As many buildings were already built around Kowloon City Road and Ma Tau Wai Road before East Kowloon Corridor was constructed, residents in the district, especially those living in lower floors of buildings on the sides of the flyover, were strongly affected by the noise generated from car engines during rush hour.
Given that many structures had already been built around Kowloon City Road and Ma Tau Wai Road prior to the construction of East Kowloon Corridor, residents in the area, especially those living on lower floors of buildings adjacent to the flyover, were substantially affected by the noise generated from car engines during peak hours.