# Establishment of United States Area Navigation (RNAV) Route T-388 in the Vicinity of Port Heiden, AK
> **Rule** · Final rule. · Published 2023-07-20 · Effective 2023-10-05 · 88 FR 46687
## Document
- **Document number:** 2023-15323
- **Category:** other
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 88 FR 46687
- **Publication date:** 2023-07-20
- **Effective date:** 2023-10-05
- **FAA docket:** Docket No. FAA-2022-0266
## Abstract

This action establishes United States Area Navigation (RNAV) T-route T-388, in the vicinity of Port Heiden, AK, in support of a large and comprehensive T-route modernization project for the state of Alaska.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2023/07/20/2023-15323/establishment-of-united-states-area-navigation-rnav-route-t-388-in-the-vicinity-of-port-heiden-ak)
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