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 Envision Rating System (02/28/24)
Envision Rating System (02/28/24)
Feb 28 @ 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, harbors, and airfield projects will be presented as examples.
8:30 am Understanding a Job Mix Formula ... @ HAPI Office
Understanding a Job Mix Formula ... @ HAPI Office
Mar 12 @ 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[...]
8:00 am 2024 LTAP/ HAPI Annual Paving Co... @ virtual
2024 LTAP/ HAPI Annual Paving Co... @ virtual
Mar 27 @ 8:00 am – 1:45 pm
Click here to register and for conference schedule, session descriptions, and speaker bios. Registration Fee: – $0 Government Agencies Employees (Sponsored by LTAP) – $0 University of Hawaii System (anyone with a @hawaii.edu email address) – $35 HAPI Members – $40 For all others Topic: Polymer Modified[...]
8:00 am 2024 LTAP/HAPI Best Practices Wo... @ Hilo and Honolulu
2024 LTAP/HAPI Best Practices Wo... @ Hilo and Honolulu
Apr 22 @ 8:00 am – Apr 25 @ 11:30 am
Click here for the workshop flyer with additional information including registrations links. LTAP and HAPI are jointly organizing these workshops for 2024. – The Hilo workshops will be conducted on April 22nd and 23rd at the HDOT District Office Conference Room. – The Oahu workshops will be[...]

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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