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Multi-objective optimization approach for land use allocation based on water quality criteria
(2009)
Surface water contamination by point and nonpoint sources of pollution is a major concern for public and government agencies around the world due to the excessive contamination of water bodies. Water is an important resource ...
Curvas de fragilidad para estructuras de pórticos de hormigón armado en Puerto Rico involucrando el efecto de las paredes de mampostería no estructurales
(2008)
Las estructuras de pórticos de hormigón armado con paneles de mampostería como relleno representan una porción significativa de las estructuras construidas en Puerto Rico y en muchas partes del mundo. Muchos de los ingenieros ...
Desarrollo de un marco de referencia para abordar el tema de la seguridad en la industria de la construcción desde una perspectiva ética
(2009)
Las tasas de accidentes y muertes dentro de la industria de la construcción han sido y siguen siendo desalentadoras. En muchas ocasiones este asunto ha sido estudiado y se ha tratado de mitigar a través de aplicaciones de ...
Behavior of corrugated metal panels for use as storm shutters
(2009)
This investigation presents a study of the nonlinear dynamics of thin-walled folded plate structures under the localized impact of a rigid object. The research emerges in the context of the structural design and assessment ...
Analysis of open canopy structures with parapets under wind
(2009)
A literature review shows that there is a lack of information on the wind load pressures acting on canopy structures with a parapet on the roof perimeter. On the other hand, a large number of those structures suffered ...
Development of a decision support tool to ensure safe drinking water in non-PRASA communities in Puerto Rico
(2009)
One of the main goals of the Millennium Development Goals is to reduce by half the proportion of people without sustainable access to safe drinking water and basic sanitation. In 2007, 97% of the Puerto Rico’s population ...
On time-frequency analysis for structural damage detection
(2008)
An integrated study that explores the capability of Time-Frequency Analysis combined with another technique of signal analysis and system identification for damage detection purposes using only output signals is presented ...
Desarrollo y aplicación de un índice de calidad de agua para ríos en Puerto Rico
(2009)
Este trabajo presenta la elaboración de un Índice de Calidad de Agua (ICA) para los ríos en Puerto Rico. Dicho índice pretende clasificar en una escala de 0 a 100 la calidad representativa del agua, según los constituyentes ...
Ground response spectra at surface for Mayagüez considering in-situ soil dynamic properties
(2005)
One dimensional ground response analyses was performed at fifteen sites in Mayagüez
Puerto Rico to study their seismic response for the development of response spectra at the surface. Field experiments using the Spectral ...
Methodologies for the analysis and load rating of prestressed and preflex bridge superstructures
(2009)
Bridge superstructures consisting of prestressed, post-tensioned, and preflex systems are evaluated with load rating methodologies adopted by private and government entities, establishing possible restrictions.
Based the ...