# Incident 20170810024279I: Rockwell International S-2R, Salem, IN, August 10, 2017

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: August 10, 2017, 16:00 local time
- Place: Salem, IN
- Airport: Salem Minicipal Airport
- Damage: Minor damage
- Phase of flight: Landing: Rollout
- Operating rules: Agricultural (Part 137)
- Operator: 2MOG
- Location: 38.6043° N, 86.0976° W: Placed by OpenAirDocs: center of Salem, IN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.6043&lon=-86.0976&mi=10
- Aircraft: N4971X, registered now (https://openairdocs.org/aircraft/N4971X) (OpenAirDocs)
- Registry model: Rockwell International S-2R (registry code 7630202, https://openairdocs.org/model/rockwell-international-s-2r) (OpenAirDocs)
- Registry engine: Wright R-1820 series (registry code 67020, https://openairdocs.org/engine/wright-r-1820-series) (OpenAirDocs)
- Reported make and model: ROCKWELL INTERNATIONAL S-2R
- Reported engine: WRIGHT R-1820 SER
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 1,088 total, 286 in this make and model, 121 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20170810024279I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON AUGUST 10, 2017 AT APPROXIMATELY 1600HRS LOCAL TIME A ROCKWELL INTERNATIONAL, MODEL S2R, N4971X, LOST DIRECTIONAL CONTROL AFTER LANDING ON RUNWAY 10 AT SALEM MUNICIPAL AIRPORT, SALEM, INDIANA. THE SOLE OCCUPANT, A COMMERCIAL RATED PILOT, FAILED TO MAINTAIN DIRECTIONAL CONTROL OF THE AIRCRAFT, SUBSEQUENTLY THE AIRCRAFT VEERED UNCONTROLLABLY OFF OF THE RUNWAY. THE PILOT WAS NOT INJURED. THE AIRCRAFT AND PROPERTY SUFFERED MINOR DAMAGE. THE AIRCRAFT IS REGISTERED TO AND OPERATED BY PRECISION AG AIR SERVICES LLC, AIR OPERATOR CERTIFICATE #2MOG, CFR PART 137. DAY VMC CONDITIONS PREVAILED.

AT APPROXIMATELY 1600HRS LOCAL TIME THE PILOT RETURNED TO THE AIRPORT TO PICK UP THE LAST LOAD OF CHEMICAL. THE PILOT PERFORMED A NORMAL APPROACH AND LANDING. DURING ROLL OUT, HE APPLIED THE BRAKES, WITHIN A MATTER OF SECONDS THE LEFT BRAKE FAILED AND THE AIRCRAFT VEERED UNCONTROLLABLY TO THE RIGHT. THIS AIRCRAFT IS EQUIPPED WITH A FREE CASTERING TAIL WHEEL. THE AIRCRAFT UNCONTROLLABLY MANUEVERED OFF OF THE RUNWAY ENVIRONMENT AND THROUGH A CHAIN LINK FENCE. THE LEFT WING LEADING EDGE WAS DAMAGED BY A FENCE POST AND THE LEFT WING TIP WAS DAMAGED BY THE FENCE. THE RIGHT BRAKE LININGS ARE WORN TO MINIMUM STANDARDS, THE LEFT BRAKE LININGS ARE COMPLETELY WORN AWAY, ALLOWING THE ALUMINUM BRAKE PISTON TO CONTACT THE BRAKE ROTOR. THE LEFT BRAKE PISTON TRAVELED BEYOND ITS NORMAL RANGE ALLOWING THE BRAKE FLUID TO ESCAPE THE BRAKE CYLINDER ASSEMBLY, IN TURN THE LEFT BRAKE PEDAL WAS INEFFECTIVE. THE PILOT STATED THIS WAS THE FOURTH LANDING OF THE DAY AND THAT HE HAD BEEN USING MINIMUM BRAKING DUE TO THE LONG RUNWAY. THE PILOT STATED THAT HE HAD INSPECTED THE BRAKES PRIOR TO THE FIRST FLIGHT AND THAT PER THE INDICATOR PINS, THE BRAKES WERE IN SERVICEABLE CONDITION.

OPENED A COMPLIANCE ACTION, COUNCELED THE PILOT AND MECHANIC ON PRE-FLIGHT OPERATIONS AND BRAKE INSPECTION/MAINTENANCE.

## Other reports on N4971X (1)

Matched to the same aircraft by N-number and date.

- [Accident 20120417005569A](https://openairdocs.org/incident/20120417005569A), Apr 17, 2012: Rockwell International S-2R (N4971X), Palouse, WA, Substantial damage. Pilot was conducting dry fertilizer aerial application. He had flown a couple of runs prior to the accident flight. At the turn around for this flight the…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
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.