Jacksonville Int'l Airport
Aircraft Accident/Incident Report

Jacksonville, Florida 32229
Thursday, December 6, 1984 18:14 EST

NTSB Narrative Summary Released at Completion of Accident

PROVINCETOWN-BOSTON AIRLINES FLT 1039, AN EMBRAER EMB-110P1, WAS CLEARED TO TAKEOFF ON RWY 31 AT 1812 EST. DRG THE INITIAL CLIMB NR THE DEPARTURE END OF THE RWY, THE CAPT ROUTINELY ACKNOWLEDGED AN INSTRN TO CONTACT DEP CONTROL (CTL). SHORTLY THEREAFTER, THE ACFT ENTERED A STEEP DSCNT & CRASHED IN AN INVERTED, NOSE DWN ATTITUDE, THEN BURNED. AN INVESTI-GATION REVEALED THE ELEVATOR (ELEV) & HORIZONTAL STABILIZER (STAB) HAD SEPARATED IN FLT. THE STAB WAS FND ABOUT 1100 FT FM THE MAIN WRECKAGE. THE ELEV TRIM WAS FND IN A PSN TO TRIM THE ACFT FULL NOSE DWN. THERE WAS EVIDENCE OF A MALFUNCTIONOF THE ELEV CTL SYS OR ELEV TRIM SYS, WHICH RESULTED IN A PITCH CTL PROBLEM; THEN REACTION OF THE FLTCREW TO CORRECT THE PROBLEM OVERSTRESSED THE LEFT ELEV CTL ROD. ALSO, THERE WAS EVIDENCE THAT THIS RESULTED IN AN ASYMMETRICAL ELEV DEFLECTION & OVERSTRESS FAILURE OF THE STAB ATTACHMENT STRUCTURE. HOWEVER, THE SAFETY BOARD WAS UNABLE TO DETERMINE THE PRECISE PROBLEM WITH THE PITCH CTL SYS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/6/1984
Event Day of the Week Thursday
Time of Event 1814
Event Time Zone Eastern Standard Time
Event City JACKSONVILLE
Event State FLORIDA
Event Country --
Zipcode of the event site 32229
Event Date Year 1984
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport JACKSONVILLE INT'L
Event Location Nearest Airport ID JAX
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 1
Degrees magnetic from airport 45
Airport Elevation 30
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1819 Eastern Standard Time
Direction of event from weather observation facility (degrees) 45
Weather Observation Facility ID JAX
Elevation of weather observation facility 30
Distance of event from weather observation facility (units?) 1
Time Zone of the weather observation EST
Lighting Conditions Dusk
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 7
Air Temperature at event time (in degrees celsius) 8
Dew Point at event time (in degress fahrenheit) 2
Wind Direction (degrees magnetic) 310
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 16
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1020
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 13
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 13
Investigating Agency NTSB
NTSB Docket Number (internal use) 3302
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 27485
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N96PB
NTSB Number DCA85AA004
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion Ground
Aircraft Manufacturer's Full Name Embraer
Aircraft Model EMB-110P1
Aircraft Series Identifier EMB-110P1
Aircraft Serial Number MC110365
Certified Max Gross Weight 13007
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 21
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Nov 6 1984 12:00AM
Airframe hours since last inspection 0
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name PROVINCETOWN-BOSTON AIRLINES
Aircraft Owner Street Address 3201 RADIO RD.
Aircraft Owner City NAPLES
Aircraft Owner State FL
Aircraft Owner Country
Aircraft Owner Zipcode 33942
Operator is an individual? --
Operator Name PROVINCETOWN-BOSTON AIRLINES
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code PBA
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger/Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code JAX
Departure City JACKSONVILLE
Departure State FL
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code TPA
Destination City TAMPA
Destination State FL
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 31
Runway Length 7700
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --