Federal Aviation Administration 2009 – Federal Register Recent Federal Regulation Documents
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Revisions to Digital Flight Data Recorder Regulations for Boeing 737 Airplanes and for All Part 125 Airplanes
The Federal Aviation Administration (FAA) is amending a final rule published in the Federal Register on December 2, 2008. That final rule amended the regulations governing flight data recorders to increase the number of digital flight data recorder parameters for all Boeing 737 series airplanes manufactured after August 18, 2000. The rule also adopts a prohibition on deviations from flight recorder requirements for all airplanes operated under part 125. In our changes to part 125, the FAA incorrectly referenced the appendix containing airplane flight recorder specifications as appendix M when it is actually appendix E.
Revisions to Cockpit Voice Recorder and Digital Flight Data Recorder Regulations
The Federal Aviation Administration (FAA) is amending a final rule published in the Federal Register on March 7, 2008. That final rule amended cockpit voice recorder and digital flight data recorder regulations affecting certain air carriers, operators, and aircraft. In that final rule, the FAA failed to include conforming amendments to certain operating rules to ensure that certain new requirements apply to only newly manufactured aircraft.
Membership in the National Parks Overflights Advisory Group Aviation Rulemaking Committee
By Federal Register notice (See 74 FR 16442; April 10, 2009) the National Park Service (NPS) and the Federal Aviation Administration (FAA) invited interested persons to apply to fill six upcoming openings on the National Parks Overflights Advisory Group (NPOAG) Aviation Rulemaking Committee (ARC). The notice invited interested persons to apply to fill six vacancies representing commercial air tour operators (2), general aviation (1), Native American tribal (1), and environmental (2) concerns due to the incumbent members' completion of three-year term appointments on October 9, 2009. This notice informs the public of the persons selected to fill four of the six vacancies on the NPOAG ARC. Vacancies filled include the two commercial tour operator openings, the general aviation opening, and one of the environmental openings. Since the previous notice did not draw enough responses from individuals for the Native American tribal opening or the remaining environmental vacancy, NPS and FAA are also using this notice to invite other interested individuals to apply for these two remaining openings. If you responded to the initial notice, for either the Native American tribal or environmental openings, you will still be under consideration and need not re-apply.
Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-6, PC-6-H1, PC-6-H2, PC-6/350, PC-6/350-H1, PC-6/350-H2, PC-6/A, PC-6/A-H1, PC-6/A-H2, PC-6/B-H2, PC-6/B1-H2, PC-6/B2-H2, PC-6/B2-H4, PC-6/C-H2, and PC-6/C1-H2 Airplanes
We propose to adopt a new airworthiness directive (AD) for the products listed above that would supersede an existing AD. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Office of Commercial Space Transportation; Notice of Availability of the Environmental Assessment and Finding of No Significant Impact for Pegasus Launches at the U.S. Army Kwajalein Atoll Ronald Reagan Ballistic Missile Defense Test Site
In accordance with the National Environmental Policy Act of 1969, as amended (NEPA) (42 U.S.C. 4321 et seq.), Council on Environmental Quality NEPA implementing regulations (40 CFR Parts 1500- 1508), and FAA Order 1050.1E, Change 1, the FAA is announcing the availability of the Environmental Assessment (EA) and Finding of No Significant Impact (FONSI) for Pegasus Launches at the U.S. Army Kwajalein Atoll Ronald Reagan Ballistic Missile Defense Test Site (USAKA/RTS).
Airworthiness Directives; EADS-PZL “Warszawa-Okęcie” S.A. Model PZL-104 WILGA 80 Airplanes
We are superseding an existing airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Airworthiness Directives; Dassault Model Falcon 2000EX Airplanes
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Airworthiness Directives; Boeing Model 777 Airplanes
The FAA is superseding an existing airworthiness directive (AD), which applies to all Boeing Model 777 airplanes. That AD currently requires, for the drive mechanism of the horizontal stabilizer, repetitive detailed inspections for discrepancies, repetitive lubrication of the ballnut and ballscrew, repetitive measurements of the freeplay between the ballnut and the ballscrew, and corrective action if necessary. This new AD revises the compliance times of the existing AD. This AD results from a report of extensive corrosion of a ballscrew in the drive mechanism of the horizontal stabilizer on a Boeing Model 757 airplane, which is similar in design to the ballscrew on Model 777 airplanes. We are issuing this AD to prevent an undetected failure of the primary load path for the ballscrew in the drive mechanism of the horizontal stabilizer and subsequent wear and failure of the secondary load path, which could lead to loss of control of the horizontal stabilizer and consequent loss of control of the airplane.
