## 50883 Federal Register / Vol. 79, No. 165 / Tuesday, August 26, 2014 / Proposed Rules

Amendment 39–17742 (79 FR 10331, February 25, 2014). For airplanes equipped with any electrical wiring HBMU installed in accordance with any FAA supplemental type certificate specified in table 1 of paragraph 1.A., ‘‘Effectivity,’’ of Bombardier Service Bulletin 700–30–021, Revision 01, dated November 21, 2012: Within 800 flight hours or 15 months after April 1, 2014 (the effective date of AD 2014–03–05), whichever occurs first, modify the air data probes and sensors, in accordance with the Accomplishment Instructions of Bombardier Service Bulletin 700–30–021, Revision 01, dated November 21, 2012.
(h) New Modification

For airplanes equipped with any electrical wiring HBMU installed in accordance with any FAA supplemental type certificate specified in table 2 of paragraph 1.A., ‘‘Effectivity,’’ of Bombardier Service Bulletin 700–30–021, Revision 01, dated November 21, 2012: Within 800 flight hours or 15 months after the effective date of this AD, whichever occurs first, modify the air data probes and sensors, in accordance with the Accomplishment Instructions of Bombardier Service Bulletin 700–30–021, Revision 01, dated November 21, 2012.

(i) Credit for Previous Actions

This paragraph provides credit for actions required by paragraph (g) or (h) of this AD, if those actions were performed before the effective date of this AD using Bombardier Service Bulletin 700–30–021, dated August 28, 2012, which is not incorporated by reference in this AD.
(j) Other FAA AD Provisions

The following provisions also apply to this AD:

(1) Alternative Methods of Compliance (AMOCs): The Manager, New York Aircraft Certification Office (ACO), ANE–170, 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 ACO, send it to ATTN: Program Manager, Continuing Operational Safety, FAA, New York ACO, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516–228–7300; fax 516–794–5531. 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. The AMOC approval letter must specifically reference this AD.

(2) Contacting the Manufacturer: For any requirement in this AD to obtain corrective actions from a manufacturer, the action must be accomplished using a method approved by the Manager, New York ACO, ANE–170, Engine and Propeller Directorate, FAA; or Transport Canada Civil Aviation (TCCA); or Bombardier, Inc.’s TCCA Design Approval Organization (DAO). If approved by the DAO,the approval must include the DAOauthorized signature. (k) Related Information (1) Refer to Mandatory Continuing Airworthiness Information (MCAI) Canadian Airworthiness Directive CF–2012–32, dated December 13, 2012, for related information. This MCAI may be found in the AD docket on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA–2014–0582.

(2) For service information identified in this AD, contact Bombardier, Inc., 400 Co ˆ teVertu Road West, Dorval, Que  ́bec H4S 1Y9, Canada; telephone 514–855–5000; fax 514– 855–7401; email thd.crj@ aero.bombardier.com; Internet http:// www.bombardier.com. You may view this service information at the FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., Renton, WA. For information on the availability of this material at the FAA, call
425–227–1221.

Issued in Renton, Washington, on August 15, 2014. Michael Kaszycki, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service.
[FR Doc. 2014–20223 Filed 8–25–14; 8:45 am]

**BILLING CODE 4910–13–P**



### ENVIRONMENTAL PROTECTION **AGENCY**

**40 CFR Part 52**

**[EPA–R08–OAR–2013–0006; FRL–9915–74– Region 8]** 



### Approval and Promulgation of Air **Quality Implementation Plans; Wyoming; Revisions to the Wyoming**  **Air Quality Standards and Regulations; Ambient Standards for Particulate**  **Matter and for Lead**

**AGENCY** 

### : Environmental Protection Agency (EPA).

**ACTION** 

### : Proposed rule.

**SUMMARY** 

### : The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the State of Wyoming. The revision affects Wyoming’s Air Quality Standards and Regulations (WAQSR) regarding ambient standards for particulate matter and for lead (Pb). This action is being taken under section 110 of the Clean Air Act (CAA).

**DATES** 

### : Written comments must be received on or before September 25,
2014.

**ADDRESSES** 

### : Submit your comments, identified by Docket ID No. EPA–R08– OAR–2013–0006, by one of the following methods:

• http://www.regulations.gov. Follow the on-line instructions for submitting
comments.

• Email: pratt.steven@epa.gov. • Fax: (303) 312–6064 (please alert the individual listed in the **FOR FURTHER**
**INFORMATION CONTACT** 

### if you are faxing comments).

• Mail: Director, Air Program, EPA, Region 8, Mailcode 8P–AR, 1595 Wynkoop Street, Denver, Colorado
80202–1129.

• Hand Delivery: Director, Air Program, EPA, Region 8, Mailcode 8P– AR, 1595 Wynkoop, Denver, Colorado 80202–1129. Such deliveries are only accepted Monday through Friday, 8:00 a.m. to 4:30 p.m., excluding Federal holidays. Special arrangements should be made for deliveries of boxed information.

Please see the direct final rule which is located in the Rules Section of this Federal Register for detailed instruction on how to submit comments.

**FOR FURTHER INFORMATION CONTACT** 

### : Steven Pratt, Air Program, EPA, Region 8, Mailcode 8P–AR, 1595 Wynkoop, Denver, Colorado 80202–1129, (303) 312–6575, pratt.steven@epa.gov.

**SUPPLEMENTARY INFORMATION** 

### : In the ‘‘Rules and Regulations’’ section of this Federal Register , EPA is approving Wyoming’s SIP revision as a direct final rule without prior proposal because the Agency views this as a noncontroversial SIP revision and anticipates no adverse comments. A detailed rationale for the approval is set forth in the preamble to the direct final rule. If EPA receives no adverse comments, EPA will not take further action on this proposed rule. If EPA receives adverse comments, EPA will withdraw the direct final rule and it will not take effect. EPA will address all public comments in a subsequent final rule based on this proposed rule. EPA will not institute a second comment period on this action. Any parties interested in commenting must do so at this time. Please note that if EPA receives adverse comment on an amendment, paragraph, or section of this rule and if that provision may be severed from the remainder of the rule, EPA may adopt as final those provisions of the rule that are not the subject of an adverse comment. See the information provided in the Direct Final action of the same title which is located in the Rules and Regulations Section of this Federal Register

.

Authority: 42 U.S.C. 7401 et seq. Dated: August 5, 2014. Shaun L. McGrath, Regional Administrator, Region 8.
[FR Doc. 2014–20224 Filed 8–25–14; 8:45 am]

**BILLING CODE 6560–50–P**