This is one of the oldest non-destructive tests and it is still widely used. It was devised in 1948 by Ernst Schmidt, and is therefore known also as Schmidt hammer, or sclerometer, test. The hardness measured by the rebound hammer is quite different from the hardness determined in tests on metals which involve indentation. Rebound … Read more
Conservation of water supplies is increasingly important as the demand continues to increase and new sources of supply are becoming increasingly scarce. The principle of conservation requires that full use of available water be made by minimizing the water loss due to seepage during conveyance in the canals. Canal lining offers the solution because it … Read more
Solution of the sulfates of various bases including sodium, potassium, magnesium and calcium react with hydrated cement paste forming gypsum or a compound called ettringite (sulphoaluminate) which leads to the expansion and disruption of the concrete and mortar this process is referred as sulphate attack. Sulphate attack is a chemical break down mechanism where suphate … Read more
Quality of concrete depends on many factors among which the most vulnerable and defenseless is workmanship. During pouring the concrete and execution of work cautious supervision is imperative. The supervisor has to look for many things including the finishing of concrete, pouring quantity, at-site testing, unremitting and continual supply of material from the batching plant. … Read more
Materials added to concrete during or before mixing are referred to as admixtures. They are used to improve the performance of concrete in certain situations as well as to lower its cost. There is a rather well-known saying regarding admixtures, to the effect that Different Types of Admixtures “they are to concrete as beauty aids … Read more
The construction and contracting world often presents clients with challenges such as miscommunication, delays, and impersonal service. However, Jose Flores, a third-generation expert in the concrete industry, has brought a refreshing change by focusing on quality, efficiency, and personalized client experiences. This article explores Jose’s journey, his innovative approach to the business, and how his ... Read more
Gordon Dam, situated in Tasmania’s rugged southwest, stands as a testament to human ingenuity harmoniously integrated with natural splendor. Completed in 1974, this engineering marvel has significantly contributed to Tasmania’s hydroelectric capabilities while becoming a notable landmark for visitors worldwide. Engineering Excellence Standing at 140 meters, Gordon Dam is Australia’s tallest arch dam. Its double-curvature ... Read more
In mechanical properties of various solid materials, two of the most important concepts are that of stress and strain. It is crucial in understanding how an object behaves or reacts when you apply a force on it. Stress and strain help in identifying the strength, deformation, and various other mechanical properties of the object. If ... Read more
When it comes to building your dream home, one of the fundamental decisions you’ll face is choosing the right construction material. Among the myriad options available, residential concrete stands out as a reliable and versatile choice. In this comprehensive guide, we will delve into the comparisons between residential concrete and other popular construction materials, weighing ... Read more
The early stages of a Value Methodology (VM) study are crucial, and “Strategic Planning in VM: Navigating the Pre-Workshop Phase” provides an in-depth examination of the significant role played by strategic planning during this phase. Careful planning and foresight are essential when establishing foundational strategies and objectives, which set the tone and direction for the ... Read more
The versatility and durability of a material matter when it comes to construction projects. One crucial component is concrete, which works well for different structures regardless of the project size. You can use it for large-scale construction ventures or minor DIY projects at home, but understanding its fundamentals matters. This makes you have a robust ... Read more
