# Incident 20180912013439I: Mooney M20F, Vichy, MO, September 12, 2018 - Type: FAA incident report (Accident/Incident Data System), as reported - Date: September 12, 2018, 19:50 local time - Place: Vichy, MO - Airport: Rolla National - Damage: Minor damage - Phase of flight: Landing: Rollout - Operating rules: General operating rules (Part 91) - Location: 38.1274° N, 91.7695° W: Placed by OpenAirDocs at Rolla National Airport (VIH), within about a mile (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=38.1274&lon=-91.7695&mi=10 - Aircraft: N6797V, registered now (https://openairdocs.org/aircraft/N6797V) (OpenAirDocs) - Registry model: Mooney M20F (registry code 5870214, https://openairdocs.org/model/mooney-m20f) (OpenAirDocs) - Registry engine: Lycoming I0360 series (registry code 41515, https://openairdocs.org/engine/lycoming-i0360-series) (OpenAirDocs) - Reported make and model: MOONEY M20F - Reported engine: LYCOMING I0360 SER - People aboard: 1 - Fatal injuries: 0 - Other injuries: 0 - Pilot certificates: Airline transport, flight instructor - Pilot flight hours: 11,000 total, 48 in this make and model, 26 in the last 90 days - FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/) - Page: https://openairdocs.org/incident/20180912013439I ## Narrative As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^. THE PILOT INVOLVED WAS ^PRIVACY DATA OMITTED^, ATP CERTIFICATE ^PRIVACY DATA OMITTED^. ^PRIVACY DATA OMITTED^ WAS THE PIC OF A MOONEY M20F, TAIL # N6797V, SN# 700069, THAT HAD A PARTIAL LANDING GEAR COLLAPSE ON RUNWAY 04 AT KVIH. THE AIRCRAFT REMAINED ON THE RUNWAY AND ENDED UP ON ITS BELLY APPROXIMATELY TEN FEET TO THE LEFT OF CENTERLINE OF THE RUNWAY AT APPROXIMATELY THE 1000-FOOT TOUCH-DOWN-POINT MARKERS. THE WIND AT THE TIME OF THE INCIDENT WAS REPORTED ON THE 020054Z METAR TO BE 100@04KTS. THE WIND OF 110@05KTS ON THE 130053Z METAR (KVIH) WAS INCLUDED IN THE FAA FORM 8020-9 AIRCRAFT ACCIDENT/INCIDENT PRELIMINARY NOTICE. THE AIRPORT IS UNCONTROLLED, PILOTS HAVE THE OPTION TO LAND EITHER RUNWAY 04 OR 13 AT THE TIME. ^PRIVACY DATA OMITTED^ IN N6797V WAS THE ONLY AIRCRAFT IN THE PATTERN AT THE TIME OF THE INCIDENT. THE AIRCRAFT (MOONEY M20F: TAIL # N6797V, SN# 700069) IS OWNED AND OPERATED BY ^PRIVACY DATA OMITTED^. ^PRIVACY DATA OMITTED^ WAS CONDUCTING A LOCAL CURRENCY/FAMILIARIZATION FLIGHT TO UPDATE HIS RECENCY OF EXPERIENCE IN MOONEY M20F SERIES AIRCRAFT PRIOR TO A EAA YOUNG EAGLES ENGAGEMENT THE FOLLOWING WEEKEND. HE HAS APPROXIMATELY 48 HOURS IN THE M20F SERIES MAKE AND MODEL. HE DID HAVE PERMISSION FROM THE OWNER TO CONDUCT THE FLIGHT AT THE TIME OF THE INCIDENT. AT THE TIME OF THE FLIGHT IT WAS DAYLIGHT VISUAL METEOROLOGICAL CONDITIONS (VMC) AND THE FLIGHT WAS CONDUCTED WITHIN THE LOCAL AIRPORT OPERATIONS AREA. THE AUTOMATED WEATHER AT THE TIME OF THE INCIDENT FOR KVIH WAS 130053Z AUTO 11005KT 10SM CLR 20/17 A2011 RMK A02. ^PRIVACY DATA OMITTED^ STATED THAT HE