Flat roofing repairs, particularly in confined spaces, have long been known to cause discomfort to operatives and those living or working nearby. Fumes, odours and vapours can cause headaches, dizziness, nausea and lung irritation. They may also irritate the skin, eyes, nose and throat. These ...
A natural occurrence of someone walking is human induced vibrations. The effects of these vibrations aren’t life and death but can impact structures in a variety of ways, whether they’re buildings or bridges. Although not as serious as structural failure, minimising vibrations is a part ... http://talk.build/blogs/15/358/why-engineers-must-minimise-human-induced-vibrations-in-their-de
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