# NTSB LAX84LA077: Cessna TU206F, N7320Z, Riverside, CA, November 27, 1983 - Type: NTSB accident investigation - Classification: Accident · Serious injuries · Limited investigation · Final report - Date: November 27, 1983, 14:05 local (22:05 UTC) - Place: Riverside, CA - Coordinates: 33.990676, -117.439842 (estimated) - Nearby events: https://openairdocs.org/map.md?lat=33.9907&lon=-117.4398&mi=10 - Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping) - Highest injury: Serious injuries - Injuries: 2 serious, 2 minor, 1 uninjured - Status: Completed - Report: Approved by Office Director - NTSB case key (mKey): 24097 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84LA077 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24097/pdf - Page: https://openairdocs.org/ntsb/LAX84LA077 ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - Midair collision, landing - flare/touchdown - procedures/directives - not followed, pilot in command (contributing factor) - wind information - inadvertent, other maintenance personnel (cause) - Midair collision, landing - flare/touchdown - procedures/directives - not followed, pilot of other aircraft (contributing factor) - visual lookout - inadequate, pilot in command (cause) - visual lookout - inadequate, pilot of other aircraft (cause) ## Analysis (aircraft 2) THE PLT OF A CESSNA TU206F, N7320Z, STATED THAT HE ADVISED OTHER TRAFFIC OF HIS POSITION & INTENTIONS ON THE UNICOM FREQ AS HE ENTERED A STRAIGHT-IN APCH TO RWY 24. AT ABOUT THE SAME TIME, THE PLT OF A PITTS SPECIAL S-1, N20JK, HAD RETURNED FROM A LOCAL FLT & HAD REMAIND IN THE TRAFFIC PATTERN TO PRACTICE LANDINGS. THE PLT OF THE CESSNA SAID HIS ACFT WAS EQUIPPED WITH A SPOL MODIFICATION & HE FLEW HIS FINAL APCH AT 55 TO 60 KTS. HE SAID HE SAW THE PITTS STILL ON DOWNWIND WHEN HE WAS ON FINAL APCH. THE PLT OF THE PITTS SAID HE FLEW A STANDARD PATTERN & TURNED ONTO FINAL APCH ABOUT 3/4 MI OUT. HE DID NOT SEE THE CESSNA PRIOR TO THE ACCIDENT. THE ACFT COLLIDED WHILE THEY WERE IN THE LANDING FLARE/TOUCHDOWN PHASE FOR RWY 24. THE PITTS CONVERGED ON THE CESSNA FROM ABOVE. IT HIT THE RIGHT WING OF THE CESSNA AS THE CESSNA WAS TOUCHING DOWN. THE AIRMAN'S INFORMATION MANUAL RECOMMENDS THAT ACFT ENTER TRAFFIC DOWNWIND, ABEAM THE MIDPOINT OF THE RWY. ## Analysis (aircraft 1) THE PLT OF A CESSNA TU206F, N7320Z, STATED THAT HE ADVISED OTHER TRAFFIC OF HIS POSITION & INTENTIONS ON THE UNICOM FREQ AS HE ENTERED A STRAIGHT-IN APCH TO RWY 24. AT ABOUT THE SAME TIME, THE PLT OFA PITTS SPECIAL S-1, N20JK, HAD RETURNED FROM A LOCAL FLT & HAD REMAIND IN THE TRAFFIC PATTERN TO PRACTIVE LANDINGS. THE PLT OF THE CESSNA SAID HIS ACFT WAS EQUIPPED WITH A SPOL MODIFICATION & HE FLEW HIS FINAL APCH AT 55 TO 60 KTS. HE SAID HE SAW THE PITTS STILL ON DOWNWIND WHEN HE WAS ON FINAL APCH. THE PLT OF THE PITTS SAID HE FLEW A STANDARD PATTERN & TURNED ONTO FINAL APCH ABOUT 3/4 MI OUT. HE DID NOT SEE THE CESSNA PRIOR TO THE ACCIDENT. THE ACFT COLLIDED WHILE THEY WERE IN THE LANDIND FLARE/TOUCHDOWN PHASE FOR RWY 24. THE PITTS CONVERGED ON THE CESSNA FROM ABOVE. IT HIT THE RIGHT WING OF THE CESSNA AS THE CESSNA WAS TOUCHING DOWN. THE AIRMAN'S INFORMATION MANUAL RECOMMENDS THAT ACFT ENTER TRAFFIC ON DOWNWIND, ABEAM THE MIDPOINT OF THE RWY. ## Aircraft 1 - Registration: [N7320Z](https://openairdocs.org/deregistered/N7320Z-1993-09-27), registration cancelled 1993-09-27, S/N U20606356 (OpenAirDocs) - Reported make and model: CESSNA TU206F - Registry model: [Cessna TU206G](https://openairdocs.org/model/cessna-tu206g) (registry code 2073357) (OpenAirDocs) - Category: Airplane - Serial number: U20606356 - Airframe hours: 315 - Engines: CONTINENTAL TSIO-520-M 285 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Registered owner: Steven L & Stanley Ritland - Airworthiness certificate: Standard, Normal - Last inspection: Annual, November 9, 1983, 15 hours before - Departed: L80, JOSHUA TREE, CA - Flight plan: VFR - Airport: RIR, Fla-Bob, runway 24, 3,200 × 50 ft, asphalt ## Aircraft 2 - Registration: N20JK (not matched to a registry record) - Reported make and model: KEPPLE PITTS SPECIAL S-1 (PITTS SPEC) - Category: Airplane, amateur-built - Serial number: 751-H - Airframe hours: 86 - Engines: LYCOMING O-290 140 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Registered owner: Robert W. Loveless - Last inspection: Annual, March 7, 1983 - Airport: RIR, Fla-Bob, runway 24, 3,200 × 50 ft, asphalt ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot, aircraft N7320Z; age 31; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 141 total, 98 in this make and model, 100 as pilot in command, 107 in the last 90 days, 3 in the last 24 hours - Pilot, aircraft N20JK; age 54; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: front; flight hours: 278 total, 3 in this make and model, 218 as pilot in command, 10 in the last 90 days, 1 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 280° at 5 knots - Visibility: 65 statute miles - Lowest ceiling: none - Altimeter: 30.00 inHg - Observed at: RAL, 3 nm away ## FAA reports on this event (2) The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs). - [Accident 19831127073612A](https://openairdocs.org/incident/19831127073612A), Nov 27, 1983: Cessna TU206F, Riverside, CA, Substantial damage. Made straight in approach. A pitts biplane N20JK in the pattern landed on top of the Cessna. Both on landing flare. - [Accident 19831127073611A](https://openairdocs.org/incident/19831127073611A), Nov 27, 1983: Amtrpt PITTSSPECIAL, Riverside, CA, Substantial damage. Landed on top of a Cessna N7302Z that had come straight in. Both on landing flare. Was not wearing required glasses 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.