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


  • New HAPI Member - Engineering Concepts, Inc.
    New HAPI Member – Engineering Concepts, Inc.
    Please welcome new associate member Engineering Concepts, Inc. Engineering Concepts, Inc. (ECI), a Hawaii-based consulting engineering firm that provides comprehensive...
  • 2022 Best Practices Workshops
    2022 Best Practices Workshops
    In late April, HAPI conducted several Best Practices for Asphalt Pavements in-person workshops on Oahu and Maui. Due to the...
  • New HAPI Member - Arkema-Road Science
    New HAPI Member – Arkema-Road Science
    Please welcome new associate member Arkema-Road Science. Arkema-Road Science is a leading chemicals technology provider of asphalt additives, bitumen emulsifiers...

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 Review of a JMF Submittal (07/13...
Review of a JMF Submittal (07/13...
Jul 13 @ 11:30 am – 12:30 pm
Title: Review of a JMF Submittal Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry The job mix formula (JMF) submittal is the mechanism to confirm that the mix being produced is in accordance with the project specifications. This session explains the information provided in a JMF submittal[...]
11:30 am Mat Defects-What Happened? (07/2...
Mat Defects-What Happened? (07/2...
Jul 20 @ 11:30 am – 1:00 pm
Title: Mat Defects – What Happened? Speaker: Todd Mansell, Product Application Specialist, Caterpillar View videos of mat defects and see if you can tell what’s happening. This session is intended a group discussion to learn from each other’s experiences.
11:30 am Envision Rating System (07/27/22)
Envision Rating System (07/27/22)
Jul 27 @ 11:30 am – 12:30 pm
Title: Envision Rating System Speaker: Jon M. Young, Executive Director, Hawaii Asphalt Pavement Industry An overview of Envision rating system, that provides a consistent, consensus-based framework for assessing sustainability, resiliency, and equity in civil infrastructure. Awarded road and airfield projects will be presented as an examples.

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
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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