## 53159 Federal Register / Vol. 77, No. 170 / Friday, August 31, 2012 / Proposed Rules

(b) Affected ADs

This AD affects AD 2008–24–08, Amendment 39–15748 (73 FR 72320, November 28, 2008). (c) Applicability

This AD applies to The Boeing Company Model 737–600, –700, –700C, –800, –900, and –900ER series airplanes; certificated in any category; with Goodrich Corporation door escape slide part number (P/N) 5A3307– 1, –3, –5, or –301, serial number (S/N) BNG0001 through BNG14499 inclusive. (d) Subject

Joint Aircraft System Component (JASC)/ Air Transport Association (ATA) of America Code 25, Equipment/Furnishings.
(e) Unsafe Condition

This AD was prompted by reports of escape slides failing to deploy from the forward and aft right-hand doors during scheduled maintenance slide deployments. We are issuing this AD to prevent failure of an escape slide to deploy, which could result in the slide being unusable during an emergency evacuation and increased likelihood of injury to passengers or crewmembers due to the difficulty in evacuating the airplane. (f) Compliance

Comply with this AD within the compliance times specified, unless already done. (g) Slide Modification

Within 36 months after the effective date of this AD: Modify the escape slide in accordance with the Accomplishment Instructions of Goodrich Service Bulletin 5A3307–25–389, Revision 2, dated May 4,
2012. (h) Concurrent Requirements

(1) For slide P/N 5A3307–301: Prior to or concurrently with accomplishing the actions required by paragraph (g) of this AD, modify the escape slide in accordance with the Accomplishment Instructions of Goodrich Service Bulletin 5A3307–25–339, Revision 5, dated May 4, 2012.

(2) For slide P/N 5A3307–301 or 5A3307– 5: Prior to or concurrently with accomplishing the actions required by paragraph (g) of this AD, modify the Vespel piston in the regulator valves, or replace the Vespel piston with a new or serviceable Vespel piston P/N 3A3566–2 or 3A3832–2, as applicable, in accordance with the Accomplishment Instructions of Goodrich Service Bulletin 25–349, Revision 1, dated January 11, 2010.
(i) Credit for Previous Actions

(1) This paragraph provides credit for the actions required by paragraph (h)(1) of this AD, if those actions were performed before the effective date of this AD using Goodrich Service Bulletin 5A3307–25–339, Revision 1, dated September 26, 2003; Revision 2, dated March 31, 2004; Revision 3, dated May 8, 2009; or Revision 4, dated October 1, 2011; which are not incorporated by reference in this AD. (2) This paragraph provides credit for the modification or replacement of the Vespel piston in the regulator valves required by paragraph (h)(2) of this AD, if those actions were performed before the effective date of this AD using Goodrich Service Bulletin 25– 349, dated September 15, 2004, which is not incorporated by reference in this AD.
(j) Alternative Methods of Compliance (AMOCs)

(1) The Manager, Seattle Aircraft Certification Office (ACO), FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or local Flight Standards District Office, as appropriate. If sending information directly to the manager of the ACO, send it to the attention of the person identified in the Related Information section of this AD. Information may be emailed to: 9-ANMSeattle-ACO-AMOC-Requests@faa.gov.

(2) Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the local flight standards district office/ certificate holding district office.

(k) Related Information

(1) For more information about this AD, contact Sarah Piccola, Aerospace Engineer, Cabin Safety & Environmental Systems Branch, ANM–150S, Seattle Aircraft Certification Office (ACO), FAA, 1601 Lind Avenue SW., Renton, Washington 98057– 3356; phone: 425–917–6483; fax: 425–917– 6590; email: sarah.piccola@faa.gov.

(2) For service information identified in this AD, contact Goodrich Corporation, Aircraft Interior Products, ATTN: Technical Publications, 3414 South Fifth Street, Phoenix, Arizona 85040; phone: 602–243– 2270; Internet: http://www.goodrich.com/ TechPubs. You may review copies of the referenced service information at the FAA, Transport Airplane Directorate, the FAA, 1601 Lind Avenue SW., Renton, Washington. For information on the availability of this material at the FAA, call 425–227–1221.

Issued in Renton, Washington, on August 24, 2012. Ali Bahrami, Manager, Transport Airplane Directorate, Aircraft Certification Service.
[FR Doc. 2012–21556 Filed 8–30–12; 8:45 am]

**BILLING CODE 4910–13–P** 

### DEPARTMENT OF TRANSPORTATION

**Federal Aviation Administration**

**14 CFR Part 71**

**[Docket No. FAA–2012–0661; Airspace Docket No. 09–AWA–4]** 

**RIN 2120–AA66**


### Proposed Amendment to Class B **Airspace; Detroit, MI**

Correction

In proposed rule document 2012– 19902, beginning on page 48476–48491 in the issue of Thursday, August 14, 2012, make the following corrections:

1. In the first column titled ‘‘Area C’’, third paragraph, fifth line, ‘‘5-mile arc’’ should read, ‘‘15 mile arc.’’

2. In the first column titled ‘‘Area C’’, third paragraph, eighth line, ‘‘5-mile arc’’ should read, ‘‘15 mile arc.’’

3. In the first column titled ‘‘Area C’’, third paragraph, twenty-second line, ‘‘5- mile arc’’ should read, ‘‘15 mile arc.’’

4. In the first column titled ‘‘Area C’’, third paragraph, twenty-third line, ‘‘5- mile arc’’ should read, ‘‘15 mile arc.’’

5. In the second column titled ‘‘Area D’’, first paragraph, eighth line, ‘‘5-mile arc’’ should read, ‘‘15 mile arc.’’

6. In the second column titled ‘‘Area D’’, first paragraph, eleventh line, ‘‘5- mile arc’’ should read, ‘‘15 mile arc.’’

7. In the second column titled ‘‘Area E’’, first paragraph, twenty-fourth line, ‘‘5-mile arc’’ should read, ‘‘15 mile arc.’’

8. In the second column titled ‘‘Area E’’, first paragraph, twenty-seventh line, ‘‘5-mile arc’’ should read, ‘‘15 mile arc.’’

[FR Doc. C1–2012–19902 Filed 8–30–12; 8:45 am]

**BILLING CODE 1505–01–D**



### DEPARTMENT OF TRANSPORTATION

**Federal Aviation Administration**

**14 CFR Parts 91, 121, 125, and 135**

**[Docket No. FAA–2012–0752]**


### Passenger Use of Portable Electronic **Devices on Board Aircraft**

**AGENCY** 

### : Federal Aviation Administration (FAA), DOT.

**ACTION** 

### : Notice of policy; request for
comments.

**SUMMARY** 

### : The FAA seeks comments on current policy, guidance, and procedures that aircraft operators (ranging from pilots of general aviation aircraft up to and including air carrier certificate holders at the major airlines) use when determining if passenger use of portable electronic devices (PEDs)