WATERSTOP SOLUTIONS DEFECTS IN CONCRETE STRUCTURES WITH FOCUS ON IDENTIFYING CONCRETE CRACKS AND HOW TO FIX THEM - ISSUE 1 – 2019 Page 1 of 24 ___________________________________________________________________________ Statement of responsibility: Waterstop Solutions offers this document as a brief review of causes and characteristics of concrete cracks as a standard guide for evaluating cracks in concrete. It remains the responsibility of the engineer, building inspector or client to determine the correct methods of evaluation. The technical and application advice given in this publication is based on the present state of our best knowledge as the information in this document is of general nature. Defects in Concrete Structures Cold joints A cold joint is the point of connection where old and new concrete meet. It commonly occurs during construction when one batch of concrete has begun to set before the next batch is added. The old and the new concrete do not intermix and a so-called “cold joint” is formed as a result, creating a weakness in the concrete and a possible passageway for water intrusion. Defects in concrete structures can occur during and after construction and different types of defects can form for various reasons. In this article, our focus is on identifying cracks in concrete. We discuss the 7 most common types of concrete cracks, why they occur, their impact and how to fix them. Before we start discussing cracks in concrete, here is a short list of other common passageways for water ingress in concrete structures. Photo 1 Defects in concrete structures with focus on identifying concrete cracks and how to fix them - Waterstop Solutions Photo 2 Cold joint - Where old and new concrete do not intermix.
DEFECTS IN CONCRETE STRUCTURES WITH FOCUS ON IDENTIFYING CONCRETE CRACKS AND HOW TO FIX THEM - ISSUE 1 – 2019
May 19, 2023
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