# NTSB CHI73A0023: Douglas DC9-32, N3329L, Chicago, IL, September 28, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 28, 1972
- Place: Chicago, IL · CHICAGO, IL
- Location: 41.8500° N, 87.6501° W: Placed by OpenAirDocs: center of Chicago, IL, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.8500&lon=-87.6501&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 34 uninjured
- Status: Completed, report March 22, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168724
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI73A0023
- Page: https://openairdocs.org/ntsb/CHI73A0023

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0035  72/9/28    CHICAGO,ILL         DOUGLAS DC9-32      CR-  0  0  5  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1305                    N3329L              PX-  0  0 29                            UNK/NR, 8400 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            3750 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - OHARE
        OPERATOR - DELTA AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          NEW ORLEANS,LA              CHICAGO,ILL                  BIRMINGHAM,ALA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
           PILOT IN COMMAND - IMPROPER RECOVERY FROM BOUNCED LANDING
        REMARKS- BROKEN FUSELAGE FRAMES,TAIL SKID ASSY.
```

## Aircraft

- Registration: N3329L (not matched to a registry record)
- Reported make and model: DOUGLAS DC9-32
- Category: Airplane
- Engines: turbo fan
- Damage: Substantial damage
- Airport: Ohare

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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