National Standards for Communication Tower Construction
48-2023: Criteria For Safety Practices With The Construction, Demolition, Modification And Maintenance Of Communication Structures establishes criteria for safe work practices and training for personnel performing work on communication structures. Environmental Assessments (EAs)—for actions that may have significant environmental effects, an EA is prepared to analyze potentially significant impacts. If no significant impacts are found, the agency issues a Finding of No Significant Effect (FONSI). According to the Federal Communication Commission's 2000 Antenna Structure Registry, the number of lighted towers greater than 199'feet above ground level currently number over 45,000 and the total number of towers over 74,000.
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