# NTSB OAK74FVW13: Beech G18S, N10313, Boulder City, NV, February 25, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 25, 1974
- Place: Boulder City, NV · BOULDER CITY, NV
- Location: 35.9786° N, 114.8325° W: Placed by OpenAirDocs: center of Boulder City, NV, within about 8 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.9786&lon=-114.8325&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 8, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186936
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK74FVW13
- Page: https://openairdocs.org/ntsb/OAK74FVW13

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0367  74/2/25    BOULDER CITY,NEV    BEECH G18S          CR-  0  0  2  MISCELLANEOUS             COMMERCIAL, AGE 61, 20000
        TIME - 1215                    N10313              PX-  0  0  0  TEST                      TOTAL HOURS, 5060 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - BOULDER CITY
        DEPARTURE POINT             INTENDED DESTINATION
          LAS VEGAS,NEV               BOULDER CITY,NEV
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           AIRFRAME - LANDING GEAR: EMERGENCY/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER ALIGNMENT/ADJUSTMENT
           MISCELLANEOUS ACTS,CONDITIONS - SHEARED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - PREVIOUS DAMAGE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- LDNG GEAR EXTENSION JACKSCREW BOLT SHEARED. NOSE GR DIDNT FULLY EXTEND.
```

## Aircraft

- Registration: [N10313](https://openairdocs.org/deregistered/N10313-2010-12-08), registration cancelled 2010-12-08, S/N BA-558, built 1960 (OpenAirDocs)
- Reported make and model: BEECH G18S
- Registry model: [Beech G18S](https://openairdocs.org/model/beech-g18s) (registry code 1151010) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Boulder City

## 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 19740225004079A](https://openairdocs.org/incident/19740225004079A), Feb 25, 1974: Beech G18S, Boulder City, NV, Substantial damage. Ldng gear extension jackscrew bolt sheared. Nose gr didnt fully extend.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.