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DEEP EXCAVATION BLOG - NEWS AND ARTICLES


Case Study: Diaphragm Walls for Yerba Buena Tower, San Francisco, CA
CB-1 Tower (Yerba Buena Tower), San Franscisco, CA The Yerba Buena Tower (or CB-1 Tower) project is located on the south side of Market...


Unlocking Deep Foundation Design Excellence with DeepFND
Have you ever found deep foundation design to be more complex and challenging than what textbooks suggest? The reality of determining...


Discover the Secrets of Lateral Pile Analysis for Drilled Piles with DeepFND Software!
A. INTRODUCTION Are you tired of spending hours on lateral pile analysis for drilled reinforced concrete piles? Don't miss out on crucial...


Excessive Mat Settlement in Dormitory Building, Atlanta
A. INTRODUCTION A large mat foundation constructed to support a 13-story dormitory on Piedmont residual silty soils in Altanta...


Time History Analysis - Building Foundation
Time history analysis of 15 story building foundation excited with M7.8 Feb. 2023 Syria-Turkey Earthquake On 6th of February of 2023 an...


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 accordance with the assumption of small deformation is not always a valid one. For flexible piles where significant lateral deflection is expected, second-order effects could lead to an incorrect calculation of moments and subsequently design of the piles. Specifically, the additional moment contributed from the Axial load along the pile multipl


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...
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