Airworthiness Directives; Dassault Model Mystere-Falcon 20-C5, 20-D5, 20-E5, and 20-F5 Airplanes
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Airworthiness Directives; Boeing Model 737-100, -200, -200C, -300, -400, and -500 Series Airplanes
We are adopting a new airworthiness directive (AD) for certain Boeing Model 737-100, -200, -200C, -300, -400, and -500 series airplanes. For certain airplanes, this AD requires deactivating or modifying the wiring to the outboard landing lights, until the wire bundles and electrical connectors have been replaced. For all airplanes, this AD also requires inspecting for any broken, damaged, or missing fairleads, grommets, and wires in the four electrical junction boxes of the main wheel well, and corrective actions if necessary. For certain airplanes, this AD also requires replacing certain wire bundles for the landing lights and fuel shutoff valves, and related investigative, other specified, and corrective actions if necessary. For certain airplanes, this AD also requires replacing of certain electrical connectors and backshell clamps. This AD results from reports of uncommanded engine shutdowns and burned and damaged wire bundles associated with the outboard landing lights and engine fuel shutoff valves. This AD also results from reports of damaged and missing grommets and broken and damaged fairleads in the electrical junction boxes of the main wheel well. We are issuing this AD to prevent a hot short between the outboard landing light and fuel shutoff valve circuits, which could result in an uncommanded engine shutdown. We are also issuing this AD to prevent corrosion of the electrical connectors of the wing rear spars, which could result in short circuits and consequent incorrect functioning of airplane systems needed for safe flight and landing.
Airworthiness Directives; Pratt & Whitney Models PW2037, PW2037(M), and PW2040 Turbofan Engines
The FAA is adopting a new airworthiness directive (AD) for Pratt & Whitney models PW2037, PW2037(M), and PW2040 turbofan engines. This AD requires 12th stage disks of certain high-pressure compressor (HPC) drum rotor disk assemblies, to be inspected for cracks by Pratt & Whitney using a special eddy current inspection procedure. This AD results from six HPC 12th stage disks found cracked during HPC module disassembly at overhaul. We are issuing this AD to prevent uncontained failure of the HPC 12th stage disk and airplane damage.
Airworthiness Directives; Bombardier Model CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A, CL-601-3R, and CL-604) Airplanes
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Petitions for Exemption; Summary of Petitions Received
This notice contains a summary of certain petitions seeking relief from specified requirements of 14 CFR. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of any petition or its final disposition.
Modification of Class E Airspace; Montrose, CO
This action will modify Class E airspace at Montrose Regional Airport, Montrose, CO. Additional controlled airspace is necessary to accommodate aircraft using the Instrument Landing System (ILS) Localizer/Distance Measuring Equipment (LOC/DME) Standard Instrument Approach Procedure (SIAP) at Montrose Regional Airport, Montrose, CO. This will improve the safety of Instrument Flight Rules (IFR) aircraft executing the ILS LOC/DME SIAP at Montrose Regional Airport, Montrose, CO.
Modification of Class E Airspace; Twin Falls, ID
This action will modify Class E airspace at Twin Falls, ID. Additional controlled airspace is necessary to accommodate aircraft using a new VHF Omni-Directional Radio Range (VOR) Standard Instrument Approach Procedure (SIAP) at Twin Falls Joslin FieldMagic Valley Regional, Twin Falls, ID. This will improve the safety of Instrument Flight Rules (IFR) aircraft executing the new VOR SIAP at Twin Falls Joslin FieldMagic Valley Regional, Twin Falls, ID.
