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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

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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

Jul
16
Wed
11:30 am AI in Pavements: Revolution or R... @ Zoom Presentation
AI in Pavements: Revolution or R... @ Zoom Presentation
Jul 16 @ 11:30 am – 12:30 pm
Title: AI in Pavements: Revolution or Risk? Speaker: Jhony Habbouche, Ph.D., P.E., Western Regional Engineer, Asphalt Institute Leveraging Machine Learning in Balanced Mix Design This presentation will explore the emerging role of Artificial Intelligence (AI) in pavement engineering, with a spotlight on how machine learning (ML) could[...]
Jul
18
Fri
11:00 am HAPI July Lunch Meeting (07/18/25) @ Dave & Busters - Ala Moana
HAPI July Lunch Meeting (07/18/25) @ Dave & Busters - Ala Moana
Jul 18 @ 11:00 am – 1:30 pm
Our HAPI Lunch meeting are open to HAPI members and invited guests only. Guest Speaker: Hawaii LTAP Program: LTAP Update
Jul
30
Wed
11:30 am Pavement Technologies in Hawaii ... @ Zoom Presentation
Pavement Technologies in Hawaii ... @ Zoom Presentation
Jul 30 @ 11:30 am – 12:30 pm
Title: Pavement Technologies in Hawaii Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry In recent years, HDOT Highways Division has added the use of PMA and SMA to the tool box of asphalt mixes. They are doing a project with mixes that use a plastic additive and mixes[...]
Aug
13
Wed
11:30 am Determining In-Place Density (08... @ Zoom Presentation
Determining In-Place Density (08... @ Zoom Presentation
Aug 13 @ 11:30 am – 12:30 pm
Title: Determining In-Place Density Speaker: Brandon Lima, Bituminous Mixture & Binder Supervising Technician, HDOT This session will provide a detailed overview of the primary methods for measuring asphalt pavement density: core sampling, nuclear gauge testing, and non-nuclear gauge testing. While standardized procedures aim to ensure consistency, identical[...]
Aug
27
Wed
11:30 am Random Sampling Locations (08/27... @ Zoom Presentation
Random Sampling Locations (08/27... @ Zoom Presentation
Aug 27 @ 11:30 am – 12:30 pm
Title: Random Sampling Locations Speaker: Jon M. Young, Hawaii Asphalt Paving Industry The purpose for sampling is to obtain an uncontaminated and representative sample of the material. Proper sampling is just as important as proper testing. Only a small portion of the total material placed is tested,[...]
Dec
10
Wed
11:30 am HAPI Holiday Game (12/10/25) @ Virtual
HAPI Holiday Game (12/10/25) @ Virtual
Dec 10 @ 11:30 am – 12:30 pm
A quiz game using Menti.com. The topics of the questions will be asphalt industry, HAPI, and of course, the holiday season. Prizes will be award to the top five finishers – $25, $20, $15, $10, and $5 gift cards from a wide variety of stores.
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Women of Asphalt Hawaii

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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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