Maryland Transportation Authority

Noise Wall Placement

Below are the most current maps showing where noise walls have been or will be located.

• Noise Senitive Areas (NSA): Overview[PDF 1005K]
• NSA 1-01[PDF 979K]
• NSA 1-02[PDF 1082K]
• NSA 1-03[PDF 1195K]
• NSA 1-04[PDF 1195K]
• NSA 1-05[PDF 810K]
• NSA 1-06[PDF 762K]
• NSA 2-01[PDF 819K]
• NSA 2-02[PDF 1010K]
• NSA 2-08[PDF 765K]
• NSA 2-10[PDF 826K]
• NSA 3-01[PDF 670K]
• NSA 3-04[PDF 672K]
• NSA 3-05[PDF 660K]
• NSA 3-07[PDF 751K]
• NSA 3-13[PDF 1009K]
• NSA 3-14[PDF 801K]
• Noise Sensitive Areas: Segments[PDF44K]

A typical noise wall.