Proposed Establishment of Class E Airspace; Chuathbaluk, AK
This action proposes to establish Class E airspace at Chuathbaluk, AK. One Standard Instrument Approach Procedure (SIAP) is being developed for the Chuathbaluk Airport at Chuathbaluk, AK. Adoption of this proposal would result in creating Class E airspace upward from 700 feet (ft.) above the surface at the Chuathbaluk Airport, Chuathbaluk, AK.
Office of Commercial Space Transportation; Notice of Availability of the Final Environmental Assessment (EA) and Finding of No Significant Impact (FONSI) for the Jacksonville Aviation Authority (JAA) Launch Site Operator License at Cecil Field, Florida (FL)
In accordance with the National Environmental Policy Act of 1969, as amended (NEPA) (42 U.S.C. 4321 et seq.), Council on Environmental Quality NEPA implementing regulations (40 CFR Parts 1500- 1508), and FAA Order 1050.1E, Change 1, the FAA is announcing the availability of the Final EA and FONSI for the Jacksonville Aviation Authority (JAA) Launch Site Operator License at Cecil Field, FL.
Requirements for Amateur Rocket Activities
This document corrects errors in the FAA regulations regarding amateur rockets. A section concerning unmanned rocket activities was inadvertently placed in the subpart for unmanned balloon activities. This correction moves that section to the correct subpart, so all the information relating to unmanned rocket activities will appear in the same subpart. Additionally, we are making minor editorial corrections.
Airworthiness Directives; Airbus Model A300 B2-1C, A300 B2-203, A300 B2K-3C, A300 B4-103, A300 B4-203, and A300 B4-2C Airplanes
We are revising an earlier NPRM for the products listed above. This action revises the earlier NPRM by expanding the scope. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Airworthiness Directives; Boeing 747-200C and -200F Series Airplanes
We propose to adopt a new airworthiness directive (AD) for all Boeing 747-200C and -200F series airplanes. This proposed AD would require a high frequency eddy current inspection for cracks of certain fastener holes, and corrective action if necessary. This proposed AD would also require repetitive replacements of the upper chords, straps (or angles), and radius fillers of certain upper deck floor beams, and, for any replacement that is done, detailed and open-hole HFEC inspections for cracks of the modified upper deck floor beams, and corrective actions if necessary. This proposed AD results from a report from the manufacturer that the accomplishment of certain existing inspections, repairs, and modifications is not adequate to ensure the structural integrity of the affected 7075 series aluminum alloy upper deck floor beam upper chords on airplanes that have exceeded certain thresholds. We are proposing this AD to prevent cracking of the upper chords and straps (or angles) of the floor beams, which could lead to failure of the floor beams and consequent loss of controllability, rapid decompression, and loss of structural integrity of the airplane.
Airworthiness Directives; Bombardier Model DHC-8-102, DHC-8-103, DHC-8-106, DHC-8-201, and DHC-8-202 Series Airplanes
We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Amendment of Class E Airspace; Port Clinton, OH
This action amends Class E airspace at Port Clinton, OH. Additional controlled airspace is necessary to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAP) at Carl R. Keller Field Airport, Port Clinton, OH. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at Carl R. Keller Field Airport.
Amendment of Class E Airspace; Devine, TX
This action amends Class E airspace at Devine, TX. Additional controlled airspace is necessary to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAP) at Devine Municipal Airport, Devine, TX. This action also corrects a typographical error in the legal description of the airport. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at Devine Municipal Airport.
Establishment, Revision, and Removal of Area Navigation (RNAV) Routes; Alaska
This action establishes twenty two Area Navigation (RNAV) routes, and revises fourteen RNAV routes, in the State of Alaska. Additionally, this action removes four existing routes that are no longer required. Q & T-routes are Air Traffic Service (ATS) routes, based on RNAV, for use by aircraft having instrument flight rules (IFR)-approved Global Positioning System (GPS)/Global Navigation Satellite System (GNSS) equipment. The FAA is taking this action to enhance safety and to improve the efficient use of the navigable airspace in Alaska.
Removal and Modification of VOR Federal Airways; Alaska
This action removes Federal Airway V-328, and modifies three Federal Airways, V-319, V-333 and V-480, in Alaska. This action revises the Instrument Flight Rules (IFR) airway and route structure in Alaska to account for the pending decommissioning from the National Airspace System (NAS) of the Kipnuk Very High Omni-directional Range (VOR), at Kipnuk, AK. The FAA is taking this action to enhance safety and improve the management of air traffic operations in the State of Alaska.
