# Revision of Class D Airspace; NAS JRB (Carswell Field), Fort Worth, TX
> **Rule** · Final Rule. · Published 1999-12-17 · 64 FR 70565
## Document
- **Document number:** 99-32769
- **Category:** airspace
- **Type:** Rule
- **Action:** Final Rule.
- **Citation:** 64 FR 70565
- **Publication date:** 1999-12-17
- **FAA docket:** Airspace Docket No. 99-ASW-19
## Abstract

This action revises Class D airspace extending upward from the surface to and including 3,000 feet mean seal level (MSL), within a 4.5-mile radius of the Naval Air Station (NAS) Joint Reserve Base (JRB) Carswell Field, Fort Worth, TX. This action is prompted by the U.S. Navy request to enhance flight safety and reduce the mid-air collision potential for aircraft operating in the vicinity of NAS JRB Carswell Field, Fort Worth, TX. The intended effect of this proposal is to provide adequate controlled airspace for aircraft operating in the vicinity of NAS JRB Carswell Field, Fort Worth, TX.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1999/12/17/99-32769/revision-of-class-d-airspace-nas-jrb-carswell-field-fort-worth-tx)
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