Browsing Civil Engineering by Title
Now showing items 130-149 of 162
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Recuperando a Puerto Rico: Análisis del Proceso de Asistencia Pública de “FEMA” Tras el Paso de Huracán María
(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 ... -
Rehabilitación Sísmica del Edificio de Escuela Superior del Liceo Ponceño en Ponce, Puerto Rico
(Polytechnic University of Puerto Rico, 2021)Los sismos ocurridos en el sur de Puerto Rico durante los días 6, 7 y 11 de enero de 2020 alcanzaron magnitudes, según la escala Richter, de 5.8, 6.4 y 6.0, respectivamente. Estos terremotos ocasionaron daños estructurales, ... -
Reinforced Concrete vs Structural Concrete Insulated Panels Performance and Cost Comparison for 4-story Building
(Polytechnic University of Puerto Rico, 2023)This paper presents the modeling of a 4- story building to compare the structural behavior of reinforced concrete (RC) versus the structural concrete insulated panels (SCIPS) under the code required loads and deflection ... -
Removal of Manganese from Toa Vaca Reservoir Raw Water using Electrocoagulation
(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
(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. ... -
Revisión de Fallas en Procesos de Inspección en la Construcción
(Polytechnic University of Puerto Rico, 2021)El proceso de contratación de inspectores, interpretación de guías y comunicación en la industria de la construcción ha experimentado fallas en ciertas áreas. Este trabajo tiene la visión de optimizar las fallas ... -
Rio Humacao Channelization Viability Study
(Polytechnic University of Puerto Rico, 2016)Río Humacao is located in the southeast coast of Puerto Rico and it flows generally northeastward and then southeastward and enters the alluvial floodplain at the town of Humacao, 6 kilometers upstream from its mouth. Major ... -
Río Sabana Streambank Erosion Control and Restoration at Urb. Alamar, Luquillo, Puerto Rico
(Polytechnic University of Puerto Rico, 2010)The construction of new developments on floodplain areas has become a common practice in Puerto Rico. This practice entails the placement of fill inside the river floodplain causing the relocation of the river channel ... -
Scour Analysis and Countermeasures Recommendations for the New Bridge Construction on PR-9 over Rio Cana Ponce, Puerto Rico
(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
(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 ... -
Seguridad en la Construcción
(Polytechnic University of Puerto Rico, 2015)La construcción se puede considerar como una de las actividades más importantes para un país en crecimiento, tanto por su contribución a la formación del país como por los empleos que genera directos e indirectos más ... -
Seismic Evaluation of the Main Building at the Polytechnic University of Puerto Rico
(Polytechnic University of Puerto Rico, 2015)The Main Building at the Polytechnic University of Puerto Rico was originally built in 1933 to house the Hato Rey Psychiatric Hospital. It was acquired by the Institution in 1986 and since, it has been the Universities’ ... -
Sensitivity Analysis for Regional Hydrological Modeling Using HEC-HMS Simulation Program and Geographic Information System in Tropical Watershed
(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
(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
(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 ... -
Strength Comparison of Flat Roof Solar Panel Mounting Systems
(Polytechnic University of Puerto Rico, 2023)The trend of installing solar panels in residential buildings has been primarily driven by efforts to lower energy costs, signifying a notable shift towards embracing solar energy solutions. The market offers a wide range ... -
Structural Assessment of ASSHTO Girder Bridge Overpass after Traffic Impact to Exterior Girder
(Polytechnic University of Puerto Rico, 2014)Bridges are essential structural components to a country to connect important cities, villages to develop the economic and social of the people. The objective of the investigation was to evaluate the bridge located in ... -
Structural Capacity Evaluation for Existing Building Previously Repaired
(Polytechnic University of Puerto Rico, 2013)In the review of as-built construction of one story steel frame with reinforced masonry walls, a number of aspects on the quality control of the construction were found to be substandard by falling to comply with current ... -
Structural Evaluation and Rehabilitation Design of Puente Blanco in Quebradillas
(Polytechnic University of Puerto Rico, 2022)Puente Blanco is an arch bridge located in the municipality of Quebradillas, Puerto Rico. This reinforced concrete structure, which dates from 1922,was initially designed and built as a railroad bridge but was later ... -
Study of Preventive Seismic Retrofitting for an Existing Industrial Pharmaceutical Steel Building at Humacao, Puerto Rico
(Polytechnic University of Puerto Rico, 2012)Abstract - The project consists on the development of a comprehensive seismic evaluation and possible retrofit for an industrial pharmaceutical steel building. The building was originally constructed during the 1970s ...