..., the steel struts, during and after excavation. In the example described here, the construction of a deep jet grouting slab, equivalent to a soil-embedded strut, induced stresses in the soil and in the diaphragm walls of a test shaft. The stresses were released to the steel struts during the subsequent...

... for the Kuntsevo Plaza, a pedestrian-oriented, mixed-use development in the Kuntsevo district of south-western Moscow, Russia. Single-bore multiple-anchor technology was used effectively to provide support for a 45 m deep diaphragm wall constructed to support a 25 m deep excavation in the geotechnically...

.... Furthermore, the withdrawal force affects the concrete quality: for instance, too large a force may lead to cracks on the joint surface and destroy the continuity of the wall. 03 5 2014 26 1 2015 ICE Publishing: All rights reserved 2015 diaphragm walls field testing & monitoring...

...Shong-Loong Chen, BEng MEng, PhD; Cheng-Tao Ho, BEng MEng; Meen-Wah Gui, BEng, PhD CEng MICE MIStructE The analysis and design of diaphragm wall displacement due to creep of soft clay have traditionally been ignored, probably because of ignorance of its significance, or of the need for complicated...

...Ernst Niederleithinger, Dr; Javier Ranz Garcia, MSc Diaphragm walls are used to provide a stable and water-tight confinement for the construction of tunnels, underground railway stations, deep basements and other structures requiring deep excavations. These walls consist of individual panels, cast...

... long diaphragm wall, socketed into Sydney sandstone. As the basement excavation will be below sea level, it is essential that the site retention wall for the basement also acts as a cut-off against groundwater ingress. This paper provides an overview of the design and construction challenges facing...

..., Lambeth Group, Thanet Sand Formation, Chalk Formation). Three out of the twenty 1·2 m thick and 84 m deep diaphragm wall panels were equipped with fibre optic instrumentation. Bending and circumferential hoop strains were measured using Brillouin optical time-domain reflectometry and analysis technologies...

... revised as more comprehensive site investigation data became available. Accordingly, the structural instrumentation and monitoring programme was implemented to facilitate the design and construction verification process. This paper describes the performance of the instrumented diaphragm walls and props...

... are required to provide insight into these complex relationships. diaphragm walls excavation retaining walls Construction projects involving deep excavations are prevalent in many urban areas around the world. Stiff excavation support systems, which typically involve the construction of in situ...

... the wall displacements on the section. Monitoring of the wall and the tunnel confirmed that the influence of the work on the neighbouring tunnel was negligible. 05 09 2005 20 03 2006 © 2006 Thomas Telford Ltd 2006 diaphragm walls field testing & monitoring retaining walls...

... instability inevitably necessitate a good understanding of the yielding and failure mechanisms of the openings. This paper proposes a mechanism of potential yielding across an excavated rectangular diaphragm wall panel trench. By using an elastic analytical solution to the problem of horizontal stress changes...

...). diaphragm walls groundwater railway systems The Stratford box, and the former railway lands in which it is constructed, play a crucial role in the completion of the entire Channel Tunnel Rail Link (CTRL) and for realising wider plans for the regeneration of the region. The CTRL is a brand new 109...

...D. J. Richards, BEng, PhD; G. Holmes, BEng, PhD; D. R. Beadman, MA, CEng, FICE, MIStructE The construction of an underground car park in Park Lane, London using diaphragm walls has provided a further opportunity to investigate the development of loads in temporary props during construction...