# Revocation of Class D and E Airspace; Big Delta, AK
> **Rule** · Final Rule. · Published 2010-06-18 · Effective 2010-09-23 · 75 FR 34624
## Document
- **Document number:** 2010-14690
- **Category:** airspace
- **Type:** Rule
- **Action:** Final Rule.
- **Citation:** 75 FR 34624
- **Publication date:** 2010-06-18
- **Effective date:** 2010-09-23
- **FAA docket:** Docket No. FAA-2010-0083
## Abstract

This action revokes Class D and E airspace at Big Delta, AK, to eliminate duplicated controlled airspace serving Allen Army Airfield. The FAA is taking this action to enhance safety and management of Instrument Flight Rules (IFR) operations at Allen Army Airfield.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/06/18/2010-14690/revocation-of-class-d-and-e-airspace-big-delta-ak)
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