LTAP Articles

As a partner with the Hawaii Local Technical Assistance Program (LTAP), HAPI regularly contributes an article to their quarterly newsletter.  The articles provide an update on the latest asphalt industry news and events.

The LTAP newsletter will be on hiatus until further notice.


Winter 2013  (see page 5)

Introduction to Fuel Resistant Asphalt

For years, airport maintenance engineers have used coal tar sealers for airport aprons and alleys because it effectively resisted jet fuel spills and oil-based spills. Now there is fuel resistant asphalt (FRA) that is a viable alternative to coal tar sealers.

Fall 2013  (see page 5)

Modified Asphalt Binders

The modification of neat (unmodified) asphalt binder to enhance its performance characteristics has occurred in the United States for over 50 years.

Summer 2013 (see page 9)

Perpetual Pavements

What is a perpetual pavement? In general, a perpetual pavement is designed to make at-depth distress unlikely. Therefore, when distresses do occur, they will initiate at the surface and propagate downward. This pattern of distress can then be corrected by periodic surface maintenance and renewal before it affects the bulk of the pavement structure.

Spring 2013 (see page 5)

National Asphalt Pavement Association (NAPA) 58th Annual Meeting

General and educational sessions, along with networking events attracted over 825 attendees to the National Asphalt Pavement Association (NAPA) 58th Annual Meeting at Scottsdale, Arizona on February 10 to 13. General Sessions covered the current legislative climate . . .

Winter 2012 (see page 6)

Performance-Graded (PG) Asphalt Binder Specification

Different grades of asphalt binders serve different purposes, but inHawaiithe one, go-to grade that generally serves our local asphalt pavement industry is the PG 64-16.  This grade offers the most practical option for our state, but since certain pavement applications sometimes justify different specifications, an explanation of binder grading specifications may be helpful.

Fall 2012 (see page 4)

Pavement Preservation

Roads and highways move people a good 24 hours a day, seven days a week.  It is critical to our economy that we maintain our roads and highways in the best condition possible.  According to the FHWA . . . .

Summer 2012 (see page 5)

The Fourth NCAT Pavement Test Track Conference Report

The National Center for Asphalt Technology (NCAT) drew more than 150 contractor, government agency and pavement association representatives from across the country to Auburn, Alabama, for the fourth NCAT Pavement Test Track Conference . . . .

Spring 2012 (see page 4)

National Asphalt Pavement Association (NAPA) 57th Annual Meeting

Educational sessions and networking events attracted 750 attendees to the National Asphalt Pavement Association (NAPA) 57th Annual Meeting at Palm Desert, California on Jan. 23 – 25.   In addition to . . . .

Winter 2011 (see page 6)

Warm Mix Asphalt….. A Paradigm Shift

According to the National Asphalt Pavement As­sociation (NAPA), “Warm mix is an important step in sustainable development, simultaneously con­serving natural resources, reducing the carbon footprint of the industry, and improving the quality of the pavement that Americans rely on.” . . .

Fall 2011 (see page 4)

New Executive Director

The Hawaii Asphalt Paving Industry (HAPI) has appointed Jon Young, a civil engineer formerly with Belt Collins, as its full-time Executive Director. As Executive Director, Young will lead our industry’s efforts to raise awareness of best practices and the latest technologies available in asphalt paving to improve the condition of Hawaii’s roads and transportation infrastructure. . . .

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Hawaii Asphalt Paving Industry
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