In the past decades, prestressed concrete poles have become famous and have replaced the traditional poles made of timber, steel or reinforced concrete. The earliest prestressed concrete poles were designed in 1933 by Freyssinet, a French engineer. Different shapes of ...
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Organic Prestressing System – Applications, Features, Advantages
The organic prestressing system is a concept taken as an inspiration from the behavior of an organic structure (biomimetic or the nature formed structures) that is derived from nature, called the muscle. This resemble an active control system of prestressing. ...
Maintenance of Prestressed Concrete Structures from Damages and Deteriorations
Prestressed concrete structures undergo damages and deterioration. Causes of existing prestressed concrete structure damages and their maintenance is discussed.
Prestressed Masonry -Methods of Prestressing, Advantages and Applications
Prestressed masonry makes the masonry structures strong in tension. Advantages and applications of prestressed masonry and their methods of prestressing is discussed.
Prestressed Concrete Bridge Shapes for Aesthetic Construction
The entire form of the bridge, superstructure, and substructure shapes connect with each other without exhibiting joints if the design of the bridge is appropriate. While producing the final shapes of the bridge members, it is significant to completely consider ...
Aesthetics Consideration of Long Span Prestressed Bridges at Conceptual Design Phase
The required groundwork for excellent aesthetic opportunity can be obtained at conceptual design stage of bridge projects. Not only do overall prestressed bridge geometry and alignment are specified at conceptual design phase but also structural depth, span length, and dimensioning ...
Types of Cracks in Prestressed Concrete Beams with Openings and its Control
There are five types of cracks that may develop in prestressed concrete beams with openings. These crack types and method of controlling those cracks will be explained in this article. Various kinds of cracks in prestressed concrete beams with openings ...
Mix Design of High-Strength Concrete: Methods, Procedure and Example
Mix design of high strength concrete is influenced by properties of cement, sand aggregates & water-cement ratio have compressive strength above 40 MPa. To achieve high strength, it is necessary to use lowest possible water-cement ratio, which invariably affects the ...