Vol. 22 No. 3 (2007)

Original Research

• A new system for designing embossments in steel sheets to increase composite slabs shear resistance.

  Melchor López Ávila, Rafael Larrúa Quevedo, Carlos Recarey Morfa

  145 - 156

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• Phase planning today

  Steve Knapp, Roberto Charron, Gregory Howell

  157 - 162

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• Analysis of Na2SiO4 effect on durability of a portland cement matrix and mahogany reinforcement composite through electron microscopy

  Inocente Bojórque, Jorge Acevedo, Raquel Valera

  165 - 172

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• Methodology for assessement and design of arrestor beds

  Tomás Echaveguren, Sergio Vargas, Juan Ñancufil

  175 - 184

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• The influence of the addition of calcium carbonate on the energy efficiency of fired clay bricks manufacture

  Dania Betancourt, Fernando Martirena, Robert Day, Yosvany Diaz

  187 - 196

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• Evaluating the attainment of quality management principles in construction companies certified by ISO 9001:2000

  Tania Romero, Alfredo Serpell

  197 - 213

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