…a computer model designed to be run in a DOS environment on the personal computer. It provides the ability to model activated sludge process performance with various reactor configurations, modes…
The Littleton/Englewood Wastewater Treatment Plant serves over 200,000 people in a mixed commercial and residential zone in the southern Denver metropolitan area. Light and medium industries are located west of…
…the past, air, water, and waste compliance could be managed separately. Now, refineries are finding that attempts to comply with one set of requirements often trigger other regulatory considerations. Presently,…
The Stege Sanitary District (District) initiated the first comprehensive rehabilitation project of a regional Infiltration/Inflow (I/I) Correction Program. The program involved the construction of major relief sewers and the “comprehensive”…
The use of calculators and computers in the wastewater field has come a long way in the past 30 years for use in calculating, computing, sorting, retrieving, and displaying data….
Experience has shown that the construction of resources recovery systems is not a glamour issue. The illusion of disposal at no cost to communities, or even at positive net revenue…
…combinations that lead to potential VOC emission hot spots. Additional modeling was completed to provide examples of passive VOC emission reductions through control of system parameters. Computational results provide information…
During the last decade the digital computer and matrix methods have been rapidly grown as a most efficient and economic tool to analyze the large complex structural framing system. Using…
…Ecoletter. Joan is also on the planning committee for WEF’s upcoming 2014 Collection System Specialty Conference and plans to be Chair of CWEA’s Collection Systems Committee in 2015. “I love…