# NTSB SEA77DTI24: Cessna 120, N2687N, Chester, MT, September 23, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 23, 1977
- Place: Chester, MT · CHESTER, MT
- Location: 48.5113° N, 110.9661° W: Placed by OpenAirDocs: center of Chester, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.5113&lon=-110.9661&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 28, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 145234
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA77DTI24
- Page: https://openairdocs.org/ntsb/SEA77DTI24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2776  77/9/23    CHESTER,MT          CESSNA 120          CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 32, 40 TOTAL
        TIME - 1800                    N2687N              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 30 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - COLBRY RANCH
        DEPARTURE POINT             INTENDED DESTINATION
          CHESTER,MT                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DIRT BANK                                 TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      65
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
          CALM                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- SETTLED AFTER TKOF FM FARM FLD.DENS ALT 4200FT.
```

## Aircraft

- Registration: [N2687N](https://openairdocs.org/deregistered/N2687N-1981-10-30), registration cancelled 1981-10-30, S/N 12945, built 1947 (OpenAirDocs)
- Reported make and model: CESSNA 120
- Registry model: [Cessna 120](https://openairdocs.org/model/cessna-120) (registry code 2071402) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Colbry Ranch

## FAA reports on this event (1)

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

- [Accident 19770923029079A](https://openairdocs.org/incident/19770923029079A), Sep 23, 1977: Cessna 120, Chester, MT, Substantial damage. Settled after tkof fm farm fld. Dens alt 4200FT.

## Other investigations on N2687N (1)

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.

- [NTSB SEA70FDG10](https://openairdocs.org/ntsb/SEA70FDG10), May 5, 1970: Cessna 120 (N2687N), Big Sandy, MT, substantial 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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