Major projects in urban sites: Challenge of the Builders

Abstract

Abstract.Faced with the complexity of urban construction projects and difficulties in the field, engineers must, on the one hand, dimension with rigor and common sense the foundations with all the requirements of today of quality, conformity and respect of deadlines and budget and take into account, on the other hand, safety and environmental requirements and societal and sustainable development criteria, the purpose of this communication is to present concrete projects of foundations and excavation deep in geologically heterogeneous and highly urbanized sites, with monitoring and displacement measurements in order to compare predictions with reality and to promote the "observational method".