Air Charter Safety Foundation
818 Connecticut Ave NW, Suite 900
Washington, DC 20006

Plane During Takeoff


Safety Alerts for Operators

SAFO 18014 | Identification and Manipulation of Circuit Breakers During Abnormal or Emergency Situations

October 25, 2018

This SAFO serves to provide guidance to flightcrews on the effective identification and manipulation of circuit breakers during abnormal and emergency situations. This SAFO is being published in response to National Transportation Safety Board (NTSB) Safety Recommendation A-09-120.

SAFO 18012


Weight and Balance Calculations for Title 14 of the Code of Federal Regulations Part 135 Certificate Holders.

This SAFO serves to remind part 135 certificate holders of the criticality of ensuring accurate data is used when calculating aircraft weight and balance.

SAFO 18011 | Fluorescent Luminaire Cabin Light Fixtures


This SAFO cancels SAFO 07008 and advises directors of safety, flight crewmembers, training managers, directors of maintenance, aircraft mechanics, and responsible persons at certificated repair stations of correctly installed fluorescent luminaires, maintaining fixtures in an airworthy condition, and identifies failures caused by mishandling, leading to damage and consequent overheating or fire.

SAFO 18001 | Textron King Air 90-Series Airplane Boost Pump Failure and CROSSFEED Operational Information

December 19, 2017

This SAFO provides safety information to Textron King Air 90-Series airplane owners, operators, and training departments/centers on the possibility of dual engine failure due to improper fuel management during CROSSFEED operation.

SAFO 17013 | Rockwell Collins Flight Management Systems Pro Line 4 and Pro Line 21 Navigation Databases

December 14, 2017

This SAFO informs the operators of Rockwell Collins Flight Management Systems (FMS) Pro Line 4 and Pro Line 21 FMS of the reinstatement of approximately 10,000 approach procedures and provides awareness to flightcrews of the new Rockwell Collins Temperature Compensation Limitations. The approach procedures will be reinstated in the 12/14/2017 navigation database update.

SAFO 17012 | High Collision Risk During Runway Crossing

November 29, 2017

This SAFO serves to warn pilots of high-risk category A or B runway incursions and potential collisions in the first two-thirds (2/3) of an active runway.

SAFO 17011 | Runway Status Lights (RWSL)

September 28, 2017

This SAFO serves to ensure that aircraft operators, pilots and airport personnel are aware of the installation, meaning, and use of RWSLs.

SAFO 17007 | Manual Flight Operations Proficiency

May 4, 2017

This SAFO encourages the development of training and line-operations policies which will ensure that proficiency in manual flight operations is developed and maintained for air carrier pilots.

SAFO 17006 | Safety Concerns with Using Commercial Off-the-Shelf (COTS) or Personally Developed Checklists

April 10, 2017

This SAFO warns pilots and operators of the risks of purchasing a commercially available checklist, obtaining a free download, or developing their own aircraft checklist in lieu of using the checklist contained in the manufacturer’s Pilot Operating Handbook (POH)/Airplane Flight Manual (AFM).

SAFO 17005 | Improper Maintenance Performed on Aircraft Accessories/Articles by Thunder Airmotive, Inc. (Thunder)

April 10, 2017

This SAFO alerts owners, operators, air agencies, and maintenance technicians of improper maintenance performed on aircraft accessories/articles by Thunder Airmotive, Inc. (Thunder), which previously held Federal Aviation Administration (FAA) Air Agency Certificate No. ZK3R027M.

SAFO 17001 | Pilot and Flightcrew Awareness of Class B Airspace Boundaries

January 29, 2017

This SAFO serves to alert all pilots and flightcrew operating near the boundaries of Class B airspace to the risk of excursions out of and incursions into Class B airspace. This SAFO also serves to emphasize the importance of a pilot’s and flightcrew’s role in maintaining proper aircraft separation.

SAFO 16013 | Fuel Caps Separating from Aircraft

Effective October 25, 2016

This SAFO informs air carriers and airport fueling agents of a safety issue involving fuel caps separating from aircraft during operation.

SAFO 16009 | Runway Assessment and Condition Reporting

Effective October 1, 2016

This SAFO serves to notify operators, pilots, training providers and other personnel of changes in runway condition reporting when a runway is other than dry. This change in reporting will be effective October 1, 2016.

