By Richard Roché
Oregon’s 2020 Labor Day fires were the largest and most expensive disaster in the state’s history, burning over 1 million acres and destroying over 5,000 structures. Initial estimates put the debris cleanup at over $600 million, including $326 million for ash and debris removal and $295 million to remove hazard trees.
Parametrix employee-owners are working alongside Maul Foster & Alongi and CDR Maguire staff in eight affected counties to clear residential and commercial sites of asbestos and soil contamination. The testing is done free of charge to property owners. After crews remove ash and debris and the soil is deemed safe, property owners can start the long process of rebuilding their home.... (more)
Part 1: AFT Arrow
By Matt Steiner & Jen Murphy
Many utility ratepayers are currently struggling with economic security. At the same time, energy costs are rising and the impact of uncertain material and equipment markets is driving project costs up and making capital planning less predictable. As such, it is important that as engineers that we leverage all available tools to optimize each project’s capital and operational costs. Almost just as important is sharing what we learn with not only our colleagues, but the wider engineering community.
The Aeration systems at Resource Recovery Facilities (Wastewater Treatment Plants) account for 30 to 80 percent of a plant’s energy usage, making them typically the single largest source of energy use within the facility. They’re also the most complex and capital intensive systems within a plant. This integral system, which ... (more)