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Civil Engineering Lectures

Tag: Civil Engineering

The Comprehensive Guide to the Contract Administrator Role in Construction

The Contract Administrator: Comprehensive Guide to the Role in Construction

Posted on August 19, 2024August 19, 2024

The Contract Administrator (CA) plays a crucial role in the successful execution of any construction project. While the role has been practiced for centuries, its formal introduction in the field is relatively recent. This article delves into the multifaceted responsibilities, essential qualities, and key tasks of a Contract Administrator in the construction industry. Understanding the…

Sustainability: Building a Better Future in Construction

Sustainability: Building a Better Future in Construction

Posted on August 19, 2024August 19, 2024

What is Sustainability? Sustainability is the key to a healthy future. It’s about meeting the needs of the present without compromising the ability of future generations to meet their own. This means finding a balance between social, environmental, and economic demands – the three pillars of sustainability. Social sustainability Social sustainability focuses on the people…

ATTERBERG LIMITS

ATTERBERG LIMITS

Posted on August 6, 2024August 6, 2024

Water content plays an important role in the behavior of clayey soil. When the water content changes, clay surprisingly changes its characteristics. When subjected to a large amount of water, it is similar to a lean soup, which we call the liquid phase. At a little drier state, it becomes similar to soft butter, called…

FIELD COMPACTION TESTS

FIELD COMPACTION TESTS

Posted on August 6, 2024August 6, 2024

The results of laboratory compaction tests are not directly applicable to field compaction. It is because the compaction efforts in the laboratory tests are different, and are applied differently, from those produced by field equipment. Further, the laboratory tests are conducted on soil particles smaller than either 20 or 37.5 mm. However, the maximum dry…

Soil Stabilization in Road Construction

Soil Compaction: Optimizing Soil Density for Construction

Posted on July 31, 2024July 31, 2024

Understanding Soil Compaction Soil compaction is the densification process that reduces the void ratio of soil by expelling air. Essentially, soil compaction involves closely packing soil particles, which increases soil density and decreases the volume of air within the soil. Notably, this process doesn’t significantly change the volume of water in the soil. The Compaction…

Rubber water stops

Rubber Water stops

Posted on July 22, 2024July 22, 2024

Learn all about rubber water stops in this comprehensive guide. From their manufacturing process to various types like natural rubber, neoprene, nitrile rubber, and EPDM water stops, understand their applications in preventing water leakage in concrete structures like bridges, dams, tunnels, and more. Get insights on installation techniques for different types of water stops and their role in various construction joints to ensure effective water sealing and absorption of shock.

SITE PRELIMINARY WORKS

SITE PRELIMINARY WORKS

Posted on July 21, 2024July 21, 2024

The work on a site for a low-rise building involves essential preparatory tasks to commence construction. These SITE PRELIMINARY WORKS ensure that everything is in place for the successful execution of the project. Checking Plot Boundaries SITE PRELIMINARY WORKS start with checking the plot boundaries as soon as the site is made available. This involves…

CRYSTAL STRUCTURE OF METALS

CRYSTAL STRUCTURE OF METALS

Posted on July 15, 2024July 15, 2024

Solid materials are classified according to the uniformity with which atoms or ions are arranged with respect to one another. A crystalline materialis one in which the atoms are positioned in a recurring arrangement over large atomic distances. That means a long-range order exists. When solidification, the atoms will position themselves in a repetitive three-dimensional…

QUALITY MANAGEMENT IN CONSTRUCTION

Posted on July 10, 2024July 10, 2024

Time, Cost, and Quality are triple constraints or three primary objectives that a project manager must balance in carrying out a project. What is quality? There are many definitions. The Institute of Quality Assurance (2002) says this about quality: In its broadest sense, quality is a degree of excellence. It is the extent to which…

The Versatility of Concrete

Posted on July 10, 2024July 10, 2024

Concrete is a stone broken into small pieces and glued together with paste that is Portland cement, sand, and water. Concrete continues to get stronger when it gets older. Most of the hydration and strength gain take place within the first 28 days. However, hydration and gaining strength continues at a slower rate for many…

Non-Load Bearing Partition Walls

Posted on July 10, 2024July 10, 2024

The external envelope of a building provides weather protection and security. However, the internal space becomes useless unless it is divided into meaningful compartments or rooms. The method of dividing the space is using internal walls. In some offices, this is achieved by the planned positioning of cupboards, pot plants, and movable screens. Internal walls…

DAMPNESS IN BUILDINGS

Posted on July 5, 2024July 5, 2024

All buildings are surrounded more or less by natural moisture. Most buildings also contain moisture produced internally by normal habitation. Therefore, appropriate design measures are essential to keep the moisture away from the buildings. When these measures are insufficient, dampness can enter the building materials and cause deterioration. Rising Damp Mechanism of Attack – Rising…

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