Federal Aviation Administration
The Federal Aviation Administration (FAA) announces its determination that the noise exposure maps submitted by Ohio State University for Ohio State University Airport under the provisions of 49 U.S.C. 47501, et seq. (Aviation Safety and Noise Abatement Act) and 14 CFR Part 150 are in compliance with applicable requirements.
General Wayne A. Downing Peoria International Airport; Noise Exposure Map
The Federal Aviation Administration (FAA) announces its determination that the noise exposure maps submitted by the Metropolitan Airport Authority of Peoria for General Wayne A. Downing Peoria International Airport under the provisions of 49 U.S.C. 47501 et seq. (Aviation Safety and Noise Abatement Act) and 14 CFR part 150 are in compliance with applicable requirements. The FAA also announces that it is reviewing a proposed noise compatibility program that was submitted for General Wayne A. Downing Peoria International Airport under Part 150 in conjunction with the noise exposure map, and that this program will be approved or disapproved on or before December 26, 2009.
Airworthiness Directives; Boeing Model 767-200, -300, and -300F Series Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Boeing Model 767-200, -300, and -300F series airplanes. For certain airplanes, this proposed AD would require modifying the fuel quantity indicating system (FQIS) densitometer. For certain other airplanes, this proposed AD would require replacing the existing hot short protector (HSP) on the FQIS densitometer with a new HSP. The proposed AD would also require revising the Airworthiness Limitations (AWL) section of the Instructions for Continued Airworthiness to incorporate AWL No. 28-AWL-22. This proposed AD results from fuel system reviews conducted by the manufacturer. We are proposing this AD to prevent the center tank fuel densitometer from overheating and becoming a potential ignition source inside the center fuel tank, which, in combination with flammable fuel vapors, could result in a center fuel tank explosion and consequent loss of the airplane.
Petition for Exemption; Summary of Petition Received
This notice contains a summary of a petition seeking relief from specified requirements of 14 CFR. The purpose of this notice is to improve the public's awareness of, and participation in, this aspect of FAA's regulatory activities. Neither publication of this notice nor the inclusion or omission of information in the summary is intended to affect the legal status of the petition or its final disposition.
Notice of Intent To Request Revision From the Office of Management and Budget of a Currently Approved Information Collection Activity, Request for Comments; Part 121 Pilot Age Limit
The FAA invites public comments about our intention to request the Office of Management and Budget (OMB) to approve a current information collection. The FAA is proposing to raise the upper age limit for pilots serving in domestic, flag, and supplemental operations until they reach their 65th birthday as long as the other pilot at the controls is under age 60. Affected pilots would have to apply for medical examination twice a year to maintain a first-class medical certificate instead of once a year to maintain a second-class medical certificate.
Reduction of Fuel Tank Flammability in Transport Category Airplanes
The Federal Aviation Administration (FAA) is correcting inadvertent errors that appeared in a previously-published final rule. That final rule amended FAA regulations that require operators and manufacturers of transport category airplanes to take steps that, in combination with other required actions, should greatly reduce the chances of a catastrophic fuel tank explosion. In that final rule, erroneous compliance dates were shown. This document changes those compliance dates accordingly. It also corrects other non-substantive errors that have come to our attention.
Airworthiness Directives; General Electric Company (GE) CF6-80C2B5F Turbofan Engines
The FAA is adopting a new airworthiness directive (AD) for GE CF6-80C2B5F turbofan engines. This AD requires removing certain part number (P/N) high-pressure compressor rotor (HPCR) stages 11-14 spool/ shafts before they exceed a new, reduced life limit. This AD results from an internal GE audit that compared the life limited parts certification documentation to the airworthiness limitations section (ALS) of the instructions for continuing airworthiness (ICA). We are issuing this AD to prevent HPCR stages 11-14 spool/shaft fatigue cracks caused by exceeding the life limit, which could result in a possible uncontained failure of the HPCR spool/shaft and damage to the airplane.
