# NTSB CHI72FET02: Brantly 305, N2211U, Monroeville, IN, July 20, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 20, 1971
- Place: Monroeville, IN · MONROEVILLE, IN
- Location: 40.9736° N, 84.8677° W: Placed by OpenAirDocs: center of Monroeville, IN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.9736&lon=-84.8677&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 4 minor
- Status: Completed, report March 6, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162504
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI72FET02
- Page: https://openairdocs.org/ntsb/CHI72FET02

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2574  71/7/20    MONROEVILLE,IND     BRANTLY 305         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 27, 140
        TIME - 1745                    N2211U              PX-  0  0  3  AERIAL SURVEY             TOTAL HOURS, 48 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - DECATUR HIWAY
        DEPARTURE POINT             INTENDED DESTINATION
          MONROEVILLE,IND             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: MAIN ROTOR                      LANDING: FINAL APPROACH
           COLLISION WITH GROUND/WATER: UNCONTROLLED                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: MAIN ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         FIRE AFTER IMPACT
        REMARKS- CAUSE OF OVERLOAD FAILURE NOT DETERMINED.PLT COULD NOT MAINTAIN LDG ATT WHEN PART OF M R/B SEPRTD.
```

## Aircraft

- Registration: [N2211U](https://openairdocs.org/deregistered/N2211U-1971-07-20), registration cancelled 1971-07-20, S/N 1013 (OpenAirDocs)
- Reported make and model: BRANTLY 305
- Registry model: [Brantly 305](https://openairdocs.org/model/brantly-305) (registry code 1440602) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed
- Airport: Decatur Hiway

## Other investigations on N2211U (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 CHI66A0068](https://openairdocs.org/ntsb/CHI66A0068), Feb 10, 1966: Brantly 305 (N2211U), Cleveland, OH, destroyed

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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