Home
Site Map
Contact Us
Search
Home
About HAPI
Members
Pavement Guide
Calendar
News & Information
FAQ
Links
FAQ
Frequently Asked Questions
General
How do I find a Hawai'i Asphalt Pavement Industry member paving contractor in my area?
Where can I find more information like this on hot mix asphalt (HMA) pavements?
What is hot mix asphalt (HMA)?
Is there a difference between tar and asphalt?
What is a pavement's purpose?
How much do we use roads in the U.S.?
General Guidance
Do you have any pavement design and construction guidance?
There is something wrong with my pavement. What is it and how do I fix it
Pavement Types
What types of pavement are there?
Are there different kinds of hot mix asphalt?
What is Superpave?
What is Stone Matrix Asphalt (SMA)?
What is asphalt concrete base (ACB)?
What is RAP and how is it used?
What types of standard HMA mixes are used in Hawai'i?
Materials
What is the difference between maximum aggregate size and nominal maximum aggregate size?
What is the PG asphalt binder grading system?
What is an asphalt binder modifier?
Design Factors
What is the difference between a CBR, R-Value and resilient modulus and how do I correlate them to one another?
What is an equivalent single axle load (ESAL)?
Mix Design
What is a job mix formula (JMF)?
What are the differences between the Hveem, Marshall and Superpave methods?
Structural Design - Design Catalog
How thick should I make my pavement?
What are the basic structural elements in a pavement?
What is a Perpetual Pavement?
Construction
How should I prepare the surface over which I plan to place a new pavement or overlay?
What is "Rice density"?
Why are density measurements given as a percentage?
Why are density and compaction so important?
Pavement Evaluation
What is IRI?
How are pavements evaluated?
What is a life cycle cost analysis and are there any tools to help me perform one on a proposed pavement?
Maintenance & Rehabilitation
What is a bituminous surface treatment, or chip seal?
Are all overlays used to increase the structural capacity of a pavement?