Agency Information Collection Activity Seeking OMB Approval
The FAA invites public comments about our intention to request the Office of Management and Budget's (OMB's) revision of a current information collection. The Federal Register Notice with a 60-day comment period soliciting comments on the following collection of information was published on April 23, 2009, vol. 74, no. 77, page 18604. Pursuant to Public Law 104-50, the FAA has implemented an
Agency Information Collection Activity Seeking OMB Approval
The FAA invites public comments about our intention to request the Office of Management and Budget's (OMB) revision of a current information collection. The Federal Register Notice with a 60-day comment period soliciting comments on the following collection of information was published on April 23, 2009, vol. 74, no. 77, page 18605-18606. This request is a change to FAA Form 5100-127, Operating and Financial Summary, where we will now collect limited statistical information on airport operations. This new information will add 10 lines to the Form and 1 hour to the Forms preparation time. Large, medium, and small hub commercial service airports will be asked to provide this information. A copy of the modified Form is available for public inspection at FAA Docket-2009-0257. This notice is supplementary to the notice of this Airport Grants Program revision published in the Federal Register on February 3, 2009 [74 FR 5965]. Additionally, since that notice of revision, the burden for this collection has increased due to new requirements imposed by the American Recovery and Reimbursement Act of 2009 (ARRA).
Public Notice for Waiver of Aeronautical Land-Use Assurance; Rickenbacker International Airport, Columbus, OH
The Federal Aviation Administration (FAA) is considering a proposal to change a portion of the airport from aeronautical use to non-aeronautical use and to authorize the release of 1.795 acres of airport property to reconstruct a rail spur and restore rail access to the Central Campus of the Rickenbacker Global Logistics Park (GLP). This land was acquired by the Columbus Regional Airport Authority through a Quit Claim Deed (dated September 22, 2003), filed of record in Instrument No. 200401210015232, amended and restated by Quit Claim Deed (dated August 26, 2005), filed of record in Instrument No. 200603220053407, and re-recorded in Instrument No. 200603240055176, Recorder's Office, Franklin County, Ohio, from the United States of America, acting by and through the Secretary of the Air Force, under and pursuant to the Defense Base Closure and Realignment Act of 1990, and delegations and regulations promulgated thereunder. There are no impacts to the airport by allowing the airport to dispose of the property. Approval does not constitute a commitment by the FAA to financially assist in the disposal of the subject airport property nor a determination of eligibility for grant-in-aid funding from the FAA. The disposition of proceeds from the disposal of the airport property will be in accordance with FAA's Policy and Procedures Concerning the Use of Airport Revenue, published in the Federal Register on February 16, 1999.
Establishment of Area Navigation Route Q-42; East-Central United States
This action establishes a high altitude area navigation (RNAV) route, designated Q-42, extending between the New York-Philadelphia area and the Kirksville, MO, very high frequency omnidirectional range/ tactical air navigation (VORTAC) facility. The route will streamline RNAV procedures in the east-central United States by creating a route parallel to the existing Jet Route J-80. This action will help alleviate departure delay issues for westbound aircraft flying from the New York and Philadelphia areas.
Establishment of Class D Airspace; Fort Worth, TX
This action establishes Class D airspace at Fort Worth Spinks Airport, Fort Worth, TX. Establishment of an air traffic control tower at Fort Worth Spinks Airport has made this action necessary for the safety and management of Instrument Flight Rule (IFR) operations at Fort Worth Spinks Airport.
Amendment of Class E Airspace; Ada, OK
This action amends Class E airspace at Ada, OK. Additional controlled airspace is necessary to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAP) at Ada Municipal Airport, Ada, OK. This action also updates the geographic coordinates of the airport to coincide with the FAA's National Aeronautical Charting Office. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at Ada Municipal Airport.
Establishment of Class E Airspace; Floydada, TX
This action establishes Class E airspace at Floydada, TX. Controlled airspace is necessary to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAP) at Floydada Municipal Airport, Floydada, TX. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at Floydada Municipal Airport.
Amendment of Class E Airspace; Mansfield, OH
This action amends Class E airspace at Mansfield, OH. Additional controlled airspace is necessary to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAP) at Mansfield Lahm Regional Airport, Mansfield, OH. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at Mansfield Lahm Regional Airport. This action also updates the airport name to Mansfield Lahm Regional Airport and updates the geographic coordinates of Shelby Community Airport and Willard Airport.
