# NTSB NYC84LA252: Cessna 152, N49985, Mansfield, MA, July 25, 1984 - Type: NTSB accident investigation - Classification: Accident · Minor injuries · Limited investigation · Final report - Date: July 24, 1984, 20:30 local (Jul 25, 1984, 00:30 UTC) - Place: Mansfield, MA - Location: 42.0334° N, 71.2189° W: Placed by OpenAirDocs: center of Mansfield, MA, within about 6 miles (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=42.0334&lon=-71.2189&mi=10 - Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping) - Highest injury: Minor injuries - Injuries: 3 minor - Status: Completed - Report: Approved by Office Director - NTSB case key (mKey): 35716 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC84LA252 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35716/pdf - Page: https://openairdocs.org/ntsb/NYC84LA252 ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - On ground/water collision with object, taxi - from landing - light condition - dusk (contributing factor) - landing lights - not used, pilot in command(cfi) (contributing factor) - visual lookout - inadequate, pilot in command(cfi) (cause) - visual lookout - inadequate, dual student (cause) - remedial action - delayed, pilot in command(cfi) - object - aircraft moving on ground - clearance - not obtained, pilot in command(cfi) - visual lookout - inadequate, pilot of other aircraft (cause) - clearance - not maintained, pilot of other aircraft (cause) - On ground/water collision with object, taxi - to takeoff - light condition - dusk (contributing factor) - visual lookout - inadequate, pilot in command (cause) - remedial action - not performed, pilot in command (contributing factor) - object - aircraft moving on ground - clearance - not obtained, pilot in command - visual lookout - inadequate, pilot of other aircraft (cause) - clearance - not obtained, pilot of other aircraft (cause) ## Analysis (aircraft 2) N49985 LANDED ON RWY 32 AND TURNED OFF RWY AT MIDFIELD INTERSECTION. ACFT CAME TO FULL STOP TO RETRACT FLAPS AND TURN OFF CARB HEAT. PLT STATED A CHECK FOR OTHER TRAFFIC WHO MADE AT THIS TIME. STUDENT PLT BEGAN TAXIING TO RAMP WITH LANDING LIGHT OFF, NAV LIGHTS AND BEACON ON. N8172 WAS TAXING TO RWY 32 FOR TAKEOFF. PLT STATED HE SAW N49985 LAND AND TAKE THE FIRST TAXIWAY TURN OFF. HE STATED HE WAS MAKING 'S' TURNS BUT DID NOT SEE N49985 TURN ONTO THE TAXIWAY. THE CFI IN N49985 INITIATED A SHARP RIGHT TURN WHEN HE SAW N8172 COMING TOWARD HIM BUT WAS UNABLE TO PREVENT THE COLLISION. THE NOSE SECTION OF N1827 CONTACTED THE LEFT SIDE OF N49985. ## Analysis (aircraft 1) N49985 LANDED ON RWY 32 AND TURNED OFF RWY AT MIDFIELD INTERSECTION. ACFT CAME TO FULL STOP TO RETRACT FLAPS AND TURN OFF CARB HEAT. PLT STATED A CHECK FOR OTHER TRAFFIC WAS MADE AT THIS TIME. STUDENT PLT BEGAN TAXIING TO RAMP WITH LANDING LIGHT OFF, NAV LIGHTS AND BEACON ON. N8172 WAS TAXIING TO RWY 32 FOR TAKEOFF. PLT STATED HE SAW N49985 LAND AND TAKE THE FIRST TAXIWAY TURN OFF. HE STATED HE WAS MAKING 'S' TURNS BUT DID NOT SEE N49985 TURN ONTO THE TAXIWAY. THE CFI IN N49985 INITIATED A SHARP RIGHT TURN WHEN HE SAW N8172 COMING TOWARD HIM BUT WAS UNABLE TO PREVENT THE COLLISION. THE NOSE SECTION OF N1872 CONTACTED THE LEFT SIDE OF N49985. ## Aircraft 1 - Registration: N49985 (not matched to a registry record) - Reported make and model: CESSNA 152 - Category: Airplane - Serial number: 15281426 - Engines: LYCOMING O-235-L2C 150 horsepower reciprocating - Damage: Substantial damage - Flight: Instructional, Part 91 - Registered owner: Presmar Enterprises, Inc. - Airworthiness certificate: Standard, Normal - Departed: MANSFIELD, MA ## Aircraft 2 - Registration: [N8172](https://openairdocs.org/aircraft/N8172), registered now, S/N RJB-2, built 1970 (OpenAirDocs) - Reported make and model: STOLP SA-300 - Registry model: [Begin-Starduster SA-300](https://openairdocs.org/model/begin-starduster-sa-300) (registry code 86601MU) (OpenAirDocs) - Registry engine: [Lycoming IO-320 series](https://openairdocs.org/engine/lycoming-io-320-series) (registry code 41509, reciprocating) (OpenAirDocs) - Category: Airplane, amateur-built - Serial number: RJB-2 - Airframe hours: 500 - Engines: LYCOMING IO-320 150 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Registered owner: Gary M. Kotler - Airworthiness certificate: Special, Experimental (Special) - Last inspection: Annual, May 1, 1984 ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot, aircraft N49985; age 33; flight instructor; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: right; flight hours: 770 total, 170 in this make and model, 668 as pilot in command, 84 in the last 90 days - Pilot, aircraft N8172; age 36; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; flight hours: 770 total, 170 in this make and model, 665 as pilot in command, 20 in the last 90 days ## Weather - Conditions: Visual (VMC), Dusk - Wind: 310° at 5 knots - Visibility: 12 statute miles - Lowest ceiling: none - Temperature: 81 °F ## 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 19840724075322A](https://openairdocs.org/incident/19840724075322A), Jul 24, 1984: Cessna 152, Mansfield, MA, Substantial damage. Landed, stopped on turnoff, got on taxiway, saw oncoming N8172, tried to turn out of way, was hit by other aircraft - [Accident 19840724075321A](https://openairdocs.org/incident/19840724075321A), Jul 24, 1984: Amtrso STARDUSTR300, Mansfield, MA, Substantial damage. Saw N49985 stopped on turnoff, thought other pilot was going to let him pass, speeded up, no s turns, collided. 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.