The harmful effects of noise: the noise reduces the sensitivity of the hearing, after long time will do will affect the ear, causing heavy ears, deaf ears. The noise is intense and on average will cause the central nervous system stimulation, causing disorders of the nervous function, acting on the body, other body systems. Furthermore, the noise with powerful intensity causes for human diseases headache, dizziness, feeling scared, angry unjustly, unstable mental status, alter the cardiovascular system attached to the normal forces of Zhang disorders blood vessels, heart rhythm disorder, cause high blood pressure. The noise resulting from construction activities is inevitable, yet the source of this pollution is only temporary in nature and only local impact during the construction of the project. Therefore, the owner of the construction works will have specific plans and use of construction equipment in a day, the best media choices can be to reduce incidental noise sources, avoid operating the device at the same time causing noise.
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