# NTSB DEN74DTE65: Piper PA-18A, N6760B, Sheridan Lk, CO, April 6, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 6, 1974
- Place: Sheridan Lk, CO · SHERIDAN LK, CO
- Location: 38.4667° N, 102.2944° W: Placed by OpenAirDocs: center of Sheridan Lake, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.4667&lon=-102.2944&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 June 3, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186210
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN74DTE65
- Page: https://openairdocs.org/ntsb/DEN74DTE65

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0970   74/4/6  NR.SHERIDAN LK,COLO   PIPER PA-18A        CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1540                    N6760B              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 24, 1260 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            200 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         SHERIDAN LK,COLO             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - SUDDEN WINDSHIFT
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         TANK/HOPPER-LOCATION - AFT OF PILOT
        REMARKS- TAKE OFF FROM DIRT ROAD.GUSTS TO 25K,VBL.
```

## Aircraft

- Registration: [N6760B](https://openairdocs.org/aircraft/N6760B), registered now, S/N 18-5035, built 1954 (OpenAirDocs)
- Reported make and model: PIPER PA-18A
- Registry model: [Piper PA-18A](https://openairdocs.org/model/piper-pa-18a) (registry code 7101804) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19740406011049A](https://openairdocs.org/incident/19740406011049A), Apr 6, 1974: Piper PA18A, Sheridan Lk, CO, Substantial damage. Take off from dirt road. Gusts to 25K,vbl.

## Other investigations on N6760B (4)

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 ANC07CA042](https://openairdocs.org/ntsb/ANC07CA042), Jun 1, 2007: Piper PA-18 (N6760B), Talkeetna, AK, substantial damage. Probable cause: The pilot's delay in aborting the landing, which resulted in an in-flight collision with trees.
- [NTSB ANC00LA131](https://openairdocs.org/ntsb/ANC00LA131), Sep 15, 2000: Piper PA-18 (N6760B), Big Lake, AK, substantial damage. Probable cause: The pilot's application of excessive braking. A factor in the accident was the installation of boosted (oversize) type master brake cylinders.
- [NTSB ANC96LA129](https://openairdocs.org/ntsb/ANC96LA129), Aug 16, 1996: Piper PA-18 (N6760B), Slana, AK, substantial damage. Probable cause: The pilot's failure to maintain directional control during takeoff. A factor associated with the accident was the rough and uneven terrain.
- [NTSB ANC81DAG65](https://openairdocs.org/ntsb/ANC81DAG65), Aug 9, 1981: Piper PA-18A (N6760B), Canyon Creek, AK, 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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