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6 September 2019 - 14:57, by Le Fong, in blast mitigation, No comments

Blast Resistant Design Sources of Explosions Condensed phase explosions (high explosives) Vapor cloud explosions Combustible dust explosions Bursting pressure vessels Boiling liquid expanding vapor explosion Rapid phase transition Who is interested in Explosions? Military – Design facilities to resist hostile weapons, terrorist threats – Targeting/weaponeering of hostile facilities – Munitions storage and handling Industry – Oil...

Blast Load – Effects on Structures

6 September 2019 - 14:33, by Le Fong, in blast mitigation, No comments

BLAST LOAD: EXPLOSIONS AND EFFECTS ON STRUCTURES EXPLOSIONS The sudden release of potential energy and the rapid expansion of gases. The released potential energy is accompanied by – heat, – sound and, – high pressure Expanded hot gases pushes out surrounding Layer of compressed air is formed in front of the hot gases, called shock...

Understanding Dampness and Condensation

5 August 2019 - 14:13, by Le Fong, in Waterproofing, No comments

Biological Defects on the Buildings

2 August 2019 - 12:32, by Le Fong, in Waterproofing, No comments

Why is biology a problem • Many building materials have great attraction to living organisms – As food – As shelter • Some organisms just push buildings out of their way • Some organisms change the environment that a building exists in Fungi • Fungi (moulds) are amongst the most damaging biological agents in...

NEW TECHNOLOGIES OF WATERPROOFING IN RESIDENTIAL BUILDINGS

21 June 2019 - 10:36, by Le Fong, in Waterproofing, Waterproofing Membrane, Waterproofing Singapore, No comments

INTRODUCTION In spite of many fold advancement made in concrete technology and ability to produce high quality concrete, it has not been possible to really make waterproof structures. The problem of waterproofing of roofs, walls, bathrooms, toilets, kitchens, basements, swimming pools and water tanks etc. have not been much reduced. There are number of materials...

Rising Damp Treatment

3 June 2019 - 15:48, by Le Fong, in PU Injection, Waterproofing Singapore, No comments

Rising Damp is one of the many types of water ingress issues our clients face. The issue with rising damp is that it often goes on inside walls, undetected for a long time, slowly damaging the structure of buildings. Early visible signs of rising damp may be subtle enough not to raise the alarm of...

Typical Sources of Basement Foundation Leaks

3 June 2019 - 15:33, by Le Fong, in Basement Waterproofing, No comments

In this article we provide you with real life examples of what basement leaks look like so that you can recognize the cause of the water in your basement. This knowledge will speed up the process of getting the basement leak repaired if you have a leaking foundation. Introduction to basement leaks Having conducted...

Waterproofing Basement Walls: Costs and Options

3 June 2019 - 15:25, by Le Fong, in Basement Waterproofing, No comments

If you’re trying to figure out how to cure a wet or musty basement, you’re probably curious about advertisements for products that claim to waterproof basement walls. So you wonder: Is it really possible to dry out a basement simply by sealing the walls? Yes, it is possible — but to make sure you’re choosing...

8 Solutions for Fixing A Wet Basement — Plus, How to Keep It Dry

3 June 2019 - 15:13, by Le Fong, in Basement Waterproofing, No comments

Getting water out of your basement and fixing the underlying problems are two of the most important things you can do to protect the value of your home and health of your family. Not only does a wet basement feel and smell nasty, it poses a great risk to your home’s value. Left unchecked, basement...

4 Reasons Why Every Contractor Should Use a Thermal Imaging Camera

25 April 2019 - 11:48, by Le Fong, in Waterproofing, Waterproofing Singapore, No comments

Thermal imaging cameras are handheld instruments that measure the heat differential of objects in the view of the camera. Like most technology, capabilities are getting better and better, as well as more affordable than ever, like the pocket sized smart phone attachment, the FLIR One, which we wrote about recently. Thermal imagers have many great...

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