whitepaper: Waterproofing within Expansion Joint Systems

When it comes to building design, it’s a forgone and obvious conclusion that one of the goals is to keep the outside out and the inside in. This is called creating the building envelope, and one primary purpose is to provide a safe and comfortable environment for the folks inside the building. The challenge, of course, is that Mother Nature plays by her own rules, and many times the outside doesn’t stay … well, outside. Elements like wind and water batter a building. Temperature shifts swing from freezing to baking and back again. Then there’s the manmade factor of noise, most often the sound of traffic in parking decks and adjacent streets. And if we think about it, expansion joints can be a big failure point … think of slicing a building all the way through – like a layer cake – an