Building a
Stronger Union

Operating Engineers Local 66 represents heavy equipment operators and mechanics in the construction industry. Operating Engineers is the 10th largest union in the AFL-CIO. We are dedicated to serving and protecting the needs and interests of our members and their families through the collective bargaining process, legislative action and extensive training through our Apprenticeship Program.

It's Your

Better Career

We are more than training, we build careers. Learn the trade, stay current with technology, and hone in on your skills to be the best Operating Engineer.

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It's Your

Secure Future

As a member of Operating Engineers Local 66 you will earn a living wage, have an annuity, a pension, and health care coverage to help build your life.

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Raising the Standard

IUOE Local 66 members bring skill, integrity and professional work ethic to every job. Members have received specialty training needed to meet the complex challenges of each project. We spend $1.5 million in apprentice and journeyworker training each year.

Higher Wages


Union wages are 19% higher than non-union counterparts.

Health Insurance


75% of union workers have jobs that provide health insurance.


For Life

A retiree and their spouse will collect their pension for life!

2022 Equipment Rodeo Video

On September 18, 2022 Local 66 held an Equipment Rodeo for our members and their families at our Western PA Joint Apprenticeship Training Site in New Alexandria, PA . Members were able to showcase their skills by competing on various pieces of equipment. We had food and activities for all ages, including a petting zoo, carnival games, face painters, live music, raffle prizes and award ceremony. Enjoy this video produced by our member Falaksher Najam, a 4th year apprentice.

Take the First Step

Explore Your Path

I'm interested in training and membership.
I'm a high school student or recent graduate.
I'm a contractor interested in becoming a signatory.

A Powerful Voice

We must elect Labor friendly politicians.  Labor cannot match business in campaign contributions so it takes large numbers of voters for our voice to be heard! It is imperative that you are REGISTERED TO VOTE. Your future depends on it.

Take Action

News & Announcements


District #1 Dinner Dance Journal & Photos

The District #1 Dinner Dance was on Saturday, December 3, 2022 at the David Lawrence Convention Center to honor our milestone members. A good time was had by all. Please see links below for a copy of our Dinner Dance Journal and to view the pictures for the evening.

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#2 Dinner Dance Booklet

The District #2 Dinner Dance was on Saturday, October 22, 2022 at the Eastwood Event Center to honor our milestone members. A good time was had by all. Please see link below for a copy of our Dinner Dance Journal

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2022 Labor Day Parade

IUOE Local 66 members marched in the Pittsburgh Labor Day Parade showing their union pride. This Labor Day Parade is believed to be one of the largest in the Nation. Come march along side your fellow brothers and sisters of Local 66 at next year's parade on Monday, September 4, 2023. Video Credit to Brother Falaksher Najam.

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PA Unemployment Tips

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Milestone Members

Recognizing members with more than 25 years of operating engineer experience.

Last Updated: 6/1/2023

© 2023 International Union of Operating Engineers Local 66