# Special Conditions: Boeing Model 747-8/-8F Airplanes; Interaction of Systems and Structures
> **Rule** · Final special conditions. · Published 2009-08-12 · Effective 2009-09-11 · 74 FR 40479
## Document
- **Document number:** E9-19246
- **Category:** other
- **Type:** Rule
- **Action:** Final special conditions.
- **Citation:** 74 FR 40479
- **Publication date:** 2009-08-12
- **Effective date:** 2009-09-11
- **FAA docket:** Docket No. NM400
## Abstract

These special conditions are issued for the Boeing Model 747- 8/-8F airplanes. These airplanes will have a novel or unusual design feature(s) that will affect structural performance. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/08/12/E9-19246/special-conditions-boeing-model-747-8-8f-airplanes-interaction-of-systems-and-structures)
---
*AI Analytics · CC0 1.0*