CONDUCTED A PRE-FLIGHT AND CONDUCTED A REVIEW OF THE POH OWNER?S MANUAL. ^PRIVACY DATA OMITTED^ FLEW ONE CIRCUIT IN THE PATTERN AND LANDED WITHOUT ISSUE TO RUNWAY 04. ON THE SECOND PATTERN ^PRIVACY DATA OMITTED^ STATED THAT AFTER SELECTING THE GEAR HANDLE TO THE DOWN POSITION HE HAD AN AUDIBLE INDICATION OF THE GEAR MOVING BUT DID NOT RECEIVE A GREEN LIGHT ON THE INSTRUMENT PANEL CONFIRMING THAT THE GEAR WAS DOWN AND LOCKED. HE THEN ATTEMPTED TO RECYCLE THE GEAR BUT DID NOT HAVE ANY INDICATION OF GEAR MOVEMENT. AT THAT POINT, ^PRIVACY DATA OMITTED^ DECIDED TO CLIMB TO ALTITUDE FOR FURTHER TROUBLE SHOOTING. HE REVIEWED AND EXECUTED THE EMERGENCY GEAR EXTENSION PROCEDURE PER THE OWNER?S MANUAL. HE DID SEE A GEAR DOWN INDICATION ON THE AIRCRAFT?S FLOORBOARD INDICATOR, THEN HE DESCENDED BACK TO PATTERN ALTITUDE. AS AN ADDITIONAL PRECAUTION, ^PRIVACY DATA OMITTED^ CONTACTED THE FBO FOR A VISUAL INDICATION OF THREE EXTENDED LANDING GEAR. DURING A LOW PASS, HE WAS TOLD THAT THREE WERE VISIBLE. ON THE NEXT PASS HE SET UP FOR A LANDING ON RUNWAY 04 AND TOUCHED DOWN PASSED THE RUNWAY THRESHOLD BUT BEFORE THE RUNWAY AIMING POINT MARKINGS. ^PRIVACY DATA OMITTED^ STATED THAT HE WAS ON APPROACH SPEED OF APPROXIMATELY 80 MPH AND TOUCHED DOWN AROUND 70 MPH OR LESS. HE STATED THAT HE DID NOT HEAR THE GEAR WARNING HORN AND ONLY HEARD THE STALL WARNING HORN BRIEFLY AS HE TOUCHED DOWN. UPON INSPECTION OF THE RUNWAY IT WAS FOUND THAT ENTIRE SEQUENCE FROM TOUCHDOWN TO AIRPLANE STOPPAGE ON ITS BELLY WAS LESS THAN 1000 FEET. THE FIRST INDICATIONS OF GEAR COLLAPSE WERE THE INITIAL PROPELLER STRIKES AND SWIRL MARKS ON THE PAVEMENT ENDING AT FINAL POINT OF PAINT TRANSFER FROM THE NOSE GEAR DOOR AND BELLY OF THE AIRCRAFT. TOTAL DISTANCE OF COLLAPSE SEQUENCE AS MEASURED WAS 438 FEET WITH THE AIRCRAFT COMING TO REST JUST 10 FEET LEFT OF CENTERLINE. THE AIRCRAFT DID NOT DEPART THE RUNWAY. ^PRIVACY DATA OMITTED^ WAS NOT INJURED DURING THE DECELERATION SEQUENCE AS THE GEAR COLLAPSED. THE ONBOARD MANUALS, AIRCRAFT REGISTRATION, AIRWORTHINESS CERTIFICATE, AND AIRCRAFT DATA PLATE WERE ALL WERE IN ORDER. DAMAGE TO THE AIRCRAFT APPEARED TO BE THE BELLY, NOSE GEAR DOORS, PROPELLER, AND RIGHT WING TIP. THE DAMAGE TO ALL THREE-PROPELLER BLADE TIPS (CURLED BACKWARDS) INDICATE THE LACK OF POWER APPLIED AT THE TIME OF THE GEAR COLLAPSE. CAUSE OF THE GEAR COLLAPSE CANNOT BE DETERMINED WITHOUT FURTHER INSPECTION OF THE INTERNAL GEAR MECHANISM. ## Other reports on N6797V (1) Matched to the same aircraft by N-number and date. - [Incident 20111225028989I](https://openairdocs.org/incident/20111225028989I), Dec 25, 2011: Mooney M20F (N6797V), Morristown, NJ, Minor damage. On 12/25/11 at 1745Z, N6797V, a Mooney M20F, piloted by its owner, [privacy data omitted] (certificate number landed on runway 23 at mmu. The landing was made… 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. --- 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.