Browsing Civil Engineering by Author "Villalta Calderón, Christian A."
Now showing items 21-40 of 42
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Forecasting Drought in Puerto Rico with the Standard Precipitation Index
Hernández Díaz, José (Polytechnic University of Puerto Rico, 2016)The main premise of the current effort is that the use of a drought index, such as Standard Precipitation Index (SPI), may lead to a more appropriate understanding of drought duration, magnitude and spatial extent in ... -
Guide for The Optimization of Potable Water Distribution in Puerto Rico
Agüero Hernández, Juan D. (Polytechnic University of Puerto Rico, 2018)The system of distribution of drinking water is one of the most important infrastructures of any population in the world. Water is necessary to cover the basic needs of human beings, and also to maintain a healthy flora ... -
Hurricane Resistant Curtain Wall System
Pérez Muñoz, Claudia (Polytechnic University of Puerto Rico, 2019)Puerto Rico is in the storm and hurricane trajectory zone. For the past years we have seen an increase in the quantity and intensity of these atmospheric phenomena due to climate changes. On September 20, 2017 Hurricane ... -
Hydrologic -Hydraulic Study for an Urban Project Adjacent to a River with no Base Flood
Martínez Barroso, Ana I. (Polytechnic University of Puerto Rico, 2010)The massive land development increases the impervious areas of watershed, which induces high runoff and downstream flooding problems especially in areas adjacent to a river. It is extremely important to determinate a ... -
Improvement of Trihalomethanes Removal for Water Distribution System
Rivera Peña, Meilyn E. (Polytechnic University of Puerto Rico, 2019)Potable water good quality should be a priority for the worldwide population distribution systems. The agency that distributes the majority of the water in the island of Puerto Rico, the Puerto Rico Aqueduct and Sewage ... -
Lombrifiltros, Alternativa Ecológica, No Convencional, para el Tratamiento de Aguas Residuales en Comunidades Non-Prasa de Puerto Rico
Luciano Ramos, Alexander (Polytechnic University of Puerto Rico, 2016)Actualmente en Puerto Rico existe aproximadamente 240 comunidades sin servicio de alcantarillado por parte de la AAA (Non-PRASA). Las descargas producidas por estas comunidades representan uno de los grandes factores ... -
Methodology for Identifying the Best Equations to Estimate the Time of Concentration of Tropical Watersheds in Puerto Rico
Martínez Guzmán, Tania Michelle (Polytechnic University of Puerto Rico, 2014)The time of concentration (tc) is the time required for runoff to travel from the hydraulically most distant point to the outlet of a watershed. The lag time is the most sensitive parameter and is defined as the sixty ... -
Patillas Dam Failure Analysis Modeling Using HEC-HMS, HEC-RAS Simulation Programs and Geographic Information System
Negrón Alfonso, Carlos A. (Polytechnic University of Puerto Rico, 2015)Carlos Negron Alfonso, Master’s in Civil Engineering Candidate, in cooperation with the Final Project conducted a Dam Breach Analysis for the Patillas Dam. This hydrologic and hydraulic study will assess the potential ... -
Plasma Technology for the Future of Wastewater Treatment
Santiago Cabán, José A. (Polytechnic University of Puerto Rico, 2016)The conventional wastewater treatment used in Puerto Rico cannot remove micropollutants, which are contaminants that occur in low concentrations and are found on Wastewater Treatment Plant effluents, and therefore, ... -
Recuperando a Puerto Rico: Análisis del Proceso de Asistencia Pública de “FEMA” Tras el Paso de Huracán María
De León Álvarez, Adelnys O. (Polytechnic University of Puerto Rico, 2020)Ya van casi tres años desde que el Huracán María pasó por Puerto Rico. El desempeño, tanto del gobierno estatal, local, como del federal, han sido altamente criticados por su ejecución en responder a la emergencia ... -
Removal of Manganese from Toa Vaca Reservoir Raw Water using Electrocoagulation
Pérez, Félix A. (Polytechnic University of Puerto Rico, 2012)Abstract - The aim of this study was to investigate the efficiency of this technique in manganese removal from the raw water at the Toa Vaca Filter Plant. Preliminary runs with different electrode materials were performed ... -
Restoration of Río Humacao Fluvial System
Miranda Rodríguez, José D. (Polytechnic University of Puerto Rico, 2010)Río Humacao is located in the southeast coast of Puerto Rico and generally flows eastward into the Vieques Passage along a trapezoidal earth channel that runs approximately 7 kilometers upstream from the river mouth. ... -
Scour Analysis and Countermeasures Recommendations for the New Bridge Construction on PR-9 over Rio Cana Ponce, Puerto Rico
Hiciano Matías, Wendy M. (Polytechnic University of Puerto Rico, 2015)Scour is a natural phenomenon caused by the erosive action of flowing stream on alluvial beds. Failure of bridges due to scour at their foundations, which consist of abutments and piers, is a common incident. An accurate ... -
Scour Evaluation of Bridge 2487 in Cayey, Puerto Rico
Matta, Alberto L. (Polytechnic University of Puerto Rico, 2012)Abstract - Scour at bridges should be monitored constantly using proper procedures in order to secure the safety of the public. According to The US Department of Transportation the most common cause of bridge failures is ... -
Sensitivity Analysis for Regional Hydrological Modeling Using HEC-HMS Simulation Program and Geographic Information System in Tropical Watershed
Torres Soto, Alberto J. (Polytechnic University of Puerto Rico, 2013)The flood hydrograph estimation in a catchment is a significant parameter for water resources and conservation of water. Recently, the Geographic Information System (GIS) has become an efficient tool obtaining the ... -
Sinergia en el Tratamiento, Remediación y Reutilización de las Aguas Usadas Provenientes de la Operación de una Granja Porcina mediante el Uso de Biodigestores, Sedimentador y Fitorremediación
López López, José Iván (Polytechnic University of Puerto Rico, 2016)Para el tratamiento de agua de la operación de una granja de cerdos combinación de las tres tecnologías que crean un circuito cerrado en el que no hay residuos en cualquiera de sus etapas. La primera etapa es el uso ... -
Sólidos Totales Disueltos: Remoción de Materiales no Deseados en Procesos de Tratamientos de Aguas Residuales en Plantas de la AAA
Colón Sánchez, José R. (Polytechnic University of Puerto Rico, 2015)Actualmente se han desarrollado grandes avances en el desarrollo de la manera en que se logran destruir y/o remover los sólidos totales disueltos (TDS) en las plantas de tratamientos de aguas residuales de la Autoridad de ... -
Supercritical Water Oxidation (SCWO) Technology an Alternative to the Conventional Wastewater Treatment Plant
Serrano Ortiz, Nilsa M. (Polytechnic University of Puerto Rico, 2018)Clean water is essential for human survival. One issue to be face is the impact of wastewater treatment on water sources. Is essential to bring alternative solution for the wastewater treatment. There are many technologies ... -
To Extend Useful Life of Toa Baja Municipal Solid Waste Landfill
Rivera Quintana, Frank E. (Polytechnic University of Puerto Rico, 2018)The objective of this project is to identify the main issues affecting Toa Baja Municipal Solid Waste Landfill and the reasons it is in the Environmental Protection Agency list for closure; and to provide some suggestions ... -
Tratamiento de Aguas Residuales en Humedales Artificiales Mediante el Uso de Pasto Vetiver (Chrysopogon Zizanioide)
Santana Laboy, Luis K. (Polytechnic University of Puerto Rico, 2014)This research work aims to conduct a study on the treatment of wastewater from a population, using constructed wetlands. The wastewater used for the experiment comes from the Regional Wastewater treatment plant located ...