... is the stability of the excavation during execution work.Thus, retaining sys- tem, if they are recommended and executed, are often over designed. This paper will present an additional case study and a back analysis in order to modeling the behavior of a retaining system realized at Sioufi, Beirut, Lebanon...

... Carreteras del Gob- ierno del Principado deAsturias), which contracted the work of execution to the company New Construction, SL. Geobrugg Iberica SAU acted as a subcontractor of New Construction for the execution of the instal- lation work of mesh of high elastic limit DELTAX® required for the stabilization...

... Abstract During the execution of a tunnel in a civil construction work such as a railway or a motorway, the excavation has to be controlled in order to ensure the technical specifications are met with the minimum cost. Bearing this in mind, over-excavation is an undesirable situation, since...

... category rock category Anchor categorization rock mass category rock mass tunnel Chainage hepp mostarsko blato headrace tunnel excavation construction calotte Thickness shotcrete execution support system headrace tunnel primary support system Rock Mechanics in Civil and Environmental...

... the water tightness of the reservoir, the grout curtain has to withstand more than 220 m of water pressure. The design and execution of the grout curtain with interims evaluation of the success of grouting works is subject of this report. Start of impounding is scheduled for May 2009. right bank...

... construction, a measuring, observing, and monitoring system with horizontal deformeters, vertical inclinometers and geodetic marks was established. In this paper, we present the work execution, so as the behavior of reinforcement systems comparing deformations obtained from numerical model and in situ...

... embankment to protect the bottom of the cliff from sea abrasion, a support wall in gabions and an embankment with pumice and other pyroclastic material (bagacinas). In the present work we pretend to show the characteristics of the materials used in the execution of the protection and how its application...

... as the sometimes abrupt lithologic variations, provide the rock mass with a fairly heterogeneous character. Upstream Oil & Gas borehole lining Artificial Intelligence excavation front design stage Madeira Island pilot tunnel execution Breccia excavation superior half section Reservoir...

... the execution of these studies and to the different solutions adopted due to the high difficulty of access. A more detailed analysis is made of the Encumeada tunnel including some finite element calculations performed. Lastly, it analyses the advantages and the limitations of the solutions that have been...

... collaboration with the excavation contractor made it possible to successfully perform all measurements planned and to complete the project within the allocated budget. RESUME: Le projet ZEDEX a ete creè par ANDRA, France, SKB, Suede, et UK Nirex, Grande Bretagne en commun et a ete execute à Äspö HRL pour...