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Hydraulic Jumps

"A hydraulic jump is when a moving fluid suddenly become a lot deeper, and this often happens when fluid has to slow down for some reason." River surfing on the river Eisbach in Germany is thanks to such a phenomenon.…

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OEI Certifications

OEI, a Professional Engineering firm, is registered in Texas (TBPE firm #F-3758), Oklahoma, Arizona, Utah, Louisiana, and Wisconsin. OEI is also registered as an Architectural firm in Texas (TBAE firm #BR3993). We serve Federal and State government, Municipal, Developers, A/E…

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PwC Emerging Trends in Real Estate 2021

Interested in the evolving trends shaping the real estate industry as we head into the new year? PwC's Emerging Trends in Real EstateĀ® 2021 Report is available for download today >>

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Expansive Service Offering

The services provided by O'Brien Engineering Inc are not limited to engineering. We provide a wide range of design and design support services to clients nationwide including full architecture/engineering design, analysis, and studies (architectural, civil, mechanical, electrical, plumbing); real estate…

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Water Resources Fun Fact

Here's a fun water resource fact: In a 100-year period, a water molecule spends 98 years in the ocean, 20 months as ice, about 2 weeks in lakes and rivers, and less than a week in the atmosphere. Source:

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