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


  • National Public Works Week in Hawaii
    National Public Works Week in Hawaii
    To celebrate National Public Works Week (May 19-25, 2019), APWA Hawaii will have exhibits on display at Kahala Mall see...
  • Understand the Job Mix Formula
    Understand the Job Mix Formula
    Our Executive Director Jon Young and AsphaltPro magazine Editor Sandy Lender collaborated on an article about understanding a job mix...
  • SMA Workshops in Hawaii
    SMA Workshops in Hawaii
    Don Watson, recently retired from NCAT, spent a week in Hawaii sharing his 49 years of experience and knowledge of...

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

8:00 am AASHTO TSP2 Certification Exams ... @ HAPI Office
AASHTO TSP2 Certification Exams ... @ HAPI Office
May 29 @ 8:00 am – 12:00 pm
Exam Session has been cancelled! You must register BOTH at Eventbrite to cover the proctor fee https://www.eventbrite.com/e/aashto-tsp2-certification-exams-may-2019-tickets-59373794618 and at the website https://www.tsp2.org/register/input.php?meeting_id=174 Please note: All tests start at 8:00 a.m. There is a break room in the office to rest between test.  It is anticipated that you will[...]
8:00 am PaveXpress/PaveInstruct Workshop... @ HAPI Office
PaveXpress/PaveInstruct Workshop... @ HAPI Office
May 30 @ 8:00 am – 11:00 am
Click here to register Speaker: Jon Young (HAPI) PaveXpress is an online pavement thickness design software, which simplifies the process of using both the 1993 AASHTO design guide for asphalt pavements and 1998 AASHTO supplement for concrete pavements. The software is brimming with quick help buttons to[...]
8:00 am 2019 Airfield Paving Clinic @ DKI Airport Conference Center
2019 Airfield Paving Clinic @ DKI Airport Conference Center
Jul 11 @ 8:00 am – Jul 12 @ 4:30 am
Click here to register Who Should Attend: The clinic is intended for FAA, state aviation, and airport staff , contractors, inspectors, consulting engineers, testing laboratory personnel, and others who are involved in airport asphalt pavement construction. Costs: $1,000 per “Attendee”. The fee covers course workbook, all presentations[...]

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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