Early-age cracking is observed during the first seven days after concrete pouring. However, such cracks may also take more than a week to be visible in reinforced concrete slabs. Therefore, cracks appearing within 60 days after the concrete placement are ...
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How to Fix Concrete Cracks in Steps
There is nothing worse for curb appearance than chipped and cracked concrete, particularly in steps. But you don’t have to put up with that blight any longer. As a result of changes in weather causing contraction and expansion, concrete steps ...
Dynamic Cracks vs. Static Cracks: Effects and Repair Techniques
Any concrete structure would eventually see cracks and demand proper repair. Nonetheless, one needs to understand the nature of the crack to repair them properly. Generally, cracks are either static or dynamic. The former is primarily aesthetic and may or ...
Major Signs of Unsound Concrete, Causes and Field Testing Methods
Unsound concrete can be identified through various signs such as visible cracks, micro-cracks, spalling, scaling, blisters, and delamination. Multiple factors lead to different types of damages, and as a result, a specific repair strategy may be required for each type of ...
6 Major Causes of Concrete Damage
Concrete has excellent durability; that is why it is the most widely used construction material. However, design and construction practices, material limitations, and exposure to severe weather conditions can lead to concrete damage. This can influence the aesthetic, structural, and ...
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 do Poor Construction Practices Cause Crack Development in Concrete Elements?
Several poor construction practices, such as inadequate concrete curing, lack of formwork support, insufficient concrete compaction, and adding water to concrete in the field can cause crack development in plastic and hardened concrete. These mistakes reduce concrete strength, which makes ...
4 Types of Cracks in Concrete Columns and their Causes: Video Included
Four types of cracks developed in reinforced concrete column are diagonal cracks, horizontal cracks, splitting cracks, corrosion cracks. The causes of cracks in columns can be incorrect design, faulty construction or overloading, corrosion of reinforcement, isolated settlement of foundations, creep ...