Become a Member

Learn about the many benefits of joining a union and how to get started.

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Are you a Contractor looking for a well-trained workforce? Learn how to become a union signatory.

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For over 100 years, the International Union of Operating Engineers, Local 66 has provided contractors with competent and qualified Operating Engineers and Operating Engineer Apprentices. Local No. 66 represents over 7,000 members in our jurisdictional area, consisting of 33 counties in Western Pennsylvania and 3 counties in Ohio. These 7,000 brothers and sisters work in the field for contractors, private businesses and municipalities.


10/28/2016 - Christmas Party

District #3

10/29/2016 - Dinner Dance

District #2

11/3/2016 - Retirees' Club Meeting

District #1

11/8/2016 - Retirees' Club Meeting

District #2


Phone Banks will be held October 11th, 13th, 17th,19th, 25th, 27th, 31st and November 2nd at the Main Office at 111 Zeta Dr. Pittsburgh, PA 15238 from 5:30 PM – 8 PM. Food and beverages will be provided. Each member that volunteers will also be given a Local 66 PAC Jacket for their participation. Please call the Legislative Director, Chris Petrone, at 412-968-9120 ext. 132 or email him at and let him know if you plan on attending. Please come out and support the Local!

Gateway Clipper

Snap Shop Photo Booth @ IUOE 66

CLUW Meeting & Application

CAWP Excavator App for Mobile Android and Apple Devices

Groundbreaking Women in the IUOE

Universal Enrollment Services - TWIC Card


September 30, 2016

Congratulations to Our Members Who Have Achieved Anniversary Milestones Serving in Local 66

Be Proactive

We are a sponsoring union of We Built This State. Please follow them for right-to-work information and anti-union legislation.