Building Restriction Line (BRL) definition

Building Restriction Line (BRL) means a line which identifies suitable building area locations on airports. The BRL should encompass the runway protection zones, the runway object free area, the runway visibility zones, NAVAID critical areas required for terminal instrument procedures, and areas addressed under 14 CFR Part 77 Subpart C (Airport Imaginary Surfaces) to a point where the surfaces obtain a height of at least 35 feet above the primary surface.
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Examples of Building Restriction Line (BRL) in a sentence

  • This task will also confirm and/or make recommendations for revisions to the Building Restriction Line (BRL).