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DEEP EXCAVATION BLOG - NEWS AND ARTICLES


Soil Nailing in Weathered Keuper Marl
A Reappraisal Using SnailPlus Introduction Baker (1994) describes what is believed to be the first major soil-nailed excavation in the UK, constructed in 1988 at Rover’s Longbridge works. The scheme required a near-vertical excavation, up to 10 m high and 50 m long, to create space for a new paint shop. The excavation was complicated by surcharge loads from nearby structures (a water tank, buildings, and a conveyor bridge), as well as a disused brick-lined tunnel intersecting


Enhancing Geotechnical Design with DeepEX Statistical Analyses
Reliability Analysis VS Deterministic Design Introduction In geotechnical engineering, uncertainty is not the exception, it is the rule. Soil is a naturally variable material, and its properties can change significantly even within a single project site. Deterministic analysis, which relies on single “characteristic” values for soil parameters, often simplifies this variability into a single calculation. While practical, this approach can obscure the real range of possible ou


Comparing Helical Anchors and Conventional Tiebacks
Designing Efficient Excavation Support Systems with DeepEX In modern geotechnical engineering, selecting the right anchoring system is a...


Bin Type Retaining Walls
A Powerful Solution, Made Simple with DeepEX Bin type retaining walls are a proven and versatile solution in geotechnical engineering....


Revisiting the Congress Street Open Cut in Chicago
DeepEX LEM Analysis & Slope Stability Introduction The Congress Street “superhighway” project in Chicago, constructed in 1952, presented...


You’ve Tried the Rest — Now Work with the Best.
DeepEX and DeepFND combine unmatched design capabilities with a user experience that engineers love. It’s time to put that advantage to...


Long-Term Failure of a Cutting in Brown London Clay
A Case Study from 1841 Introduction One of the earliest documented deep railway cuttings in London Clay was excavated in 1838 at New...


Reassessment of an Anchored Diaphragm Wall in Stiff London Clay
LEM and FEM in DeepEX Introduction In this study, we revisit the excavation documented by Sills et al. (1978) in their seminal work...


Reassessing the Berlin M1 Pit Excavation
MQ4 section Reanalysed Using DeepEX FEM Analysis Introduction Urban deep excavations present unique geotechnical challenges, especially...


Stabilising Steep Slopes with Soil Nails
Revisiting a TRL Case Study In infrastructure schemes where land take is restricted , steepened slopes are often necessary to optimise...


Temporary excavation for installation of two conduits
Modelling with DeepEX Introduction With the objective of installing two parallel conduits, each 1.2 m in diameter and 2.3 m in length,...


Comparing Eurocode 7 and AASHTO LRFD in Geotechnical Design
A Practical Perspective Using DeepEX Introduction In geotechnical and structural engineering, code compliance is more than a checkbox—it...


Revisiting the Lodalen Slide
A Forensic Slope Stability Analysis Using the Morgenstern-Price and FEM Methods Abstract: The 1954 Lodalen landslide, documented by...


Understanding Wall-to-Wall Interaction in Deep Excavation Systems
Passive Pressure Interference and Impact Load Modeling in DeepEX In deep excavation projects where multiple retaining walls are used—such...


Why Now Is the Time to Get DeepEX
Unlock faster design, safer construction, and a competitive edge in geotechnical engineering If you're a geotechnical or structural...


DeepFND For EU Engineers
A Comprehensive Deep Foundation Design Solution for Eurocode-Based Projects For engineers and consultants across Europe, navigating the...


DeepFND For US Engineers
The All-in-One Deep Foundation Design Software with U.S. Standards When it comes to deep foundation projects, U.S. engineers face a range...


DeepEX for Australian and New Zealand Engineers
Design Smarter and Stay Code-Compliant with Deep Excavation and Tunnel Projects For engineers working on complex geotechnical and...


Deep Excavation Software for Canada
CSA Code-Compliant Deep Excavation and Tunnel Design at Your Fingertips Designing safe, efficient, and cost-effective deep excavations in...


Case Study: Time History Seismic Analysis of a TBM Tunnel
TBM Tunnel with Segmental Linings - Time History Analysis with DeepEX In this case study, we explore the seismic response of a tunnel...
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