Amendment of Class E Airspace; Ord, NE
This action amends Class E airspace at Ord, NE. Additional controlled airspace is necessary to accommodate Area Navigation (RNAV) Standard Instrument Approach Procedures (SIAP) at Evelyn Sharp Field Airport, Ord, NE. This action also updates the geographic coordinates of the airport to coincide with the FAA's National Aeronautical Charting Office. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at Evelyn Sharp Field Airport.
Public Notice for Waiver of Aeronautical Land-Use Assurance; Rickenbacker International Airport, Columbus, OH
The Federal Aviation Administration (FAA) is considering a proposal to change a portion of the airport from aeronautical use to non-aeronautical use and to authorize the release of 37.016 acres of airport property for the proposed development bulk warehouse/ distribution facilities as a component of the Rickenbacker Global Logistics Park. The land was acquired by the Rickenbacker Port Authority through two Quitclaim Deeds dated March 30, 1984 from the Administrator of General Services for the United States of America and May 11, 1999 from the United States of America, acting by and through the Secretary of the Air Force. There are no impacts to the airport by allowing the airport to dispose of the property. Approval does not constitute a commitment by the FAA to financially assist in the disposal of the subject airport property nor a determination of eligibility for grant-in-aid funding from the FAA. The disposition of proceeds from the disposal of the airport property will be in accordance with FAA's Policy and Procedures Concerning the Use of Airport Revenue, published in the Federal Register on February 16, 1999.
Airworthiness Directives; Turbomeca S.A. Arriel 1A1, 1A2, 1B, 1C, 1C1, 1C2, 1D, 1D1, 1E2, 1K1, 1S, and 1S1 Turboshaft Engines
This document publishes in the Federal Register an amendment adopting emergency airworthiness directive (AD) 2009-12-51 that was sent previously to all known U.S. owners and operators of Turbomeca S.A. Arriel 1A1, 1A2, 1B, 1C, 1C1, 1C2, 1D, 1D1, 1E2, 1K1, 1S, and 1S1 turboshaft engines. This AD requires initial and repetitive visual inspections of certain reduction gearboxes (module M05) for oil leakage, repair if leaking, and repair of all affected modules as terminating action to the repetitive inspections. This AD results from reports of oil leaks from certain reduction gearbox (module M05) front casings. The engine manufacturer reported that the lubrication duct plug was not properly bonded/glued in place. We are issuing this AD to prevent uncommanded in-flight engine shutdown, possible engine fire, and an emergency autorotation landing.
Airworthiness Directives; Boeing Model 747-400 and -400F Series Airplanes Powered by Rolls-Royce RB211 Series Engines
We are adopting a new airworthiness directive (AD) for certain Boeing Model 747-400 and -400F series airplanes. This AD requires modifying certain thrust reverser control system wiring to the flap control unit (FCU). This AD results from a report of automatic retraction of the leading edge flaps during takeoff due to indications transmitted to the FCU from the thrust reverser control system. We are issuing this AD to prevent automatic retraction of the leading edge flaps during takeoff, which could result in reduced climb performance and consequent collision with terrain and obstacles or forced landing of the airplane.
Notice of Proposed Release and Closure of Michael Airfield, Cicero, NY From Its Grant Assurance Obligations, Request for Comments
The Federal Aviation Administration is requesting public comment on Michael Airfield (1G6), Cicero, New York notice of proposed closure and release from aeronautical use of the entire airport. The airport consists of approximately 34.19 acres of airport property, including runway 10-28, taxiways, aprons, airside and landside facilities to allow for possible non-aeronautical development. It has been determined, by closing Michael Airfield, the flying public would best benefit from using Syracuse Suburban Airport (6NK), Syracuse, New York. The sponsor who owns and operates both Michael Airfield and Syracuse Suburban Airport, plans to close 1G6 airport and dispose of the property. Michael Airfield, a privately owned public use reliever airport last accepted an airport capital development grant in 1991 for a runway rehabilitation project, thus, not obligated under the 1996 revenue use policy. The revenue generated from the sale of the closed airport would not be reinvested into 6NK. Proposals from the sponsor determined that land constituting Michael Airfield has no aeronautical use and should be closed. Documents reflecting the sponsor's request are available, by appointment only, for inspection at the Airport Sponsor's office and the FAA Airports District Office.
