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OEI President Jim O'Brien talks with TME Magazine about his Patent Pending for a water grid system that could solve…

Municipal engineering is an important part of city management. Living in an urban environment creates specific challenges. Designing and building…

For O'Brien Engineering, every project starts with our 5 Core Values. We take ownership, practice teamwork, strive towards continuous improvement,…

O’Brien Engineering, Inc. (OEI) is a veteran owned small business located in North Texas. Since 1987, we have committed to…

After Texas thawed from the extreme winter storms in early 2021, many of us saw extensive damage to roads. Driving…

Sun Safety  At OEI, many of our engineering project processes require time outside. As summer heat tends to be a…

Civil engineers design, build, and operate many structures and systems. The ability to assess and predict trends that align with…

The Acequias of San Antonio is one of the earliest engineered water resource management systems in the United States. Almost…

Our very own Texas state capitol building is one of Texas’s key engineering marvels. The Texas capitol is an iconic…

WASH infrastructure manages systems that provide water, sanitation, and hygiene. As the coronavirus pandemic continues, the lack of reliable systems…