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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

  • HAPI Lunch Meeting – January 2023
    HAPI Lunch Meeting – January 2023
    About thirty-five members and invited guests attended our lunch meeting on January 20 at the Pearl Country Club.  The meeting...
  • 2023 HAPI Scholarship Recipients
    2023 HAPI Scholarship Recipients
    The goal of our scholarship is to assist college students pursing a degree in civil engineering, construction management, construction engineering,...
  • 2023 Castle High School Career Day
    2023 Castle High School Career Day
    On January 27, Castle High School conducted their inaugural career day. About 300 students from their Innovation Academy had the...
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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
15
Wed
11:30 am Pavement Treatments Used in Hawa...
Pavement Treatments Used in Hawa...
Feb 15 @ 11:30 am – 12:30 pm
Title: Pavement Treatments Used in Hawaii Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry Pavement treatments used in Hawaii was discussed at 2021 LTAP workshop for the counties and HDOT. This session summarizes the presentations made by representatives of the four counties and HDOT. Each presentation provided[...]
Feb
22
Wed
11:30 am Intro to High Friction Surface T... @ Zoom Presentation
Intro to High Friction Surface T... @ Zoom Presentation
Feb 22 @ 11:30 am – 12:30 pm
Title: Intro to High Friction Surface Treatments Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry High-Friction Surface Treatment (HSFT) is not a new product, but it is something relatively new to streets and highways in Hawaii. What is a HFST, where is it used, and how is[...]
Mar
9
Thu
8:30 am Understanding a Job Mix Formula ... @ HAPI Office
Understanding a Job Mix Formula ... @ HAPI Office
Mar 9 @ 8:30 am – 10:30 am
Click here to register Speaker: Jon M. Young, PE, Hawaii Asphalt Pavement Industry Who Should Attend? Contractors, engineers, and construction managers unfamiliar with a JMF submittal. The job mix formula (JMF) is the recommended mixture, which includes aggregate gradation and asphalt binder type, to meet the project specifications. The[...]
Mar
29
Wed
8:00 am 2023 HAPI Annual Paving Conferen... @ virtual
2023 HAPI Annual Paving Conferen... @ virtual
Mar 29 @ 8:00 am – 1:00 pm
Click here to register. Registration Fee: – $0 Government Agencies Employees (Sponsored by LTAP) – $30 HAPI Members – $35 For all others Topic: Overview of Slurry Seal and Micro Surfacing Speaker: Adriana Vargas-Nordcbeck, Associate Research Professor, NCAT Topic: Introduction to Perpetual Pavements Speaker: Bob Humer, Senior[...]
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Facts & Videos

Contact Us

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