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DEEP EXCAVATION BLOG
NEWS AND ARTICLES


Design of Bridge Pier Deep Foundations
Bridges come in different shapes, sizes, and locations and so do their foundation needs change. Nevertheless, some basic principles...


Importance of Pile Cap Stiffness and Group Analysis Methods
In the recent Corpus Christi bridge delay issues, it was claimed that the initial analysis methods did not consider the pipe cap...


Incheon Tower - Pile Raft Foundation Evaluation
A. INTRODUCTION This case study focuses on the simulation of the pile-raft foundation of the 151-story high rise Incheon tower located at...


Lateral Earth Pressures in Deep Excavations
Lateral Earth Pressure Methods Lateral earth pressures are the primary driving factor in the design of retaining walls. Soils by the...


Implemented Design Codes & Load Combinations
International Codes and Standards Deep excavations require compliance with both structural and geotechnical standards. Our DeepEX...


Power Transmission Tower - Helical Pile Foundation
A. PROJECT DESCRIPTION – FOUNDATION PILE CONFIGURATION This article presents a pile foundation design for a monopole electricity...


Deep Excavations - Finite Element Analysis Method
Finite Element Method (FEM) The Finite Element Method (FEM) is a numerical method for solving engineering problems. Over the last years,...


Deep Excavations: Non-Linear Analysis Method
Non-Linear Analysis Method with Soil Springs (NL) Beam on Elastoplastic Foundations Method The Non-Linear analysis method is an advanced...


P-Delta Effects on a Helical Pile
A. INTRODUCTION – MODEL DATA In this document we will examine the influence of the P-Δ effect in helical piles. Analysis of piles in...


Deep Excavations - Limit Equilibrium Method
Limit Equilibrium Analysis Method (LEM) The Limit equilibrium method is the most common method for the analysis of retaining structures....


WMATA Adjacent Construction Manual
WMATA Adjacent Construction Manual - Design of Temporary Excavations with DeepEX Software The WMATA adjacent construction manual (2015),...


Simulation of a Pile Raft Foundation of Apartment Building, Uppsala, Sweden
A. INTRODUCTION An apartment building at Uppsala, Sweden constructed on marine and lacustrine clay has been studied in [1-2]. The...


Get your Undrained Shear Strength right in Drilled Shaft Capacity
A series of 0.9m diameter 15m long drilled shafts were tested with static and statnamic load testing procedures and were reported by Ealy...


Global Stability Analysis
Slope Stability Analysis Concept A slope stability analysis, In most cases, has as the primary purpose to contribute to the safe and...


Strength Reduction Slope Stability
The strength reduction method can be used to establish a slope stability safety factor. In this approach the safety factor is obtained by...


Slope Inclinometers, Borehole Inclinometers, Slope Indicators
Slope Inclinometers - Displacements Monitoring Slope inclinometers are geotechnical instruments used to measure horizontal displacements...


Combined Sheet Pile Walls in Deep Excavations
King Pile - Sheet Pile Wall Combinations Combined sheet pile walls are typically formed by joining a pair of sheet pile sections with...


Diaphragm Walls in Deep Excavations
Concrete Diaphragm Walls (Slurry Walls) The continuous diaphragm wall (also referred to as slurry wall in the US) is a structure formed...


Soil Mix Walls in Deep Excavations
Soil Mix Walls - Plain Concrete Piles Use of the Soil Mix Walls Soil mix walls are constructed by mixing and partly replacing the insitu...


Secant & Tangent Pile Walls in Deep Excavations
Secant/Tangent Piles: Construction, Use, Advantages and Disadvantages Secant pile walls are formed by constructing intersecting...
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