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... Head: Noise Level Noise Level [Institute’s Noise Level With exponentially increasing population, a competitive war to improve living standards, increasing sluggishness and busy life has dampened walking among people and augmented an unlimited use of road transport ranging from public bus to a private car. Road transportation vehicles have varied noise levels. The sources of noise from vehicles are engine, exhaust, and friction of wheels. Auto rickshaw is best epitome in this case, as it creates a chronic pain not only for a consumer but also for everyone who is by mistake near it. In order to maximize private benefits of road transportation, people very conveniently discounted the external cost...