...H J LIAO; M CHENG NATIONAL TECHNOLOGY INSTITUTE TAIWAN TAIPEI GEOTECHNICS STRUCTURES UNDERPASSES CONSTRUCTION GROUNDWATER TABLES ROADS CITIES PIPEROOFED WATERTIGHT PIPEROOFS PIPES JACKED PIPEJACKING TEMPORARY RETAINING EXCAVATION SANDY LAYERS SAND SOILS GROUTING...

... t mid-depth: and topdown walls of the underpass or the tunnel. The construction with no temporary prop. The design might be governed by thneeed to limit early installationof the permanentprop deformations during construction, which could at the creswtas found t o be very effective call...

... STRESS PORE WATER PRESSURE BENDING MOMENTS BACK ANALYSIS EXCAVATIONS SOILS STRUCTURES INTERACTION INSTRUMENTATION INSTRUMENTS CONTIGUOUS CLAYS LONDON CLAY SITES PROPS MODELLING UNDERPASSES MODELS WALTHAMSTOW LONDON UK Comparison of the measured and computed...