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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

  • New HAPI Member - Laulea Engineering, LLC
    New HAPI Member – Laulea Engineering, LLC
    Please welcome new HAPI member Laulea Engineering, LLC. They are a locally owned and operated professional engineering and environmental company...
  • 2021 HAPI Scholarship Recipients
    2021 HAPI Scholarship Recipients
    The goal of our scholarship is to assist college students pursing a degree in civil engineering, construction management, construction engineering,...
  • 2020 HAPI Shorts Report
    2020 HAPI Shorts Report
    Hungry for Asphalt? Starting in July 2020, HAPI satisfied the appetite of hungry people with our “HAPI Shorts” program –...
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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

Jan
27
Wed
11:30 am Specifying Asphalt Pavement Mixe... @ Zoom Presentation
Specifying Asphalt Pavement Mixe... @ Zoom Presentation
Jan 27 @ 11:30 am – 12:30 pm
Title: Specifying Asphalt Pavement Mixes Speaker: Jon M. Young, Hawaii Asphalt Paving Industry It is important that the desired asphalt mix gets specified on the plans and in the specifications. This presentation reviews aggregate gradations and binders used in Hawaii and how they are shown in the plans and[...]
Feb
3
Wed
11:30 am PaveXpress for Porous Asphalt De... @ Zoom Presentation
PaveXpress for Porous Asphalt De... @ Zoom Presentation
Feb 3 @ 11:30 am – 12:30 pm
Title: PaveXpress for Porous Asphalt Design Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry This session will be an overview of PaveXpress and PaveInstruct, followed by the design of a porous asphalt section. PAVExpress is a free web-based pavement design tool available for use by local agencies, engineers,[...]
Feb
10
Wed
11:30 am You be the inspector! (02/10/21) @ Zoom Presentation
You be the inspector! (02/10/21) @ Zoom Presentation
Feb 10 @ 11:30 am – 12:30 pm
Title: You be the inspector! Speaker: Jarrett Welch, Consultant, Quality Paving Consultants In this session, you are the inspector at paving project site. The participants will view short (30-120 second) videos of various paving situations. After viewing each video, a group discussion moderated by the instructor will be conducted[...]
Feb
17
Wed
11:30 am GPR for GPR for Pavement Thickne... @ Zoom Presentation
GPR for GPR for Pavement Thickne... @ Zoom Presentation
Feb 17 @ 11:30 am – 12:30 pm
Title: GPR for Pavement Thickness Determination Speaker: Dr. Arudi Rajagopal Thickness of pavement layers is an important input for various routine activities such as: developing Pavement Management System, analysis of FWD data, overlay design, performance prediction, failure investigations and so on. Currently most agencies rely on core[...]
Feb
24
Wed
12:00 pm Introduction to Balanced Mix Des... @ Zoom Presentation
Introduction to Balanced Mix Des... @ Zoom Presentation
Feb 24 @ 12:00 pm – 1:00 pm
Title: Intro to Balanced Mix Design Speaker: Jon M. Young, Hawaii Asphalt Pavement Industry Balanced Mix Design (BMD) is coming soon to Hawaii. Working together, HDOT and HAPI, moving forward with the implementation. BMD is an enhanced approach to designing asphalt paving mixtures to achieve a satisfactory balance between[...]
Mar
11
Thu
8:30 am Understanding a Job Mix Formula ... @ HAPI Office
Understanding a Job Mix Formula ... @ HAPI Office
Mar 11 @ 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[...]
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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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