# NTSB DFW08CA028: Cessna 152, N4830B, Ardmore, OK, November 8, 2007 - Type: NTSB accident investigation - Classification: Accident · No injuries · Data collection · Final report - Date: November 8, 2007, 14:00 local (20:00 UTC) - Place: Ardmore, OK - Coordinates: 34.146945, -97.122779 - Nearby events: https://openairdocs.org/map.md?lat=34.1469&lon=-97.1228&mi=10 - Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping) - Highest injury: No injuries - Injuries: 1 uninjured - Status: Completed, report December 20, 2007 - Report: Approved by Office Director - Parties: Oklahoma City, Oklahoma - NTSB case key (mKey): 67054 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DFW08CA028 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/67054/pdf - Page: https://openairdocs.org/ntsb/DFW08CA028 ## Probable cause The pilot's improper landing flare which resulted in a hard landing. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - Hard landing, landing - flare/touchdown - flare - improper, pilot in command (cause) ## Analysis The 79-hour solo student pilot reported that he was on final approach to Runway 17 at an indicated airspeed of 70 knots with the airplane configured with 20-degrees of flaps. The pilot added on the NTSB Form 6120.1 (Pilot/Operator Accident/Incident Report) that the airplane crossed over the trees at the north end of the runway and was "still descending in a nose-down attitude, about to round-out when the airplane literally dropped out of the air." The airplane landed hard and bounced in a nose down attitude and the pilot was unable to recover. The airplane struck the runway and the nose gear collapsed and skidded down the runway approximately 900-feet before coming to rest in the main landing gear and the bottom of the engine cowling. The aircraft sustained structural damage to the engine firewall. Weather at the time of the incident was reported as clear skies, winds from 170 degrees at 6 knots, 10 miles visibility, temperature 21 degrees Celsius, dew point 12 degrees Celsius, and an altimeter setting of 29.99 inches of Mercury. ## Factual narrative The 79-hour solo student pilot reported that he was on final approach to Runway 17 at an indicated airspeed of 70 knots with the airplane configured with 20-degrees of flaps. The pilot added on the NTSB Form 6120.1 (Pilot/Operator Accident/Incident Report) that the airplane crossed over the trees at the north end of the runway and was "still descending in a nose-down attitude, about to round-out when the airplane literally dropped out of the air." The airplane landed hard and bounced in a nose down attitude and the pilot was unable to recover. The airplane struck the runway and the nose gear collapsed and skidded down the runway approximately 900-feet before coming to rest in the main landing gear and the bottom of the engine cowling. The aircraft sustained structural damage to the engine firewall. Weather at the time of the incident was reported as clear skies, winds from 170 degrees at 6 knots, 10 miles visibility, temperature 21 degrees Celsius, dew point 12 degrees Celsius, and an altimeter setting of 29.99 inches of Mercury. ## Aircraft - Registration: [N4830B](https://openairdocs.org/aircraft/N4830B), registered now, S/N 15283661, built 1979 (OpenAirDocs) - Reported make and model: Cessna 152 - Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs) - Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs) - Category: Airplane - Serial number: 15283661 - Airframe hours: 17721 - Engines: Lycoming O-235-L2C 118 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Airworthiness certificate: Standard, Normal - Last inspection: Annual, October 1, 2007 - Departed: KADM, Ardmore, OK - Destination: KLUD, Decatur, TX - Airport: 1F0, Adrmore Downtown Executive, runway 17, 5,000 × 75 ft, asphalt ## Flight crew As NTSB recorded them. NTSB leaves out names. - Student pilot; age 74; injuries: none; student; medical: class 3, with waivers/limitations; seat: left; flight hours: 79 total, 79 in this make and model, 7 as pilot in command, 18 in the last 90 days, 9 in the last 30 days, 3 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 170° at 6 knots - Visibility: 10 statute miles - Lowest ceiling: none - Temperature: 70 °F, dew point 54 °F - Altimeter: 29.98 inHg - Observed at: KADM ## 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 20071108823829A](https://openairdocs.org/incident/20071108823829A), Nov 8, 2007: Cessna 152, Ardmore, OK, Substantial damage. (-23) On November 8, 2007, a Cessna 152, N4830B, piloted by a student pilot, was involved in a landing accident at the Ardmore-executive airport, Ardmore, OK.… ## Other investigations on N4830B (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 MIA88LA153](https://openairdocs.org/ntsb/MIA88LA153), Apr 16, 1988: Cessna 152 (N4830B), Olive Branch, MS, substantial damage 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.