# Accident 19990605006309A: Cessna 177RG, Timmonsville, SC, June 5, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 5, 1999, 20:27 local time
- Place: Timmonsville, SC
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 34.1292° N, 79.9401° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=34.1292&lon=-79.9401&mi=10
- Aircraft: N1982Q, a cancelled registration (https://openairdocs.org/deregistered/N1982Q-2001-02-26) (OpenAirDocs)
- Registry model: Cessna 177RG (registry code 2073709, https://openairdocs.org/model/cessna-177rg) (OpenAirDocs)
- Registry engine: Lycoming IO-360-A1B6D (registry code 41593, https://openairdocs.org/engine/lycoming-io-360-a1b6d) (OpenAirDocs)
- Reported make and model: CESSNA 177RG
- Reported engine: LYC IO360A1B6
- Fatal injuries: 0
- Pilot flight hours: 1,000 total, 50 in this make and model, 10 in the last 90 days
- NTSB investigation: [NTSB MIA99LA164](https://openairdocs.org/ntsb/MIA99LA164) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990605006309A

## Narrative

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

(.19) ON JUNE 5, 1999, ABOUT 2027 EASTERN DAYLIGHT TIME, A CESSNA 177RG, N1982Q, REGISTERED TO AN INDIVIDUAL, CRASHED WHILE ATTEMPTING A FORCED LANDING FOLLOWING LOSS OF ENGINE POWER NEAR TIMMONSVILLE, SOUTH CAROLINA, WHILE ON A TITLE 14 CFR PART 91 PERSONAL FLIGHT. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME AND NO FLIGHT PLAN WAS FILED. THE AIRCRAFT RECEIVED SUBSTANTIAL DAMAGE AND THE PRIVATE-RATED PILOT AND ONE PASSENGER RECEIVED MINOR INJURIES. THE FLIGHT ORIGINATED FROM CHERAW, SOUTH CAROLINA, THE SAME DAY, ABOUT 1953. THE PILOT STATED TO AN FAA INSPECTOR THAT WHILE IN CRUISE FLIGHT, THE ENGINE QUIT. A FORCED LANDING WAS MADE ON A ROAD, AT WHICH TIME, THE RIGHT WING CONTACTED A TREE. (.4) WHILE IN CRUISE FLIGHT AT 4,500 FEET,  THE ENGINE LOST PARTIAL POWER. ABOUT 4 MINUTES LATER THE ENGINE LOST ALL POWER. ABOUT 9 MINUTES AFTER INITIAL LOSS OF ENGINE POWER, WHILE MAKING A FORCED LANDING,  THE AIRCRAFT TOUCHED DOWN IN A TOBACCO FIELD, OVERRAN THE FIELD, CROSSED A ROAD, AND CAME TO REST IN A DITCH. POSTCRASH EXAMINATION OF THE ENGINE SHOWED THE CYLINDERS HAD BEEN INSTALLED WITH SEALING COMPOUND UNDER THE BASES. THE NO. 2 CYLINDER HOLD DOWN STUDS HAD LOST TORQUE AND FA ILED, AND THE CYLINDER HAD SEPARATED FROM THE ENGINE CASE. SUBSEQUENTLY, THE NO. 1 AND NO. 2 CONNECTING RODS BROKE LOOSE FROM THE CRANKSHAFT AND THE ENGINE SEIZED. ENGINE RECORDS INDICATED THE ENGINE HAD BEEN OVERHAULED ABOUT 12 YEARS AND 1,257 FLIGHT HOURS BEFORE THE FAILURE. NO ENTRIES SHOW REMOVAL AND RE-INSTALLATION OF THE CYLINDERS AFTER THE ENGINE OVERHAUL. THE ENGINE WAS LAST INSPECTED 64 FLIGHT HOURS BEFORE THE ACCIDENT. (-23)THE AIRCRAFT DEPARTED CHERAW MUNICIPAL AIRPORT, SC, ENROUTE TO CHARLESTON EXECUTIVE AIRPORT, SC.  WHILE ENROUTE THE AIRCRAFT EXPERIENCED A LOSS OF POWER AND ATTEMPTED TO MAKE AN EMERGENCY LANDING ON A ROAD.  THE AIRCRAFT STRUCK A TOBACCO FIELD AND SKIDDED ON TO THE ROAD AND CAME TO REST IN A DRAINAGE DITCH.  THE AIRCRAFT SUSTAINED MAJOR DAMAGE.  THERE WAS NO POST CRASH FIRE.  THE PILOT AND ONE PASSENGER SUSTAINED MINOR INJURY.  INSPECTION OF THE AIRCRAFT ENGINE REVEALED A LARGE HOLE IN THE ENGINE CRANK CASE.  THE CAUSE OF THE ENGINE FAILURE WAS NOT APPARENT.  THE ENGINE IS SCHEDULED FOR TEAR DOWN EVALUATION ON 6/30/99.

## 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 MIA99LA164](https://openairdocs.org/ntsb/MIA99LA164), Jun 6, 1999: Cessna 177RG (N1982Q), Timmonsville, SC, substantial damage. Probable cause: The loss of engine power due to the improper installation and in-flight separation of an engine cylinder.

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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