Is the house on the elevated side of the third district of Hushujia in Suzhou noisy?

The houses on the elevated side of the third district of Hushujia in Suzhou are very noisy. In fact, the houses next to the viaduct are very noisy, but there is a relative comparison value. If the distance between the building and the viaduct is less than 30 meters, the loudest noise is between the fifth floor and the 10 floor. If the distance between the building and the viaduct is between 30 meters and 100 meters, then the loudest noise is between 10 and 30 floors. If the distance between the building and the viaduct is between 100 m and 300 m, then the loudest is the house above 15 floor. If the distance between the building and the viaduct exceeds 300 meters, then only the ground floor is relatively quiet.