Noise barrier
The sound barrier panels covered by this specification shall be manufactured and installed having an acoustically perforated absorptive surface with the absorptive side facing the primary noise source.
The sound barrier wall system shall be a modular design that is resistant to water/moisture, non-corrosive, non-conductive, lightweight, and be made in any color to match customer requirements. Panels
The panels shall be produced by injection molding to form an encasement or box type unit. The molding material is a high-density polyethylene with antioxidant additives, UV stabilizers, color dyed from certified raw material.
Longitudinally arranged channel sections on the bottom of the panel to form a tongue and groove interlock joint when stacked. The interior base plate is sloped and has weep holes for drainage. Internal ribs are provided for ventilation and to hold the acoustic filler materials in place.
Each panel is furnished with a fluted sheet pile configuration, solid faced on one side and with a *3% open perforated area on the opposite side. Both sides may be perforated for special applications.
