# NTSB CHI93DCQ02: Cessna 188, N4864Q, Buhler, KS, August 1, 1993 - Type: NTSB accident investigation - Classification: Accident · No injuries · Final report - Date: August 1, 1993, 08:00 local (13:00 UTC) - Place: Buhler, KS - Coordinates: 38.129943, -97.770683 (estimated) - Nearby events: https://openairdocs.org/map.md?lat=38.1299&lon=-97.7707&mi=10 - Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping) - Highest injury: No injuries - Injuries: 1 uninjured - Status: Completed, report August 17, 1994 - Report: Approved by Office Director - NTSB case key (mKey): 9134 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI93DCQ02 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/9134/pdf - Page: https://openairdocs.org/ntsb/CHI93DCQ02 ## Probable cause the loss of engine power due to a fractured accessory (camshaft) drive gear. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - Loss of engine power(total) - mech failure/malf, maneuvering - aerial application - accessory drive assy,drive gear - fractured (cause) - Forced landing, descent - emergency - Nose over, landing - roll ## Analysis THE AGRICULTURAL SPRAY AIRPLANE LOST ENGINE POWER WHILE MANEUVERING OVER CROPS. THE PILOT MADE A FORCED LANDING IN A NEARBY FIELD. EXAMINATION OF THE ENGINE DISCLOSED A FRACTURED CAMSHAFT DRIVE GEAR. ## Factual narrative HISTORY OF FLIGHT On August 1, 1993, at 0800 Central Daylight Time (cdt), a Cessna 188, N4864Q, owned and operated by Blue Sky Airspray took off from a private airstrip at Nickerson, Kansas. AT 0830 cdt while aerial spraying, the engine quit and the aircraft impacted the ground in a plowed field 9 1/2 miles northeast of Buhler, Kansas. The aircraft sustained substantial damage to the left wing, left landing gear, horizontal stabilizer, and tail wheel. The pilot holds a commercial pilot's certificate and had a current airman medical certificate. DAMAGE TO AIRCRAFT The aircraft sustained substantial damage to the left wing, left landing gear, horizontal stabilizer and tail wheel. PERSONNEL INFORMATION The pilot, Rodney W. Hicks, was an employee of Blue Sky Airspray, Certificate No. CFJG798C, owned by Wallace D. Cook. AIRCRAFT INFORMATION The aircraft, a Cessna 188, was owned by Wallace D. Cook. The last inspection was an annual performed on 12/17/92. The aircraft had operated 136 hours since last inspection for a total time of 4894 hours. AERODROME INFORMATION Private airport in an uncontrolled area. WRECKAGE AND IMPACT INFORMATION The aircraft received substantial damage. Left wing and landing gear bent. Horizontal stabilizer bent and tail wheel bent. The aircraft impacted the ground in a plowed field with no damage to crops. SURVIVAL ASPECTS The accident was survivable due to low altitude and shoulder harness used by the pilot. ADDITIONAL INFORMATION The aircraft was released to the owner Wallace D. Cook on August 2, 1993. Tear down of the engine revealed gear teeth broken off of camshaft drive gear. ## Aircraft - Registration: [N4864Q](https://openairdocs.org/deregistered/N4864Q-2005-03-30), registration cancelled 2005-03-30, S/N 18802600T, built 1976 (OpenAirDocs) - Reported make and model: CESSNA 188 - Registry model: [Cessna A188B](https://openairdocs.org/model/cessna-a188b) (registry code 2073005) (OpenAirDocs) - Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: 18802600T - Airframe hours: 4894 - Engines: CONTINENTAL IO-520-D 300 horsepower reciprocating - Damage: Substantial damage - Flight: Aerial application, Part 137 - Operator: Wallace D. Cook, doing business as Blue Sky Air Spray - Registered owner: Wallace D. Cook - Airworthiness certificate: Special, Restricted (Special) - Last inspection: Annual, December 17, 1992, 136 hours before - Departed: NICKERSON, KS ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 47; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: center; flight hours: 10,000 total, 5,500 in this make and model, 100 in the last 90 days, 50 in the last 30 days, 5 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Visibility: 20 statute miles - Lowest ceiling: none - Temperature: 75 °F ## 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 19930801027409A](https://openairdocs.org/incident/19930801027409A), Aug 1, 1993: Cessna A188B, Buhler, KS, Substantial damage. Engine quit on spray run. Substantial damage in forced landing. Gear teeth broke off camshaft drive gear. ## Other investigations on N4864Q (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 CHI97LA228](https://openairdocs.org/ntsb/CHI97LA228), Jul 28, 1997: Cessna 188B (N4864Q), Halstead, KS, substantial damage. Probable cause: the pilot failed to maintain adequate clearance from the transmission wires. Factors included the malfunctioning of the wire cutter and pilot fatigue. 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.