# Establishment of Class D Airspace; Eau Claire, WI
> **Rule** · Direct final rule; request for comments. · Published 2005-09-06 · Effective 2005-10-27 · 70 FR 52903
## Document
- **Document number:** 05-17571
- **Category:** airspace
- **Type:** Rule
- **Action:** Direct final rule; request for comments.
- **Citation:** 70 FR 52903
- **Publication date:** 2005-09-06
- **Effective date:** 2005-10-27
- **FAA docket:** Docket No. FAA-2005-21256
## Abstract

This document establishes Class D airspace at Eau Clair, WI. A control tower is currently under construction at Chippewa Valley Regional Airport. Controlled airspace extending upward from the surface is required when the control tower is operational. This action establishes a radius of controlled airspace for Eau Clair, WI.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2005/09/06/05-17571/establishment-of-class-d-airspace-eau-claire-wi)
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