Archives: July 2019

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26 July 2019 - 16:48, by , in concrete repair, Waterproofing, Comments off
Introduction to Thermography Principles Thermal imagers operate based on infrared thermography principles. A thermal imager is used as a cost-saving, and often money-making, test tool for troubleshooting, maintenance and inspection of electrical systems, mechanical systems, and building envelopes. Infrared Thermography Infrared thermography id the science of using electronic optical devices to detect and measure radiation...
26 July 2019 - 14:47, by , in concrete repair, Concrete Strengthening, Waterproofing, Comments off
The use of epoxy resins by injection or just by sealing constitutes the most common solution for cracks repair. However, epoxy resins products are not able to fix properly all cracking problems, such as active cracking or in the presence of moisture. For this purpose, the existence of polyurethane and acrylic resins is a good...
25 July 2019 - 16:34, by , in concrete repair, Concrete Strengthening, Waterproofing, Comments off
Introduction BS EN 1504 – standards for products and systems for the protection and repair of concrete structures – definitions, requirements, quality control and evaluation of conformity provides a comprehensive set of standards for concrete repair. The 10 documents which form BS EN 1504 are complex and provide information not only to those specifying and...
25 July 2019 - 11:55, by , in concrete repair, Concrete Strengthening, Waterproofing, Comments off
The Sika® Injection Systems for the different Applications Waterproofing of Construction Joints Sealing of construction joints in concrete structures Sika® Injection-29 Low viscous, flexible and solvent-free polyacrylic injection resin with a high solids content. It is used for the injection of the Sika® Injectoflex Hose System. Sika® Injection-2011 Low viscous, flexible and solvent-free polyurethane injection...
23 July 2019 - 10:21, by , in concrete repair, Concrete Strengthening, Waterproofing, Comments off
Repair Strategy Material selection Method selection Support Design Safety Precaution Costs Logistics   Process Re-bars – Undercutting – Cleaning – Repair – Protect Concrete – Surface preparation – Bonding – Apply new material   Performance Requirements of Concrete Repair Protection of Rebars Aesthetics Integrity and Compatibility (with substrate) Carry loads Waterproofing   Repair Systems Selection...
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