Sound barriers may be considered for new construction or reconstruction of highways. New construction is building a highway on a new location.
Reconstruction involves physically altering an existing highway.
Consideration of noise abatement as part of construction or reconstruction projects is mandatory whenever traffic noise impacts are predicted. During the development stage of a proposed highway project, area residents and local officials will be kept informed about the project. Public documents . Design Public Hearing . Proposed noise abatement measures will be presented and discussed at the Design Public Hearing.