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High Strain Dynamic Pile Testing by Pile Driving Analyzer (PDA)

High strain dynamic testing is a method of testing deep foundations to obtain information about their capacity and integrity, and in some cases, to monitor their installation. It is codified by ASTM D4945-12 – Standard Test Method for High-Strain Dynamic Testing of Piles.High strain dynamic testing is called dynamic pile monitoring when it is applied during pile driving and dynamic load…
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Download AASHTO Soil Classification Excel Spread Sheet [XLSX]

AASHTO stands for American Association of State Highway and Transportation Officials. Developed in 1992 a comprehensive soil classification system that helps field engineers in estimating the general properties and characteristics of the soil encountered during the foundation preparation and other relevant construction works.  After the first publication the classification system has undergone…
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What is Raft Foundation?

Raft foundation are among the most common types of foundations used these days keeping in view the structural safety, requirements and the ground bearing capacity.  What is Raft Foundation? So you might also be the one that are told by their contractors or…
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Advantages and Disadvantages of Cast in Situ Concrete Piles

Cast In Situ is a term meaning a construction item or structural member like a beam or in this case a Pile that is to be constructed, assembled or poured at site rather than prefabrication in a factory. Generally in cast in place or cast in situ construction concrete is transported from a batch plant to site where it is poured and compacted into the formwork which is fixed in desired shape and…
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Construction IndustryContractor's GuideFoundationTechnology

What are fender Piles? - Its Types, application and uses in construction

Ever wondered what fender piles are and why they’re used in construction? Fender piles are large vertical members driven into the ground next to the ship and they protect the dock or ship’s wharf from the vessel’s collision. Pre-stressed concrete Fender Piles are the material of choice for preventing collisions between fixed piers and boats.In this article we’ll explain…
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What Is Under-reamed Pile Foundation?

Many times during soil exploration, geotech engineers have to face soils that are very likely to undergo volumetric changes due to moisture variation underneath the ground surface. This expansion and shrinkage can cause distress which is very dangerous and critical as far as…
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What Are Secant PILES?

You might have heard a structure called Cofferdam, it is a structure built to divert water either of river or groundwater so as to make a dry, safe and sound environment for the construction activity to carry out. This cofferdam can be a typical retaining wall type or it can be one shape we will discuss in this article which is called secant pile or tangent pile. Pile foundation is a type of…
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Raft Foundation

The word foundation is taken as the base of everything, the mind directly shifts towards the importance, safety related words that are associated in a must-to-have manner. Similarly in Civil Engineering and in structures foundation is the supporting base of a structure which…
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What is Foundation, Different Types of Foundations

Foundation substructures are structural members used to support walls and columns to transmit and distribute their loads to the ground. “Footing is the lowest part of the structure that distributes the load on a larger area to avoid any shear or axial failures of the…
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Download Isolated Foundation Design and Analysis Excel Sheet ACI 318M-95 [XLS]

Today I am going to share with you a very excellent Excel Sheet for the design and analysis of Isolated Foundation of column based on ACI 318 code. It involves all the checks and steps involved.Download Isolated Foundation Design Excel SheetDo you Know Isolated foundation are mostly used for columns and frame structure to transfer point load on a larger area depending on the soil…
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