# NTSB MIA86LA122: Cessna 172M, N9194H, Borinquen, PR, April 16, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 15, 1986, 21:15 local (Apr 16, 1986, 01:15 UTC)
- Place: Borinquen, PR
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 31602
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA86LA122
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/31602/pdf
- Page: https://openairdocs.org/ntsb/MIA86LA122

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- On ground/water collision with object, taxi - from landing
  - object - runway light (contributing factor)
  - visual lookout - not maintained, pilot in command (cause)
  - notams - not issued, airport personnel (cause)

## Analysis

THE PLT STATED THAT AFTER COMPLETING A LOCAL FLT HE LANDED ON THE RWY AND NOTICED THAT THE TAXIWAY LIGHTS WERE INOPERATIVE WHERE HE WISHED TO TAXI. WHEN HE TAXIED OFF THE RWY THE PROPELLER AND LANDING GEAR STRUCK A CONCRETE CULVERT THAT WAS RESTING NEXT TO AN INOPERATIVE TAXI LIGHT AND AN OPEN MANHOLE COVER. NO RECORD OF ANY NOTAM ACTION REGARDING THE INOPERATIVE LIGHTS WAS FOUND DURING THE INVESTIGATION.

## Aircraft

- Registration: N9194H (not matched to a registry record)
- Reported make and model: CESSNA 172M
- Category: Airplane
- Serial number: 17266007
- Engines: LYCOMING O-320-E2D 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Rafael Villanveva Mena
- Airworthiness certificate: Standard, Normal
- Departed: BQN, BORINQUEN, PR
- Airport: BQU, Borinquen, runway 8, 11,700 × 200 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 22; student; medical: unknown, valid medical--no waivers/lim.; seat: left; flight hours: 217 total, 160 in this make and model, 112 as pilot in command, 40 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/dark
- Wind: calm
- Visibility: 8 statute miles
- Lowest ceiling: none
- Temperature: 75 °F, dew point 72 °F
- Altimeter: 29.00 inHg
- Observed at: BQN

## 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 19860415044289A](https://openairdocs.org/incident/19860415044289A), Apr 15, 1986: Cessna 172M, Borinquen, Puerto Rico, Substantial damage. During a turn off the runway, the left gear struck an open manhole concrete cover. Taxiway unlit, hazard light out.

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.