The product is the first of its kind, there’s nothing else like it anywhere. It was developed by using stochastic modelling approach that take into account uncertainties of acoustic and movement of sources and random movement of workers. The product have worn national and international medals including MRCIE 2015, MTE 2015, ITEX 2016 and ICAN 2016. Noise map provides important information for noise environment and noise risk for workers as well as people live vicinity of open site activities.