SAFO 16011 | Air Transport Restrictions for Recalled Lithium Batteries and Lithium Battery Powered Devices

September 16, 2016

This SAFO alerts air carriers to the requirements of the United States (U.S.) Department of Transportation (DOT) Hazardous Materials Regulations (HMR) and the International Civil Aviation Organization (ICAO) Technical Instructions for Safe Transport of Dangerous Goods (ICAO TI).

SAFO 16008 | Reducing the Risk of Runway Excursions During Takeoff

July 26, 2016

This SAFO promotes the importance of standard operating procedures (SOP) for ensuring accurate takeoff performance data is utilized to reduce the risk of runway excursions during takeoff.

SAFO 16005 | Bombardier Canadair Regional Jets CRJ CL 600-2B19 (200), CL 600-2C10 (700) & CL 600-2D24 (900) Forward Flight Attendant (F/A) Overhead Supplemental Oxygen

May 25, 2016

This SAFO alerts operators of CRJ 200, 700 & 900 series aircraft to a safety concern regarding the forward F/A overhead supplemental oxygen system.

SAFO 16004 | New International Civil Aviation Organization (ICAO) Regulatory Requirements for Shipping and Transporting Lithium Batteries

May 18, 2016

This SAFO alerts Title 14 of the Code of Federal Regulations (14 CFR) part 121, 125, 129 and 135 operators of the new Dangerous Goods/Hazardous Materials requirements contained in ICAO Technical Instructions (TI) for the shipment of lithium batteries. This SAFO also encourages operators to notify their customers who offer lithium battery cargo shipments of these changes.

SAFO 16001, Risks of Fire or Explosion when Transporting Lithium Ion or Lithium Metal Batteries as Cargo on Passenger and Cargo Aircraft

January 19, 2016

This SAFO serves to alert Title 14 of the Code of Federal Regulations (14 CFR) part 121, 125, 129 and 135 operators of potential risk for a catastrophic hull loss due to significant identified dangers associated with the transport of lithium batteries as cargo on either passenger or cargo aircraft.

SAFO 15011, Roles and Responsibilities for Pilot Flying (PF) and Pilot Monitoring (PM)

November 17, 2015

This SAFO encourages operators to define roles and responsibilities for the PF and PM.

SAFO 15010, Carriage of Spare Lithium Batteries in Carry-On and Checked Baggage

October 8, 2015

This SAFO provides information to Title 14 of the Code of Federal Regulations (14 CFR) part 119 certificate holders on carriage of spare lithium batteries in passenger and crewmember personal carry-on and checked baggage including carry-on baggage checked at the gate or from on-board an aircraft.

SAFO 15009, Turbojet Braking Performance on Wet Runways

August 11, 2015

This SAFO warns airplane operators and pilots that the advisory data for wet runway landings may not provide a safe stopping margin under all conditions.

SAFO 15008. Serviceability of V2500 Fan Blades Issued an FAA Form 8130-3 Indicating Blade Overhaul

August 15, 2015

This SAFO alerts owners, operators, repair facilities, and maintenance technicians to a situation where several airworthiness approval tags (e.g., FAA Form 8130-3, Authorized Release Certificate) were issued indicating that V2500 fan blades were properly overhauled, however, these fan blades may not meet the VRS1003 blade repair limits for sidewall thickness.

SAFO 15007, Pratt & Whitney R-985-AN-14B Flyweight Hardware Failures

June 19, 2015

This SAFO advises aircraft owners, operators and mechanics about potential engine failures due to fatigued flyweight screws and associated expanders that are incorrectly modified and/or under-torqued during installation.


March 10, 2015

This SAFO encourages air carriers to incorporate scenario-based go-around training into pilot training curricula.

Fire Risk of Electronic Cigarettes (e-cigarettes) in Checked Baggage

January 22, 2015

This SAFO alerts operators to recent incidents involving e-cigarettes in checked baggage and recommends carriage of such devices in the passenger cabin only.

Part 121 Air Carrier Operations on Restricted Runways

December 24, 2014

This SAFO alerts airplane operators to the requirement that airport aeronautical data must include information obtained from Airport Facility Directories (AFD), Aeronautical Information Publications (AIP) or via Notices to Airmen (NOTAM), and other approved sources for restricted runways.

Federal Aviation Administration (FAA) Aircraft Wake Turbulence Re-Categorization (RECAT) Updates

December 16, 2014

This SAFO advises aircraft operators of revisions to RECAT aircraft wake turbulence separation minimums.

