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Mortar Mix Design for Roofing Applications
(Polytechnic University of Puerto Rico, 2014)
The following information is about the
results on experimental tests of a mortar containing
fly ash used on roofing application. These results
are based on compressive strength, air permeability
and specific gravity. ...
Implementation of Transportation Management Plan (TMP) in Puerto Rico
(Polytechnic University of Puerto Rico, 2014)
The Puerto Rico Department of
Transportation is committed to provide an efficient
and safe flow of traffic in highway projects. The
Transportation Management Plans provide the best
strategies to mitigate the work zone ...
El Hierro y el Manganeso en el Agua
(Polytechnic University of Puerto Rico, 2014)
El manganeso (Mn) y el hierro (Fe)
son esenciales en la dieta, sin embargo su exceso
en el agua potable representa un problema que
afecta el color y olor del líquido. La acumulación
de estos elementos también puede ...