Vibration is one of the methods used to consolidate poured concrete to achieve required density and, subsequently, the designated concrete strength. Vibrators (internal and external or shutter vibrator) need to be used properly and skillfully; otherwise, the concrete may get ...
Work Procedures
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How to Select Vibrating System for Concrete Consolidation?
There is no exact procedure for selecting a suitable vibration system to compact freshly placed concrete. This is due to variations in several concrete parameters; for instance, modifications in the concrete mix make each construction case unique. Concrete mix variations ...
What are the Criteria for Selection of Dewatering Methods?
Dewatering is the process of removing excess water from saturated soil to facilitate the excavation process and create safe working conditions. Various dewatering methods can be employed during excavation works to facilitate construction operations. The selection of suitable dewatering techniques ...
How to Lay Brick On-Edge Flooring?
Brick on-edge flooring is developed based on the concept that bricks laid on edge give a better performance than when laid flat. The burnt clay bricks, as a flooring material, have good wearing quality and facilitate quick installation due to ...
How to Divert Traffic during Road Construction?
Traffic diversions are provided for a safe and efficient movement of traffic through or around the work zones while protecting the workers and equipment deployed for road construction. In addition, they provide continuity to the movement of motor vehicles, bicycles, ...
How to Repair Potholes and Patches in Bituminous Roads?
Patching is the process of filling potholes or deteriorated parts of asphalt pavements. Potholes and other pavement disintegration should be repaired as soon as possible to prevent additional degradation and costly pavement repairs. The repair of bituminous road includes the ...
How to Repair Spalled Concrete Using Epoxy Mortar?
Spalling of concrete is a breakaway of the concrete surface, extending to the top layers of reinforcing steel. It leaves the concrete surface patchy and pitted while exposing aggregate underneath. As soon as spalling is spotted, it should be repaired; ...
How to Carry Out Anti-Termite Treatment in Existing Buildings?
Anti-termite treatment is a chemical procedure for soil, masonry, wood, and electrical fixtures to provide the building with a chemical barrier against the subterranean termites before and after construction. The preventive anti-termite treatment for an existing building is explained in ...