Airworthiness Directives; International Aero Engines AG (IAE) V2500-A1, V2527E-A5, V2530-A5, and V2528-D5 Turbofan Engines
The FAA proposes to adopt a new airworthiness directive (AD) for International Aero Engines AG (IAE) V2500-A1, V2527E-A5, V2530-A5, and V2528-D5 turbofan engines. This proposed AD would require reducing the published life limit of certain high-pressure compressor (HPC) stage 9-12 disc assemblies. This proposed AD would also remove from service those HPC stage 9-12 disc assemblies using a drawdown schedule. This proposed AD results from IAE updating the low-cycle-fatigue (LCF) life analysis for certain HPC stage 9-12 disc assemblies. We are proposing this AD to prevent an uncontained failure of the HPC stage 9- 12 disc assembly, resulting in an in-flight engine shutdown and possible damage to the airplane.
Airworthiness Directives; Turbomeca S.A. Arrius 2F Turboshaft Engines
The FAA is superseding an existing airworthiness directive (AD) for Turbomeca S.A. Arrius 2F turboshaft engines that have not incorporated Turbomeca Modification Tf75. That AD currently requires replacing the O-ring on the check valve piston in the lubrication unit at repetitive intervals. This AD requires the same repetitive replacements and would require incorporating Modification Tf75 as terminating action to the repetitive O-ring replacements. Modification Tf75 replaces the check valve piston with a piston design not requiring an O-ring. This AD results from the European Aviation Safety Agency (EASA) and Turbomeca S.A. mandating the incorporation of Modification Tf75. We are issuing this AD to prevent an uncommanded in-flight shutdown of the engine, which could result in a forced autorotation landing and damage to the helicopter.
Airworthiness Directives; Boeing Model 747 Airplanes
The FAA is superseding an existing airworthiness directive (AD), which applies to certain Boeing Model 747 airplanes. That AD currently requires repetitive inspections to detect evidence of wear damage in the area at the interface between the vertical stabilizer seal and fuselage skin, and corrective actions, if necessary. The existing AD also provides for an optional terminating action for the repetitive inspections. For all Boeing Model 747-100, 747-100B, 747- 100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes, this new AD requires repetitive inspections for wear damage and cracks of the fuselage skin in the interface area of the vertical stabilizer seal and fuselage skin, a detailed inspection for wear damage and cracks of the surface of any skin repair doubler in the area, and corrective actions if necessary. For airplanes on which the fuselage skin has been blended to remove wear damage, this new AD requires repetitive external detailed inspections or high frequency eddy current inspections for cracks of the blended area of the fuselage skin, and corrective actions if necessary. This AD results from reports of wear damage on airplanes with fewer than 8,000 total flight cycles. In addition, there have been three reports of skin wear damage on airplanes that applied Boeing Material Specifications 10-86 Teflon-filled coating (terminating action per the existing AD). We are issuing this AD to detect and correct wear damage and cracks of the fuselage skin in the interface area of the vertical stabilizer seal and fuselage skin in sections 46 and 48, which could cause in-flight depressurization of the airplane.
Airworthiness Directives; Microturbo SA Saphir 2 Model 016 Auxiliary Power Units
We are adopting a new airworthiness directive (AD) for the products listed above, on which the exhaust thermal insulation has been replaced since January 1, 1995. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Airworthiness Directives; McDonnell Douglas Model MD-90-30 Airplanes
We are adopting a new airworthiness directive (AD) for all McDonnell Douglas Model MD-90-30 airplanes. This AD requires repetitive inspections for cracks of the upper aft skin panels on the horizontal stabilizer, and related investigative and corrective actions if necessary. This AD results from a report of cracks found in the aft skin panels on the upper right side of the horizontal stabilizer at the aft inboard corner. We are issuing this AD to detect and correct cracks in the fail-safe structure that may not be able to sustain limit load, which could result in the loss of overall structural integrity of the horizontal stabilizer.
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