# Accident 20240208022242A: Airbus A-321-271NX, Boston, MA, February 8, 2024

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 8, 2024, 06:30 local time
- Place: Boston, MA
- Airport: Boston Logan
- Damage: Substantial damage
- Collision: Collision on the ground
- Phase of flight: Ground/Ramp/Ma
- Operating rules: Air carrier (Part 121)
- Operator: YENA
- Location: 42.3643° N, 71.0052° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=42.3643&lon=-71.0052&mi=10
- Aircraft: N2157J, registered now (https://openairdocs.org/aircraft/N2157J) (OpenAirDocs)
- Registry model: Airbus S A S A321-271NX (registry code 3930916, https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Registry engine: IAE PW1133GA-JM (registry code 34598, https://openairdocs.org/engine/iae-pw1133ga-jm) (OpenAirDocs)
- Reported make and model: AIRBUS A-321-271NX
- People aboard: 358
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Airline transport
- NTSB investigation: [NTSB DCA24LA092](https://openairdocs.org/ntsb/DCA24LA092) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20240208022242A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

1.	AN AIRBUS A321 AIRCRAFT STRUCK ANOTHER STATIONARY A321 AIRCRAFT WHILE MANEUVERING FOR PREDEPARTURE DE-ICING PURPOSES IN THE BOSTON AIRPORT EARHART DE-ICE PAD.

2.	ALL OF THE AIRCRAFT INVOLVED WERE THE SAME CARRIER AND LIVE PART 121 OPERATIONS, WITH PASSENGERS ON BOARD.

3.	ALL OF THE AIRCRAFT WERE OPERATING UNDER THEIR OWN POWER, WITH GROUND CREW GIVING MARSHALLING SIGNALS.

4.	WEATHER WAS CLEAR SKIES WITH FREEZING TEMPERATURES, CAUSING OVERNIGHT FROST TO ACCUMULATE ON THE AIRCRAFT, NECESSITATING DE-ICE OPERATIONS; ACCIDENT OCCURRED AT 0647 EST.

5.	REFERENCE ATTACHMENT ^PRIVACY DATA OMITTED^ “DEICING PROCEDURES” FOR BOSTON AIRPORT (10-9F).

6.	THERE ARE THREE (3) AIRCRAFT INVOLVED IN THIS EVENT.

7.	AIRCRAFT “A” IS A FLIGHT BEING DE-ICED.

8.	AIRCRAFT “B” IS FLIGHT 551.

9.	AIRCRAFT “C” IS FLIGHT 777.

THE EARLY MORNING WEATHER CONDITIONS NDITIONS IN THE DEICING AREA GREATLY REDUCED THE VISIBILITY OF THE MARKING FOR GUIDANCE

10.	AIRCRAFT "A WAS IN SPOT D1 UNDERGOING DE-ICING.

11.	AIRCRAFT "B" ARRIVED AFTER DE-ICING WAS STARTED ON AIRCRAFT "A" AND WAS DIRECTED INTO SPOT D2 BY THE “FOLLOW ME” VEHICLE. THIS AIRCRAFT WAS NOT PROPERLY POSITIONED IN D2 DUE TO CONDITIONS HINDERING THE VIEW OF THE STOP LINES, RESULTING IN AIRCRAFT B BEING SHORT OF THIS LINE BY APPROXIMATELY 35 FEET. AS A RESULT THE TAIL END OF AIRCRAFT "B" EXTENDED INTO THE TAXIING ZONE BEHIND IT.

12.	AIRCRAFT "C" WAS WAITING “ON DECK” FOR DE-ICING. WHEN AIRCRAFT "A" COMPLETED THEIR DE-ICING, THEY MOVED OUT OF THE D1 SPOT, WHICH OPENED UP THIS SPACE FOR AIRCRAFT "C". THE FOLLOW ME TRUCK PROVIDED DIRECTION FOR AIRCRAFT "C" TO MOVE INTO SPOT D1, FAILING TO RECOGNIZE THE IMPROPER POSITIONING OF AIRCRAFT "B".

13.	THE FLIGHT CREW OF AIRCRAFT "C" FOLLOWED THE FOLLOW ME TRUCK, NOT REALIZING THE INSUFFICIENT PROPER WING TIP CLEARANCE WITH AIRCRAFT "B" THAT WAS IMPROPERLY POSITIONED IN SPOT D2.

14.	THE LEFT WINGLET ON AIRCRAFT "C"- IMPACTED THE RIGHT AFT FUSELAGE AREA AND HORIZONTAL STABILIZER OF AIRCRAFT "B" CAUSING DAMAGE TO BOTH AIRCRAFT.

15.	DAMAGE – AIRCRAFT “C” SUFFERED LEFT WING AND WINGLET DAMAGE; AIRCRAFT “B” SUFFERED SEVERE DAMAGE TO RIGHT HORIZONTAL STABILIZER, REMOVING APPROXIMATELY 4 FEET OF THE RIGHT SIDE ELEVATOR AND HORIZONTAL STABILIZER.

16.	THERE WERE NO REPORTED INJURIES; DRUG AND ALCOHOL TESTS WERE COMPLETED ON ALL 4 PILOTS, AS WELL AS THE FOLLOW ME TUG DRIVER. ALL REPORTS WERE NEGATIVE.

17.	BOTH AIRCRAFT CVR’S WERE RETRIEVED AND SENT TO NTSB LABS IN DC.

18.	AIRLINE WAS INFORMED THEY CAN DOWNLOAD THE DFDR CONTENTS.

19. ALL FLIGHT CREW MEMBERS SUBMITTED ASAP REPORTS. ALL OF THE REPORTS WERE ACCEPTED BY THE ASAP-ERC MEMBERS.

## Other aircraft in the event

- N956JT, Airbus A-321-231: no report for this aircraft; [N956JT](https://openairdocs.org/aircraft/N956JT) is registered now

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DCA24LA092](https://openairdocs.org/ntsb/DCA24LA092), Feb 8, 2024: Airbus A321 (N2157J), Boston, MA, minor damage. Probable cause: The “follow me” driver stopping the airplane (flight 551) about 35 feet from the normal stopping point due to a difficulty in seeing the yellow “T”-bar because of the dark night conditions and the…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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