# NTSB CHI69A0012: Boeing 707, N355US, Lafayette, IN, July 23, 1968

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 23, 1968
- Place: Lafayette, IN · LAFAYETTE, IN
- Location: 40.3995° N, 86.8628° W: Placed by OpenAirDocs: center of Lafayette, IN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.3995&lon=-86.8628&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 3 minor, 60 uninjured
- Status: Completed, report June 18, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 109113
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI69A0012
- Page: https://openairdocs.org/ntsb/CHI69A0012

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0059  68/7/23    LAFAYETTE,IND       BOEING 707          CR-  0  1  6  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1522                    N355US              PX-  0  0 57                            46, 18347 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            1667 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - NORTHWEST AIRLINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PERSONNEL - FLIGHT PERSONNEL
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT NOT FASTENED
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     THUNDERSTORM
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- CABIN ATTENDANT WAS NOT SEATED. SEAT BELT SIGN ON.
```

## Aircraft

- Registration: [N355US](https://openairdocs.org/deregistered/N355US-1971-03-04), registration cancelled 1971-03-04, S/N 18710 (OpenAirDocs)
- Reported make and model: BOEING 707
- Registry model: [Boeing 707-351B](https://openairdocs.org/model/boeing-707-351b) (registry code 138366M) (OpenAirDocs)
- Category: Airplane
- Engines: turbo fan
- Damage: No 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.

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