Aplicación de metodología Lean & Green al proceso constructivo de la estructura de hormigón de una vivienda unifamiliar, de la ciudad de Loja

Abstract

Abstract: The objective of this research is to propose the application of the Green-Lean methodology in the construction process of the reinforced concrete structure in the case study of a single family home in the city of Loja, for this purpose, characteristics, tools and operation were investigated, as well as the state of knowledge through surveys of local builders, from Lean & Green, a Gemba walk was carried out in the case study home for 39 days, recording the data, to carry out the calculations of the SQCPDE indicators, and the One Click LCA program was used to determine emissions; As a result, 15 incidents were identified, 80.95% in quality of work, activities that don t generate direct value occur 5% more than projected, 68.57% of what was agreed is delivered, the staff attendance rate was 83.57%, and the emission of 18Ton of Co2 was determinated; Based on these results, the Kaizen improvements to be used from the project planning were proposed. Concluding that applying Lean-Green tools in a coordinated manner from planning increases productivity and reduces waste.