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Water quality assessment with aquatic non-structural blocks made of coal ash aggregates mortars
(2012)
A handful of biochemical processes occur in aquatic environments. One of the problems that are mostly encountered in such environments is caused by excess nutrient input and subsequent algal bloom. A series of studies were ...
Development of cost - effectiveness test for energy efficiency in the building construction industry
(2012)
This document presents the methodology to evaluate cost effectiveness of energy efficiency measures for Puerto Rico, using to the cost effectiveness tests suggested in the document National Action Plan for Energy Efficiency ...
A case study of the Tallulah River Road design using context sensitive solution framework
(2012)
The use of Context Sensitive Solutions (CSS) for the project development process is to take in consideration the needs and concerns of different stakeholders in various areas, such as: community, environmental, aesthetic, ...
Estudio de la influencia del cemento Pórtland en las propiedades del hormigón con cenizas volantes
(2012)
The durability of concrete is influenced by its porous network. The use of fly ash in concrete mixtures produces additional hydration products, changing its micro-structure. As a concrete admixture, fly ash not only improves ...
Evaluación experimental de las propiedades mecánicas de mezcla de goma triturada y arena Ottawa
(2012-07)
During this investigation the effect on the mechanical properties of Ottawa sand when different percentages of shredded tires added to the sand specimens was studied. In addition, an alternative for recycling shredded tires ...
Estimation of water balance and groundwater processes of the Salinas to Patillas area in southeastern Puerto Rico for 1980 - 2010
(2012)
This study describes the groundwater recharge and pumpage, and surface water distribution through a water balance model for the Salinas to Patillas agricultural area located over the alluvium of the eastern part of the ...