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Photo Gallery: UCSD Franklin Antonio Hall Project and CPMA Middle School


Welcome and thank you for visiting the website of United Association Local Union 345 Landscape/Irrigation, Sewer & Storm Drain Underground Industrial Piping Industry. Local 345 is a combination local of Landscape/ Irrigation, Sewer & Storm Drain and Specialty Piping under the Plumbing trade with more than 1000 members, including Journeymen, Apprentices, Tradesman & Retirees.


We provide the highest quality work in the industry, contractors participating in our program have the freedom of movement and are able to perform work and request manpower throughout the twelve (12) Southern California counties San Diego, Imperial, Orange, Riverside, San Bernardino, Los Angeles, Ventura, Santa Barbara, San Luis Obispo, Kern, Mono, and Inyo.

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Click here to pay your dues online, securely and quickly!


click to access the forms


01/22/2024 - MEMBER PICNIC

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I am pleased to notify you once again of this wonderful opportunity. The California State Pipe Trades Council Scholarship Foundation awards college scholarships to children of U.A. Local 345 members in good standing.


Scholarship Contest Rules & Instructions

Forty scholarships in the amount of $2,500 will be awarded to the winning applicants.  Applications and the required accompanying materials will be accepted beginning November 1, 2023.


They must be postmarked no later than March 1, 2024. Applications must be received within five business days after this deadline.


You can find the instructions, download the rules and application on the California State Pipe Trades Council at


For link, please visit our website at under the Members Only Tab, Scholarships.

3/21/23 - AAVA DENTAL 2023

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United Association has partnered with Eastern Gateway Community College to provide members and their families a way to work toward obtaining a college degree for FREE. 

Call the UA Free College Hotline at 888-590-9009 or log on to to find out more. 

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