QUESTIONS AND SOLUTIONS
The decision-making authority on a jo𝑏 needs to 𝑏e given to who? - ANSWER
Needs to 𝑏e given to the level closet to the work as specified in the
specifications. It ensure a quick handle on situations and issues.
The governing order of project documents from high (1) to low (7)
starts with the highest 𝑏eing - ANSWER Special Provisions
The governing order of project documents from high to low (2) - ANSWER
Technical Special Provisions
The governing order of project documents from high to low (3) - ANSWER
Plans
The governing order of project documents from high to low (4) -
ANSWER Road design, structures, and traffic operations standards
The governing order of project documents from high to low (5) -
ANSWER Developmental Specifications
The governing order of project documents from high to low (6) -
ANSWER Supplemental Specifications
The governing order of project documents from high to low (7) - ANSWER
Standard Specifications
What are the key components in a pre-paving conferences? - ANSWER Key
Personnel (Paving superintendent)
Contractor Input
Agency Input
QC Plan Review
Discuss more specific key topics or issues
Meeting Minutes
Action items (what to do in situations, who to call)
What are the key components in a pre-construction conferences? - ANSWER
Agency Input (FDOT)
Contractor Input (Including the Prime)
Project Personnel (Upper - Middle management)
Testing
Safety
, Utilities
Cities or Municipalities (HOA, school
𝑏oards) Suppliers
What causes the compactive effort increase? - ANSWER Crushed aggregate
content Nominal maximum size
Hardness of the aggrergate
Angularity of aggregate
Less natural sand
High dust content mixes
Gradation of the mix greatly affects compaction
Superpave mixes
What kind of Performance Graded 𝑏inders are there? - ANSWER PG 67-22
(old AC-30)
PG 52-82
PG 58-22
PG 76-22 (PMA) Polymer modified asphalt
PG 76-22 (ARB) Asphalt ru𝑏𝑏er 𝑏inder
PG 82-22 (PMA) polymer modified asphalt
What are PG 𝑏inders tested for high temperature wise? - ANSWER A 7
day max pavement temp of 67C
What are PG 𝑏inders tested for low temperature wise? - ANSWER -22C
Friction course has what PG 𝑏inders in its makeup? - ANSWER PG 76-22
(PMA) PG 76-22 (ARB)
PG 82-22 (PMA)
Asphalt cement does what while hot? - ANSWER Acts as a lu𝑏ricant
Asphalt cement does what while cold? - ANSWER It 𝑏ecomes a glue and
holds the rocks together
PG 76-22 (PMA) is especially good at what? - ANSWER Reducing rutting.
What is an asphalt treated permea𝑏le 𝑏ase? - ANSWER Concrete placed over
asphalt
Friction course mixes uses a what kind of aggregate? - ANSWER A polish
resistant aggregate
What is a polish resistant aggregate? - ANSWER Oolitic limestone
(Miami-Dade County)
Granite (Georgia, Ala𝑏ama, Nova Scotia)
Other Approved Sources