Use of Tie Wraps and/or Collars on Circuit Breakers

December 15, 2014

This SAFO serves to notify aircraft maintenance providers and operators about potential confusion to flightcrews that may result when using tie wraps or collars on circuit breakers.

Mitigating the Risks of a Runway Overrun Upon Landing

September 17, 2014

This SAFO provides ways for pilots and airplane operators to identify, understand, and mitigate risks associated with runway overruns during the landing phase of flight. It also provides operators with detailed information that operators may use to develop company standard operating procedures (SOP) to mitigate those risks.

Temporary Loss of Heading and Attitude Display on Garmin-Equipped Installations

August 21, 2014

This SAFO alerts owners, operators, repair stations, and mechanics to the temporary loss of displayed heading and attitude in aircraft equipped with the Garmin GRS 77/77H AHRS (Attitude Heading Reference System).

Global Positioning System (GPS)/Global Navigation Satellite System (GNSS)

March 10, 2014

This SAFO informs operators and maintenance personnel about the continuing reports of GPS/GNSS installations or upgrades in which integration with existing autopilots has resulted in less than ideal performance in some modes or conditions.

Cessna Citation CE-500 Type Aircraft Aileron Trim Systems

February 4, 2014

This SAFO serves to inform Cessna Citation CE-500 operators of sensitive aileron trim controls.

Re-categorization (RECAT) of FAA Wake Turbulence Separation Categories at Specific Airports

October 22, 2013

This SAFO has been updated with information regarding the expansion of RECAT of FAA Wake Turbulence Separation Categories at specific facilities.

Part 121 Air Carriers Performing Special Cargo Loads Operations

August 20, 2013

This SAFO serves to recommend tie-down procedures for restraint of special cargo loads.

Using Runways as Taxiways

August 13, 2012

This SAFO provides information on reducing the risk of runway incursions when taxiing on intersecting or active runways.

Title 14 of the Code of Federal Regulations (14 CFR) Part 121 Air Carriers Transporting Heavy Vehicle Special Cargo Loads

May 17, 2013

This SAFO advises operators of the potential safety impact of carrying and restraining heavy vehicle special cargo loads. The purpose is to reemphasize current policy and guidance concerning: weight and balance control procedures, cargo loading procedures, loading schedules and loading instructions.

Large Height Deviations in Oceanic Airspace

February 19, 2013

This SAFO advises operators of the potential impact on safety due to LHDs (300 ft or more from the cleared flight level) in oceanic airspace. Additionally, this SAFO directs operators to the International Civil Aviation Organization (ICAO) Oceanic Errors Safety Bulletin (OESB), which discusses current focus areas, standard operating procedures (SOP), and best practices. The OESB also recommends safety controls and mitigations, which should be incorporated into the operator’s international training programs.

Manual Flight Operations

January 4, 2013

This SAFO encourages operators to promote manual flight operations when appropriate.

Aircraft Approach Category

September 20, 2012

This SAFO serves to ensure aircraft operators are aware that the aicraft approach category used during an instrument approach is determined by the aircraft's Vref at the maximum certificated landing weight or 1.3 Vso at the maximum certificated landing weight.

Standard Operating Procedures (SOP) for Title 14 of the Code of Federal Regulations (14 CFR) Part 135 Certificate Holders and Part 91K Program Managers

July 9, 2012

The SAFO emphasizes the use of Standard Operating Procedures during all phases of flight; both normal and emergency. The document references a 2008 crash involving a Hawker 800 during a go-around attempt that killed two pilots and six passengers. An investigation suggested that the pilots deviated from SOPs following an aborted landing. The SAFO not only recommends the use of SOPs by flight crews during all phases of flight, but calls on the certificate holders to establish a culture that promotes SOPs. The FAA recommends Advisory Circular (AC) 120-71A to develop, implement and update SOPs.

Safety During Positioning Flights

July 3, 2012

The Turbine Aircraft Operations Subgroup (TAOS), part of the General Aviation Joint Steering Committee, developed this SAFO to increase awareness in the aviation community about the frequency of accidents during positioning flights. This SAFO calls attention to the importance of adherence to established operating procedures and recognition of airplane limitations when conducting positioning flights.

Foundation Member Bio

Unity Jets

UNITY JETS THE BEST SAFETY & EXPERIENCE AIRCRAFT SAFETY Unity Jets is dedicated to the highest level of safety standards and it is at the forefront of everything we do. Our Director of Safety, who is ...

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Air Charter Safety Foundation
818 Connecticut Ave NW, Suite 900
Washington, DC 20006


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