Journal of Environmental Engineering: Recent submissions
Now showing items 1001-1020 of 6477
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Saturated Hydraulic Conductivity of Municipal Solid Waste Considering the Influence of Biodegradation
(American Society of Civil Engineers, 2018)Municipal solid waste (MSW) permeability is influenced mainly by compaction, unit weight, overburden pressure, composition, and biodegradation of the waste. However, the variation of hydraulic conductivity with MSW ... -
Metal Sorption Using Manganese Oxides from Alkaline Battery Manufacturing and Postconsumer Wastes
(American Society of Civil Engineers, 2018)Manganese oxide adsorbent materials were prepared from alkaline battery manufacturing and postconsumer waste. Specifically, electrolytic manganese dioxide (EMD) was obtained from a battery manufacturing facility, and ... -
Performance of Efficiency Indexes for Contact Tanks
(American Society of Civil Engineers, 2018)Hydraulic and mixing efficiencies of contact tanks are evaluated using several indexes that are used in the literature. These indexes emphasize different aspects of flow and mixing processes in the mixing tank at different ... -
Bioremediation of Cr(VI) Using Live Cyanobacteria: Experimentation and Kinetic Modeling
(American Society of Civil Engineers, 2018)The removal of Cr(VI) from synthetic wastewater using living cyanobacteria Limnococcus sp. was examined. Characterizations of the native and metal loaded cells were done using scanning electron microscopy, energy-dispersive ... -
Modeling Organic Contaminant Transport through Reactive Media
(American Society of Civil Engineers, 2018)We modeled the transport of 12 organic compounds through five different reactive media under diffusion and advection using deterministic and Monte Carlo methods to evaluate their effectiveness for sediment capping and/or ... -
Efficiency Physics and Chemistry in Different Sewage Treatment Systems in Environmental Contaminants Removal
(American Society of Civil Engineers, 2018)The objective of this research was to evaluate the characteristics of two conventional treatment systems of sewage sludge production to estimate contamination removal efficiency and compare it with the Brazilian legislation. ... -
Mathematical Modeling of Thermal Drying of Facultative Pond Sludge
(American Society of Civil Engineers, 2018)This study investigated the sludge drying from a facultative pond in a dryer that employs two dehydration methods: thermal drying by infrared lamps and convective drying. For the tests, three thicknesses of sludge were ... -
Electrochemical Ferrate(VI) Synthesis with Cast Iron Shavings and Its Potential Application for Household Graywater Recycling
(American Society of Civil Engineers, 2018)This paper deals with a laboratory-based investigation for the treatment of graywater generated from public housing in Turkey. In the first part of the study, ferrate(VI) has been synthesized electrochemically. The current ... -
Framework for Assessing Flood Reliability and Resilience of Wastewater Treatment Plants
(American Society of Civil Engineers, 2018)Water Infrastructures play an important role in serving societies, and ensuring the proper performance of these facilities has received great attention recently. Growing hydrometeorological hazards, including coastal ... -
Performance Evaluation of Profile Probe for Continuous Monitoring of Volumetric Water Content in Multilayered Cover System
(American Society of Civil Engineers, 2018)A profile probe (PP) is a handy instrument for simultaneously measuring volumetric water content (θ) at shallow multiple depths in the field. The accuracy of the θ measurement is important for moisture migration and water ... -
Signal Decomposition of Conductivity Sensor Measurements on the Allegheny River, Pennsylvania
(American Society of Civil Engineers, 2018)Surface water conductivity measurements were used to evaluate the combined contribution of anions in western Pennsylvania from brines discharged by sources such as oil and gas wastewater treatment, coal-fired power plants, ... -
Estimating Sulfate Effective Diffusion Coefficients of Stabilized Fluorogypsum for Aquatic Applications
(American Society of Civil Engineers, 2018)The sulfate release from solidified/stabilized fluorogypsum was measured to develop the effective diffusion coefficients (De) as a parameter to assess the dissolution potential in aquatic applications. Specimens from 11 ... -
Influence of Intrinsic Properties of Lignocellulosic Feedstock on Adsorptive Properties of Biochar
(American Society of Civil Engineers, 2018)Biochar, which is rich in aromatic carbon and minerals, is a product of biomass pyrolysis at temperatures ranging from 35 to 1,°C in oxygen-limited environments. In recent years, biochar has generated much interest in the ... -
Chlorine Demand and Trihalomethane Formation during Chlorination of Wastewater in Hillsborough County, Florida: Effects of Temperature and Chlorine Dose
(American Society of Civil Engineers, 2018)The Northwest Regional Water Reclamation Facility (NWRWRF) in Hillsborough County, Florida, is considering whether to switch from disinfection via ultraviolet (UV) radiation to disinfection via chlorination. To aid in this ... -
Full Flood Cost: Insights from a Risk Analysis Perspective
(American Society of Civil Engineers, 2018)Traditionally, flood protection measures have focused on high investment alternatives for control infrastructures that will benefit a certain amount of people, based in a gross cost-benefit (GCB) for the defined design ... -
Effects of LID Implementation on Hydrological Processes in an Urban Catchment under Consolidation in Brazil
(American Society of Civil Engineers, 2018)The increase of urban areas with high population concentration in small spaces in developing countries such as Brazil brings serious social and environmental problems. Based on this reality, simulations of four different ... -
In Situ Remediation Method for Enhanced Sorption of Perfluoro-Alkyl Substances onto Ottawa Sand
(American Society of Civil Engineers, 2018)Perfluoro-alkyl substances (PFAS) have drawn increased concern in recent years. Due to resistance to many remediation methods and potential for long-range transport, there is need for continued in situ remediation technique ... -
Influence of Tourmaline on the Activity of ANAMMOX Bacteria and ANAMMOX Reaction
(American Society of Civil Engineers, 2018)The performance of the anaerobic ammonium oxidation (ANAMMOX) process was investigated in two identical sequencing batch reactors (SBRs) [designated as SBR1 (tourmaline addition) and SBR2 (check reactor)] at nitrogen loading ... -
Influence of Critical Bioretention Design Factors and Projected Increases in Precipitation due to Climate Change on Roadside Bioretention Performance
(American Society of Civil Engineers, 2018)This research assessed how design factors (i.e., soil media and vegetative composition) influenced flow rates and pollutant mass removal in eight roadside bioretention systems under simulated increases in precipitation ... -
BTPC-Based DES-Functionalized CNTs for As3+ Removal from Water: NARX Neural Network Approach
(American Society of Civil Engineers, 2018)In this study, a novel adsorbent process was developed using a deep eutectic solvent (DES) system based on benzyltriphenylphosphonium chloride (BTPC) as a functionalization agent of carbon nanotubes (CNTs) for arsenic ion ...