Browsing Department of Civil and Environmental Engineering by Title
Now showing items 3574-3593 of 3640
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W-SPSA : an Efficient Stochastic Approximation Algorithm for the off-line calibration of Dynamic Traffic Assignment models
(Massachusetts Institute of Technology, 2014)The off-line calibration is a crucial step for the successful application of Dynamic Traffic Assignment (DTA) models in transportation planning and real time traffic management. While traditional approaches focus on the ... -
Waste management in the metropolitan area of the Valley of Mexico : a methodological approach
(Massachusetts Institute of Technology, 1995) -
Wastewater sludge management options for Honduras
(Massachusetts Institute of Technology, 2009)Sludge management is a fundamental area of concern across wastewater treatment systems in Honduras. The lack of timely sludge removal has led to declining plant performance in many facilities throughout the country. In ... -
Wastewater treatment and energy : an analysis on the feasibility of using renewable energy to power wastewater treatment plants in Singapore
(Massachusetts Institute of Technology, 2010)Wastewater treatment is a very energy intensive industry. Singapore has a state-of-the-art wastewater treatment system that uses a number of sustainable techniques that greatly improve its overall efficiency. The centralized ... -
Wastewater treatment in Las Vegas, Santa Barbara, Honduras
(Massachusetts Institute of Technology, 2008)The Municipality of Las Vegas, Honduras is located immediately to the west of Lake Yojoa, the largest inland lake in Honduras. Beginning in 2005, the Massachusetts Institute of Technology (MIT) began working with stakeholders ... -
Water and carbon flux responses to soil moisture pulses in the Western United States
(Massachusetts Institute of Technology, 2019)In this study, the relationships among plant water and carbon flux responses to soil moisture resource pulses in semi-arid lands of the Western United States were diagnosed. Measurements from twelve AmeriFlux tower (in ... -
Water balance investigations of groundwater depletion in Asia : information needs and uncertainty analysis
(Massachusetts Institute of Technology, 2002)Irrigated agriculture is an essential component of global food production. In many regions of the world, and Asia in particular, groundwater is a major source of irrigation water. Over-pumping of groundwater aquifers has ... -
Water demand management in Kuwait
(Massachusetts Institute of Technology, 2006)Kuwait is an arid country located in the Middle East, with limited access to water resources. Yet water demand per capita is much higher than in other countries in the world, estimated to be around 450 L/capita/day. There ... -
Water for life : fighting water pollution in Eastern Europe
(Massachusetts Institute of Technology, 1993) -
Water intrusion in underground structures
(Massachusetts Institute of Technology, 2008)This thesis presents a study of the permissible groundwater infiltration rates in underground structures, the consequences of this leakage and the effectiveness of mitigation measures. Design guides and codes do not restrict, ... -
Water quality analysis of the piped water supply in Tamale, Ghana
(Massachusetts Institute of Technology, 2014)The United Nation's Millennium Development Goal Target 7.C is to "halve, by 2015, the proportion of the population without sustainable access to safe drinking water". While the UN claimed to have met this goal, studies ... -
Water quality and business aspects of sachet-vended water in Tamale, Ghana
(Massachusetts Institute of Technology, 2007)Microbial water quality analyses were conducted on 15 samples of factory-produced sachet water and 15 samples of hand-tied sachet water, sold in Tamale, Ghana. The tests included the membrane filtration (MF) test using ... -
Water quality and hydrological assessment and modeling of bioretention basins in tropical cities
(Massachusetts Institute of Technology, 2017)The bioretention basin is a form of stormwater best management practice that originated in temperate regions and is becoming increasingly popular in tropical regions. Nevertheless, it is a poorly evaluated system in the ... -
Water quality and sedimentation implications of installing a hydroelectric dam on the Río Baker in Chilean Patagonia
(Massachusetts Institute of Technology, 2009)HidroAysen, a Chilean corporation operated by energy giant Endesa, has proposed to build two hydroelectric dams on the Rio Baker in the Aysin Region of Chilean Patagonia. The proposed dams have been met with a variety of ... -
Water Quality Modeling in Kranji Catchment
(Massachusetts Institute of Technology, 2010)This thesis describes the process and results of applying the Soil and Water Assessment Tool (SWAT) to characterize bacterial fate and transport in the Kranji Catchment of Singapore. The goal of this process is to predict ... -
Water quality modelling for recreational use in the Kallang River Basin, Singapore
(Massachusetts Institute of Technology, 2014)Singapore's Active, Beautiful, and Clean Waters Programme (ABC) aims to provide functional use of its water bodies to the public. The Kallang River Basin, being part of the ABC Programme, will be used for recreational ... -
Water quality performance review of Boston Logan International Airport
(Massachusetts Institute of Technology, 2001) -
Water quality prediction for recreational use of Kranji Reservoir, Singapore
(Massachusetts Institute of Technology, 2011)Singapore has been making efforts in relieving its water shortage problems and has been making great progress through its holistic water management. Via the Active, Beautiful, Clean Waters (ABC Waters) Programme, Singapore's ... -
Water quality studies in Kranji Catchment, Singapore : use of organic tracer and PEDs for identifying potential sewage sources
(Massachusetts Institute of Technology, 2010)The objective of this study was to identify organic compounds that could serve as indicators of potential human fecal contamination sources to the Kranji Reservoir in Singapore that could be used as confirmation indicators ... -
Water resources of west Cape Cod : an investigation of water supply and demand planning
(Massachusetts Institute of Technology, 1997)
