Found 903 results.
October 25, 2023
…exemption for PFAS would permit facilities to discount those uses when determining their TRI reporting responsibilities. The rule also makes the previous exemption unavailable for purposes of supplier notification requirements…
October 24, 2023
…construction of the Marine Donut also uses special stiffening ribs made from black PE sheets. They are the result of a calculation based on the finite element method, which was…
October 20, 2023
…with highly concentrated solutions (NRC 2007, Benson et al. 2011), as presented in Figure 2. FIGURE 2 Effects of dilute and aggressive permeant solutions on liquid transport through sodium bentonite…
October 17, 2023
…solutions and uses arc lithium 56V battery technology, ensuring high energy capacity and portability. Thanks to the EGO electric motor, the Terrazza E-GEOTEX Pro will work more efficiently and be…
October 13, 2023
…set for his current role. DFI (www.dfi.org) is an international association of contractors, engineers, manufacturers, suppliers, academics and owners in the deep foundations industry. Our multidisciplinary membership creates a consensus…
October 10, 2023
…us to manage.” An interactive map showing all projects on both plans can be found on the ODOT homepage at www.odot.org, under “Programs and Projects” then “ODOT Construction Work Plan.” This…
October 10, 2023
…invasive method that uses radio waves to capture subsurface images that aid in determining the horizontal and vertical locations of utilities. Unfortunately, these results were less than favorable due to…
October 9, 2023
…geomembranes. This PTES, which started operation in spring 2023, uses waste heat from biomass-fueled cogeneration and waste incineration for district heating (see photo above). The third supplier, Layfield Group, is…
October 3, 2023
…PFAS-containing articles in any year since 2011 to report information related to chemical identity, uses, volumes made and processed, byproducts, environmental and health effects, worker exposure, and disposal to EPA. …
October 1, 2023
…innovative combination of sustainable lightweight aggregates and geosynthetic reinforcements was constructed within days. After paving, traffic could again use at least part of this key artery, which links major cities…
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