# NTSB LAX94LA264: Cessna 210A, N6659X, Mesquite, NV, June 24, 1994 - Type: NTSB accident investigation - Classification: Accident · No injuries · Limited investigation · Final report - Date: June 24, 1994, 10:30 local (17:30 UTC) - Place: Mesquite, NV - Location: 36.8331° N, 114.0559° W: Placed by OpenAirDocs at MESQUITE (67L), within about a mile (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=36.8331&lon=-114.0559&mi=10 - Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping) - Highest injury: No injuries - Injuries: 5 uninjured - Status: Completed, report November 14, 1994 - Report: Approved by Office Director - NTSB case key (mKey): 28782 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX94LA264 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/28782/pdf - Page: https://openairdocs.org/ntsb/LAX94LA264 ## Probable cause EXHAUSTION OF THE BRAKE SYSTEM HYDRAULIC FLUID DUE TO AN INADEQUATE ANNUAL INSPECTION. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - Loss of control - on ground/water, taxi - to takeoff - fluid,hydraulic - exhaustion (cause) - maintenance,annual inspection - inadequate, other maintenance personnel (cause) - landing gear,normal brake system - no pressure - On ground/water encounter with terrain/water, taxi - to takeoff - terrain condition - ditch ## Analysis The pilot experienced failure of the right brake while taxiing for departure, lost control of the aircraft, and veered into a ditch. An A&P technician examined the aircraft brake system and found the right brake hydraulic cylinder empty. The mechanic then filled the right cylinder, checked the brake lines for fluid leaks, and functionally tested the brakes. No leaks were found and the brakes operated to specification. According to the technician, no evidence of old leaks was observed. Review of aircraft logbooks revealed that the annual inspection was completed on May 27, 1994, 23 hours prior to the accident. ## Factual narrative On June 24, 1994, at 1030 Pacific daylight time, a Cessna 210A, N6659X, veered into a ditch while taxiing for departure at Mesquite, Nevada. The aircraft was owned and operated by the pilot and was on a cross-country personal flight. Visual meteorological conditions prevailed and a VFR flight plan was filed. The aircraft sustained substantial damage. Neither the pilot nor the four passengers were injured. The flight was originating at the time with Rock Springs, Wyoming, as the destination. In his written statement, the pilot said he experienced failure of the right brake while taxiing for departure. The pilot lost control and the aircraft veered into a ditch. A certificated airframe and powerplant technician examined the aircraft brake system and found the right brake hydraulic cylinder empty. The mechanic then filled the right cylinder, checked the brake lines for fluid leaks, and functionally tested the brakes. No leaks were found and the brakes operated to specification. According to the technician, no evidence of old leaks were observed. Review of aircraft logbooks revealed that the annual inspection was completed on May 27, 1994, 23 hours prior to the accident. ## Aircraft - Registration: [N6659X](https://openairdocs.org/aircraft/N6659X), registered now, S/N 21057659, built 1960 (OpenAirDocs) - Reported make and model: CESSNA 210A - Registry model: [Cessna 210A](https://openairdocs.org/model/cessna-210a) (registry code 2073408) (OpenAirDocs) - Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: 21057659 - Airframe hours: 2434 - Engines: Continental IO-470-E 260 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Operator: David Jackson - Registered owner: David Jackson - Airworthiness certificate: Standard, Normal - Last inspection: Annual, May 27, 1994, 23 hours before - Destination: RKS, ROCK SPRINGS, WY - Flight plan: VFR - Airport: 67L, Mesquite ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 38; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 186 total, 86 in this make and model, 139 as pilot in command, 48 in the last 90 days, 30 in the last 30 days, 1 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 310° at 4 knots - Visibility: 50 statute miles - Lowest ceiling: none - Temperature: 99 °F, dew point 21 °F - Altimeter: 29.00 inHg - Observed at: LAS, 79 nm away ## 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 19940624016889A](https://openairdocs.org/incident/19940624016889A), Jun 24, 1994: Cessna 210A, Mesquite, NV, Substantial damage. Right brake failed taxiing for departure. Veered into ditch. Right brake cylinder empty. No leaks. Annual one month ## Other investigations on N6659X (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 NYC68D0385](https://openairdocs.org/ntsb/NYC68D0385), Feb 12, 1968: Cessna 210 (N6659X), Ambler, PA, 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.