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 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

11:30 am Intro to Stone Matrix Asphalt (0... @ Zoom Presentation
Intro to Stone Matrix Asphalt (0... @ Zoom Presentation
Aug 12 @ 11:30 am – 12:30 pm
Title: Intro to Stone Matrix Asphalt (SMA) Speakers: Jon M. Young, Hawaii Asphalt Paving Industry This session will introduce Stone Matrix Asphalt (SMA). SMA is a gap-graded hot mix asphalt (HMA) originally developed in Europe to maximize rutting resistance and durability. The mix design goal is to create stone-on-stone[...]
11:30 am Introduction to Open-Graded Mixe... @ Zoom Presentation
Introduction to Open-Graded Mixe... @ Zoom Presentation
Aug 19 @ 11:30 am – 12:30 pm
Title: Intro to Open-Graded Mixes Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry An Intro to Open-Graded Mixes will answer the following questions: – What are open graded mixes? – Differences from dense graded mixes? – Where have they been used in Hawaii? – Where could they be used[...]

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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