But that’s the case with Penn­DOT’s Highland Park Interchange Project for which locally based, award-winning artist Brian Peters designed unique sound barrier walls. The wavy design is ...
Walls are mostly R-16 or higher, ceilings and attics are mostly R-30 or higher. Other things to be considered are sound barriers and fire rating’. Fitting fiberglass insulation is simple ...
But those walls were actually constructed for noise reduction. More from Transportation Most people think that the walls alongside highways, often made of concrete, brick, or wood, are for crash ...
But those walls were actually constructed for noise reduction. More from Transportation Most people think that the walls alongside highways, often made of concrete, brick, or wood, are for crash ...