Welcome to the Hawaii Asphalt Paving Industry

The Hawaii Asphalt Paving Industry (HAPI) represents asphalt pavement producers and laydown contractors in the State of Hawai'i as well as industries related to pavement preservation. Formed in 1989, HAPI's purpose is to provide engineering promotion and education to advance the continuing use of asphalt pavement and pavement treatments throughout the State of Hawai’i. Learn More

HAPI News

  • Grace Pacific in AsphaltPro Magazine
    Grace Pacific in AsphaltPro Magazine
    HAPI Member Grace Pacific’s Farrington High School track project was mentioned in the January 2017 issue of AsphaltPro Magazine....
  • 2016 HAPI Members Lunch
    2016 HAPI Members Lunch
    HAPI held it’s first annual holiday lunch for its members at the HAPI office.  It was a day to enjoy...
  • 2016 HAPI Holiday Card
    2016 HAPI Holiday Card
    HAPI Holidays! Season’s Greetings and Best Wishes for the New Year! Below is the back of the card with a...

HAPI Asphalt Pavement Guide


The HAPI Asphalt Pavement Guide is an informational resource on asphalt pavements and pavement treatments. It contains a general overview of all aspects asphalt pavement and pavement treatments, and in-depth information on recommendations and practices for Hawai’i. It is intended to assist those who work with asphalt pavements and pavement treatments, including architects, engineers, contactors, students and homeowners.

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Upcoming Events

Feb
9
Thu
2:00 pm NAPA Webinar: Safety in the Wor...
NAPA Webinar: Safety in the Wor...
Feb 9 @ 2:00 pm – 3:00 pm
Click Here to Register Date:  Thursday, February 9, 2:00–3:00 p.m. EST Speaker: Tom Krause, Partner, Krause Bell Group Creating and sustaining a successful corporate safety culture requires buy-in and commitment from all levels of an organization. It is rooted in personal accountability, shared beliefs, and consistent attitudes that[...]
Feb
16
Thu
2:00 pm NAPA Webinar: Back to Basics Se...
NAPA Webinar: Back to Basics Se...
Feb 16 @ 2:00 pm – 3:30 pm
Click Here to Register Date: Thursday, February 16, 2:00–3:30 p.m. EST Speaker: Ron Corun, Axeon Specialty Products LLC Asphalt binder is the glue that holds a mixture together. Choosing the right type of binder is critical for long term performance of pavements. This webinar looks at asphalt binder’s[...]
Feb
18
Sat
8:00 am Preparation for the HDOT Bitumin... @ HAPI Office
Preparation for the HDOT Bitumin... @ HAPI Office
Feb 18 @ 8:00 am – 12:00 pm
Click here for additional information and to register. Instructor: Rich Gribbin, Statewide Manager – QC/QA for James W. Glover, Ltd. This workshop will review material and information in preparation for taking the HDOT Bituminous Sampling Exam. Agenda: – Aggregate Sampling – Bituminous Sampling – Question and Answer[...]
Mar
14
Tue
2:00 pm NAPA Webinar: Back to Basics Se...
NAPA Webinar: Back to Basics Se...
Mar 14 @ 2:00 pm – 3:30 pm
Click Here to Register Date: Tuesday, March 14, 2:00–3:30 p.m. EST Speaker: Shane Buchanan, Oldcastle Materials Inc. The aggregate skeleton is what provides the majority of strength and stability in an asphalt mixture. Choosing the right gradation and knowing how aggregate properties impact mixture performance are critical to ensuring[...]
Apr
4
Tue
2:00 pm NAPA Webinar: Back to Basics Se...
NAPA Webinar: Back to Basics Se...
Apr 4 @ 2:00 pm – 3:30 pm
Click Here to Register Date:  Tuesday, April 4, 2:00–3:30 p.m. EST Speaker: Gerry Huber, Asphalt Materials Inc. Understanding volumetric properties is important to understanding how an asphalt mixture will perform. Asphalt technologists commonly toss around acronyms and terms like VMA, VFA, and bulk specific gravity, but do we[...]

Asphalt Facts

Contact Us

Hawaii Asphalt Paving Industry
1287 Kalani Street, Suite 202
Honolulu, HI 96817
Tel: 808.847.HAPI (4274)
Email: jon@hawaiiasphalt.org
Contact Form

Asphalt Pavement Guide

An interactive guide to everything about asphalt pavements and pavement treatments including local Hawai’i guidance, procedures and designs.
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