The cracking of concrete may be divided into the following categories: 1. Cracking of Plastic Concrete 2. Cracking of Hardened Concrete 3. Cracking Due to Chemical Reactions 4. Cracking Due to Weathering 5. Cracking due to Corrosion of Reinforcement 6. Cracking due to Faulty Construction Practices 8. Cracking Due to Error in Design and Detailing. Type # 1. Cracking of [...]
The treatment of concrete structures is carried out in the two stages: 1. Preparation of Surface for Repairs 2. Application of Repair Materials 1. Preparation of Surface for Repairs: Before the execution of any repair, one of the essential requirements common to all repair techniques is to remove the damaged or deteriorated concrete with the help of proper tools and [...]
In this article we will discuss about:- 1. Concrete Repair by Polymer Impregnation 2. Resin Based Repairs in Concrete 3. General Use of Epoxies in Concrete Construction 4. Repair of Cracks in Massive Structures 5. Common Types of Repairs. Concrete Repair by Polymer Impregnation: In this system of repair, the damaged concrete surface is cleaned thoroughly and dried. After cleaning [...]
In this article we will discuss about:- 1. Assessment of Cracks in Concrete Structures 2. Evaluation of Cracks 3. Identification of Weak Spots 4. Selection of Repair Procedure. Cracking is the most common indication of the defects in a concrete structure. It may affect appearance only or may indicate significant defect or lack of durability. Cracks may represent the extent [...]