# NTSB DCA78IA018: Douglas DC-9, N959N, Oshkosh, WI, July 21, 1978

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Closed
- Date: July 21, 1978
- Place: Oshkosh, WI · OSHKOSH, WI
- Location: 44.0232° N, 88.5623° W: Placed by OpenAirDocs: center of Oshkosh, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.0232&lon=-88.5623&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 108 uninjured
- Status: Completed, report December 13, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 140519
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA78IA018
- Page: https://openairdocs.org/ntsb/DCA78IA018

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0014  78/7/21    OSHKOSH,WI          DOUGLAS DC-9        CR-  0  0  4  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1615                    N959N               PX-  0  0104                            45, 15900 TOTAL HOURS,
                                       DAMAGE-MINOR        OT-  0  0  0                            900 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - WITTMAN FIELD
        OPERATOR - NORTH CENTRAL AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          CHICAGO,IL                  OSHKOSH,WI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED SPEED
        FACTOR(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: WET RUNWAY
           WEATHER - RAIN
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           MISCELLANEOUS ACTS,CONDITIONS - RAN OFF END OF RUNWAY
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN/LOWER SCATTERED                                    4000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          RAIN SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          FOG                                                      RIGHT QUARTERING TAIL WIND 203-247 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           66                                                      140
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           10                                                      VFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- UN MAKE HI-SPEED TAXIWAY AT END OF RWY,SKIDDED OFF END.50DEG FLAPS AVBL,USED 40DEG.
```

## Aircraft

- Registration: [N959N](https://openairdocs.org/deregistered/N959N-2013-02-06), registration cancelled 2013-02-06, S/N 47255, built 1968 (OpenAirDocs)
- Reported make and model: DOUGLAS DC-9
- Registry model: [Douglas DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (registry code 3022065) (OpenAirDocs)
- Registry engine: [Pratt & Whitney JT8D-1](https://openairdocs.org/engine/pratt-whitney-jt8d-1) (registry code 52044, turbo-jet) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: Minor damage
- Airport: Wittman Field

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Incident 19780721036039I](https://openairdocs.org/incident/19780721036039I), Jul 21, 1978: Doug DC931, Oshkosh, WI, Minor damage. Pilot unable to stop on wet runway. Had quartering tailwind and auto-ground spoilers did not deploy.

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.

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