August 2016 | EquipmentWorld.com
52
T
he materials may be right. The correct asphalt ce-
ment (AC) or binder content, the right aggregate
size, all matched to the state DOT or local mu-
nicipality spec for a base, intermediate or surface
course. But somewhere in the process something
failed and the lift is segregating.
All the corrective work and up-the-sleeve tricks a pav-
ing contractor can muster will never be able to produce
top-notch asphalt pavements if the mix isn't being
produced right. And if a contractor is producing the mix
from his own plant, he has no one to blame but himself.
Greg Renegar, senior vice president of engineering for
plant manufacturer Astec says truck loading is one of
the most common mistakes he's come across when it
road science
|
by Chris Hill
|
ChrisHill@randallreilly.com
Producing your own asphalt mix is more work than just simply
combining binder and aggregate. Proper plant operation and
key personnel make all the difference in quality pavements.
Mastering asphalt
plant production
