with a rating of 64E-22 means the performance of the binder is Extended on
the high-end. (T/F) - CORRECT ANSWER-False
Elastomers are Thermoplastic = changes in temperature affect which characteristics of
the polymer are predominant at any given time, and those changes are reversible. (T/F)
- CORRECT ANSWER-True
85-90% of the overall volume of HMA is occupied by aggregate. (T/F) - CORRECT
ANSWER-True
Nominal Maximum Size definition - CORRECT ANSWER-Sieve above the first sieve to
cumulatively retain more than 10% of material.