FR 2021-02482

Overview

Title

Amendment of Class D Airspace, and Class E Airspace; Smyrna, TN

Agencies

ELI5 AI

The people who help planes fly safely have changed some rules about where planes can fly high in the sky near the airport in Smyrna, Tennessee, to keep everyone safe. Now, planes need different sky zones to fly between that are a little smaller and go farther out to help them avoid bumping into each other.

Summary AI

The Federal Aviation Administration (FAA) has issued a final rule that changes the Class D and Class E airspace around Smyrna Airport in Tennessee. These amendments are meant to ensure the safety of aircraft operations in the area by adjusting the distance and altitude limits of the controlled airspace. Specifically, the rule reduces the ceiling of Class D airspace from 3,000 feet to 2,500 feet and extends the radius of Class E airspace from 9 miles to 11.5 miles. This regulatory action was determined to have a minimal impact and thus does not require a regulatory evaluation or an environmental assessment.

Abstract

This action amends Class D airspace and Class E airspace extending upward from 700 feet above the surface at Smyrna Airport, Smyrna, TN. An evaluation of airspace in the area determined that this airport required an adjustment of Class D and E airspaces. Controlled airspace is necessary for the safety and management of instrument flight rules (IFR) operations in the area.

Type: Rule
Citation: 86 FR 10812
Document #: 2021-02482
Date:
Volume: 86
Pages: 10812-10814

AnalysisAI

The document issued by the Federal Aviation Administration (FAA) implements changes to the airspace around Smyrna Airport in Tennessee. This final rule amends the Class D and Class E airspace with the objective of enhancing the safety and management of instrument flight rules (IFR) operations in the area. The adjustments involve a reduction in the ceiling of Class D airspace from 3,000 to 2,500 feet and an increase in the radius of Class E airspace from 9 miles to 11.5 miles. The FAA considers these updates necessary to ensure the safe operation of aircraft within this zone.

Significant Issues and Concerns

Several notable issues arise from the document. First, implementing these changes might involve costs for the airports involved, as they must update charts, notices, and equipment to maintain compliance. While these are indirect costs, the document does not provide detailed insights into the financial or operational impacts that airlines and pilots might face.

The language utilized in the "Regulatory Notices and Analyses" section could be challenging for those unfamiliar with regulatory jargon, such as "significant regulatory action," or references to executive orders, which might obscure understanding for a general audience. Additionally, the document references various amendments and orders without thorough descriptions, potentially leading to confusion among readers unfamiliar with these bureaucratic procedures.

Moreover, the historical correction from the incorrect bearing of 181° to 184° for the southern Class D extension might seem minor but highlights the importance of attention to detail in regulatory documents. Furthermore, a clearer emphasis on the effective dates and their coordination, particularly in relation to the annual FAA Order revision, could improve clarity and prevent misunderstandings.

Lastly, terms like "Class D airspace" and "Class E airspace" assume a certain level of aviation knowledge; providing definitions or context could help non-specialists better comprehend the implications of these terms.

Impact on the Public and Specific Stakeholders

The broader public may not feel a direct effect of the airspace changes unless they are involved in aviation-related activities in the area. However, travelers flying to and from Smyrna Airport could indirectly experience improved safety and efficiency in flight operations.

For specific stakeholders, such as airport management, airlines, and private pilots, the impact is more pronounced. Airports must absorb costs associated with executing new procedures and updating navigational aids. Airlines and other aircraft operators might need to adjust their flight operations based on the new airspace designations, though the document suggests that these changes should minimally influence operations.

While ensuring airspace safety is a positive outcome, it is equally important for stakeholders to consider potential operational disruptions and cost implications. Comprehensive communication and preparation will be essential to help these groups transition smoothly to the new regulations.

Overall, this regulatory adjustment underscores an ongoing effort to align FAA rules with the evolving demands of air travel, balancing safety enhancement with operational realities.

Issues

  • • The rule change regarding Class D and Class E airspace changes may involve costs for the airports involved to implement necessary changes on charts, notices, and equipment to maintain compliance.

  • • There may be indirect costs or operational impacts on airlines and other aircraft operators using the affected airspace, though these costs are not detailed in the document.

  • • The language used in the 'Regulatory Notices and Analyses' section regarding the economic impact could be made clearer for readers not familiar with terms like 'significant regulatory action' or references to Executive Orders.

  • • The document references multiple amendments and orders (e.g., FAA Order 7400.11E), but provides minimal explanation about how these interact, which may be confusing for those unfamiliar with the regulatory context.

  • • There is a minor discrepancy with the historical data, where the southern Class D extension was originally indicated with an incorrect bearing that had to be corrected from 181° to 184° during the process, but this is now resolved.

  • • The effective date and coordination of these airspace changes (specifically noting the alignment with the FAA Order 7400.11 annual revision) could be emphasized more clearly to prevent misunderstandings.

  • • Terms like 'Class D airspace' and 'Class E airspace' are used frequently with the assumption that the reader understands their meanings; a brief definition or context could enhance understanding for non-specialist readers.

Statistics

Size

Pages: 3
Words: 1,973
Sentences: 68
Entities: 232

Language

Nouns: 710
Verbs: 111
Adjectives: 56
Adverbs: 42
Numbers: 176

Complexity

Average Token Length:
4.39
Average Sentence Length:
29.01
Token Entropy:
5.36
Readability (ARI):
17.19

Reading Time

about 6 minutes