Tag Archives: Filtration

Portland plans $500M switch to filtered water supply

October 1, 2018

Brown and Caldwell, an environmental engineering and construction firm, has been awarded a contract to provide program management services for Portland Water Bureau’s (PWB) $500-million Bull Run Filtration Project.

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Specifying HVAC equipment in critical environments

December 5, 2016

Cleanrooms present unique design challenges because they must meet specific requirements that go beyond what is encountered in a typical commercial space. When specifying HVAC equipment in a critical environment such as a cleanroom, engineers must consider the key issues of air filtration, humidity control, and pressurization.

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