# NTSB ERA10CA451: Grumman American Avn. AA-5, N9532L, Montauk, NY, August 28, 2010 - Type: NTSB accident investigation - Classification: Accident · No injuries · Data collection · Final report - Date: August 28, 2010, 14:30 local (18:30 UTC) - Place: Montauk, NY - Coordinates: 41.076389, -71.920555 (estimated) - Nearby events: https://openairdocs.org/map.md?lat=41.0764&lon=-71.9206&mi=10 - Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping) - Defining event: [Landing-landing roll: Collision with terr/obj (non-CFIT) ](https://openairdocs.org/ntsb-events/470) - Highest injury: No injuries - Injuries: 3 uninjured - Status: Completed, report May 11, 2011 - Report: Approved by Office Director - NTSB office: Eastern Region Aviation - NTSB case key (mKey): 77111 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ERA10CA451 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/77111/pdf - NTSB docket: https://data.ntsb.gov/Docket?ProjectID=77111 - Page: https://openairdocs.org/ntsb/ERA10CA451 ## Probable cause The pilot's delay in aborting the landing, which resulted in a collision with a fence. ## Findings NTSB's coded findings; those marked are part of the probable cause. - [Action: lack of action](https://openairdocs.org/ntsb-findings/02041030): Personnel issues › Action/decision · Pilot (probable cause); cases with it: [Grumman American Avn. AA-5, 2 cases](https://openairdocs.org/ntsb-findings/02041030/cases.md?model=3960104), [All aircraft, 792 cases](https://openairdocs.org/ntsb-findings/02041030/cases.md) - [Performance/control parameters: descent/approach/glide path](https://openairdocs.org/ntsb-findings/01062040): Aircraft › Aircraft oper/perf/capability · Not attained/maintained; cases with it: [Grumman American Avn. AA-5, 3 cases](https://openairdocs.org/ntsb-findings/01062040/cases.md?model=3960104), [All aircraft, 809 cases](https://openairdocs.org/ntsb-findings/01062040/cases.md) ## Sequence of events The events NTSB coded, in order, by phase of flight. The defining event best describes what happened. - [Landing: Landing area overshoot](https://openairdocs.org/ntsb-events/380); cases with it: [Grumman American Avn. AA-5, 1 case](https://openairdocs.org/ntsb-events/380/sequence.md?model=3960104), [All aircraft, 400 cases](https://openairdocs.org/ntsb-events/380/sequence.md) - [Landing: Runway excursion](https://openairdocs.org/ntsb-events/300); cases with it: [Grumman American Avn. AA-5, 3 cases](https://openairdocs.org/ntsb-events/300/sequence.md?model=3960104), [All aircraft, 3,643 cases](https://openairdocs.org/ntsb-events/300/sequence.md) - [Landing-landing roll: Collision with terr/obj (non-CFIT) ](https://openairdocs.org/ntsb-events/470) (defining event); cases with it: [Grumman American Avn. AA-5, 10 cases](https://openairdocs.org/ntsb-events/470/sequence.md?model=3960104), [All aircraft, 10,189 cases](https://openairdocs.org/ntsb-events/470/sequence.md) ## Analysis According to the pilot, he touched down on the runway further down than he intended. He advanced the throttle in an attempt to clear a fence at the end of the runway and abort the landing. The airplane impacted the top of the fence, crossed a road, collided with another fence, and came to rest against a building. The firewall, horizontal stabilizer, and both wings were substantially damaged. The pilot reported no preimpact mechanical failures or malfunctions of the airplane. ## Factual narrative According to the pilot, he landed on runway 24, a 3,481-foot runway. The pilot stated that the airplane "touched down too far down the runway." He advanced the throttle and attempted to take off in order to clear a fence at the end of the runway. However, the airplane impacted the top of the fence, crossed a road, hit another fence, and came to rest against a building. The firewall, horizontal stabilizer, and both wings were substantially damaged. The pilot did not report any mechanical failures or malfunctions of the airplane. The winds reported at the airport about the time of the accident were from 330 degrees at 6 knots. ## Aircraft - Registration: [N9532L](https://openairdocs.org/aircraft/N9532L), registered now, S/N AA5-0532, built 1974 (OpenAirDocs) - Reported make and model: GRUMMAN AMERICAN AVN. CORP. AA-5 - Registry model: [Grumman American Avn. AA-5](https://openairdocs.org/model/grumman-american-avn-aa-5) (registry code 3960104) (OpenAirDocs) - Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: AA5-0532 - Airframe hours: 1785 - Engines: LYCOMING O-320 SERIES 180 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Airworthiness certificate: Standard, Normal; Standard, Utility - Last inspection: Annual, May 10, 2010 - Departed: 4B8, Plainville, CT - Destination: MTP, Montauk, NY - Airport: MTP, Montauk Airport, runway 24, 3,481 × 75 ft, asphalt ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 65; injuries: none; private; airplane ratings: single-engine land; medical: class 3, with waivers/limitations; last flight review August 7, 2008; seat: left; flight hours: 1,603 total, 393 in this make and model, 1,553 as pilot in command, 23 in the last 90 days, 10 in the last 30 days, 1 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: variable at 3 knots - Visibility: 10 statute miles - Lowest ceiling: none - Temperature: 75 °F, dew point 46 °F - Altimeter: 30.19 inHg - Observed at: MTP ## FAA reports on this event (1) The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs). - [Accident 20100828050929A](https://openairdocs.org/incident/20100828050929A), Aug 28, 2010: Grumman Ame AA-5, Montauk, NY, Substantial damage. On August 28, 2010, Mr. Charles shattuck was the pilot of N9523L, a Grumman AA5. According to a witness, the aircraft was landing on runway 24 at Montauk… ## Docket (4 files) The files NTSB released with the investigation on October 17, 2010, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=77111. 2.0 MB in all. - Pilot/Operator Aircraft Accident Report, NTSB Form 6120.1 (item 1, .PDF, 572 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40336406&FileExtension=.PDF&FileName=Pilot%2FOperator%20Aircraft%20Accident%20Report,%20NTSB%20Form%206120.1-Redacted.PDF - Pilot Statement (item 2, .PDF, 119 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40336434&FileExtension=.PDF&FileName=Pilot%20Statement-Redacted.PDF - Weather Reports: MTP METARs (item 3, .PDF, 11 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40336403&FileExtension=.PDF&FileName=Weather%20Reports%3A%20MTP%20METARs-Master.PDF - Photograph #1 - Damage to Airplane (Courtesy of FAA) (item 4, .PDF, 1.3 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40336404&FileExtension=.PDF&FileName=Photograph%20%231%20-%20Damage%20to%20Airplane%20(Courtesy%20of%20FAA)-Master.PDF 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. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.