Lignin is a wood waste, which after necessary processing, can be used in the field of building materials and construction as a water-reducing admixture, set retarder, grinding agent in cement production, cement replacement materials, etc. It makes concrete stronger by ...
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How to Prevent Reinforcement Corrosion on Site?
Corrosion of steel bars is highly detrimental for reinforced concrete elements and might undermine their serviceability and even cause structural failure. However, various precautions can be taken to prevent corrosion of steel bars on construction sites. Concrete with high quality ...
How can Embodied Carbon be Used to Reduce Global Warming?
The use of carbon dioxide directly i.e. without chemical modification, or after chemical conversion processes for the production of building construction materials is a key strategy to mitigate climate change and use resources efficiently. Researchers have been relentlessly conducting investigations ...
Concrete Slump Variations at Site: How to Deal with it? Explained with Video
Adjusting the slump of concrete is a part of the concreting process, which the contractors should manage properly and cautiously. The concrete slump variation from one transit mixer to another is generally due to aggregate moisture content, concrete temperature, mixing ...
Failed Concrete Slump Test? Here is What you Should do
Engineers should make a proper decision when an on-site slump test fails. The decision could be an outright rejection of the complete batch of concrete or the suspension of the work due to the contractor’s failure to follow project requirements. ...
Standard Specifications of Hollow and Solid Concrete Blocks
In recent times, we have seen a drastic transition from brick masonry to concrete block masonry due to its numerous advantages such as fire resistance, good acoustic performance, cost-efficiency, and strength. In this article, we’ll discuss the standard specifications of ...
How does Natural Pozzolan affect Concrete Properties? [PDF]
![How does Natural Pozzolan affect Concrete Properties? [PDF]](https://i0.wp.com/theconstructor.org/wp-content/uploads/2020/06/What-are-the-effects-of-natural-pozzolans-on-concrete-properties-629x420.jpg)
Natural pozzolans affect several concrete properties in both fresh and hardened state. It improves the workability of concrete and increases its setting time. The reduction of concrete bleeding and segregation is one of the crucial benefits of natural pozzolans. It ...
7 Uses of Natural Pozzolans in Concrete Applications [PDF]
![7 Uses of Natural Pozzolans in Concrete Applications [PDF]](https://i0.wp.com/theconstructor.org/wp-content/uploads/2020/04/7-uses-of-natural-pozzolans-in-concrete-applications-629x420.jpg)
Pozzolans can be blended with lime (or Portland cement) to produce blended cements that can replace pure Portland cement commonly used in building materials such as concrete, masonry block, masonry mortar, bricks, and other construction units. Utilization of natural pozzolans ...