NTSB Identification: DCA87MA046.
The docket is stored on NTSB microfiche number 33859.
Scheduled 14 CFR NORTHWEST AIRLINES, INC.
Accident occurred Sunday, August 16, 1987 in ROMULUS, MI
Probable Cause Approval Date: 04/28/1989
Aircraft: MCDONNELL DOUGLAS DC-9-82, registration: N312RC
Injuries: 156 Fatal,2 Serious,4 Minor.

NTSB investigators traveled in support of this investigation and used data obtained from various sources to prepare this aircraft accident report.

The Safety Board's full report on this investigation is provided as Aviation Accident Report number AAR-88/05. To obtain a copy of this report, or to view the executive summary online, please see the Web site at http://www.ntsb.gov/publictn/publictn.htm


NORTHWEST FLT 255 (NW255) CRASHED AFTER TAKEOFF FM RWY 3C AT DETROIT METRO AIRPORT. WITNESSES SAID NW255 ROTATED FOR TAKEOFF 1200-1500 FT FROM THE END AND LIFTED OFF NR THE END OF THE 8500 FT RWY. AFTER LIFTOFF, THE WINGS ROCKED LT AND RT AND THE ACFT FAILED TO CLIMB NORMALLY. 18 FEET OF THE LT WING SEPARATED WHEN THE WING CONTACTED A LIGHT POLE 2760 FT BEYOND THE RWY END. THE ACFT ROLLED STEEPLY TO THE LEFT AND STRUCK POLES, A BLDG, AND AUTOMOBILES BEFORE CRASHING INTO A RAILROAD EMBANKMENT. THE ACFT WAS DESTROYED. THE EVIDENCE INDICATED THAT THE FLAPS AND SLATS WERE IN THE UP/RETRACT POSITION AND HAD NOT BEEN DEPLOYED FOR TKOF. NEITHER PLT RECITED THE ITEMS OF THE TAXI CKLIST. STALL WARNINGS WERE ANNUNCIATED BUT AN AURAL TKOF WARNING WAS NOT ANNUNCIATED BY THE CENTRAL AURAL WARNING SYSTEM (CAWS). IT WAS CONFIRMED THAT 28 VOLT DC PWR WAS NOT PROVIDED TO THE CAWS PWR SUPPLY #2. THE REASON FOR THE LOSS OF ELECTRICAL PWR WAS TRACED TO A CIRCUIT BRKR BUT NO MALF OF THE CB WAS FND. FOR FURTHER INFORMATION, SEE NTSB/AAR-88/05.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

CHECKLIST..NOT PERFORMED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LOWERING OF FLAPS..NOT PERFORMED..COPILOT/SECOND PILOT

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LOWERING OF SLATS..NOT PERFORMED..COPILOT/SECOND PILOT





Contributing Factors

WARNING SYSTEM(OTHER)..DISABLED

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