Boeing 727-31 N852TW
27 August 1988 · Chicago, Illinois, United States · Minor injuries
Summary
On 27 August 1988 at about 21:50 local time, a Boeing 727-31 registered N852TW, operated by Trans World Airlines, was involved in an accident near Chicago, Illinois, United States. 68 people were on board and 7 had minor injuries. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 21:50
- Classification
- Accident
- Location
- Chicago, Illinois, United States
- Nearest airport
- Chicago O'hare (ORD)
- Coordinates
- Not recorded
- Aircraft
- Boeing 727-31
- Registration
- N852TW
- Category
- Airplane
- Engines
- 3
- Operator
- Trans World Airlines
- Operating rule
- Part 121: Air Carrier
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- St. Louis → Chicago
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- CHI88FA223
People
7 people had minor injuries.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 68 | 0 | 0 | 7 | 61 |
Probable cause
IMPROPER PROCEDURAL CHECKLIST IN WHICH A CRITICAL STEP WAS NOT LISTED.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
SCHEDULED DOMESTIC PART 121 FLIGHT COULD NOT GET LANDING GEAR TO EXTEND ON APPROACH TO CHICAGO MIDWAY AIRPORT. AFTER MISSED APPROACH, CREW TRIED UNSUCCESSFULLY TO EXTEND GEAR MANUALLY USING PROCEDURES IN COCKPIT CHECKLIST AND FLIGHT OPERATIONS MANUAL. EMERGENCY GEAR-UP LANDING WAS MADE AT CHICAGO O'HARE INTERNATIONAL AIRPORT. INVESTIGATION REVEALED A DISCONNECTED GEAR SELECTOR ACTUATING ROD FROM THE NORMAL LANDING GEAR RETRACT/EXTENSION ACTUATING ASSEMBLY. CREW DAMAGED MANUAL GEAR EXTENSION MECHANISM IN MANUAL EXTENSION ATTEMPTS. FAA APPROVED PROCEDURAL CHECKLIST HAD OMITTED CRITICAL STEP IN MANUAL GEAR EXTENSION PROCEDURE.
Quoted verbatim from the NTSB record.
Other Boeing 727 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 26 Jul 1988 | Boeing 727-100 | Denver, Colorado, United States | Connie Kallitta Services | No injuries | - |
| 17 Oct 1988 | Boeing 727-200 | St. Thomas | American Airlines, Inc. | No injuries | - |
| 31 Aug 1988 | Boeing 727-232 | Dallas/Ft Worth, Texas, United States | - | Fatal | 14 |
| 26 Dec 1988 | Boeing 727-25 | Morgantown, West Virginia, United States | Eastern Air Lines, Inc. | Minor injuries | - |
| 21 Mar 1988 | Boeing 727-232 | Portland, Oregon, United States | Delta Air Lines, Inc. | No injuries | - |
| 13 Apr 1988 | Boeing 727-290 | Portland, Oregon, United States | Alaska Airlines, Inc. | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 24 Oct 1988 | Boeing B-727-200A | Chicago, Illinois, United States | Northwest Airlines, Inc. | No injuries | - |
| 9 Oct 1988 | Beechcraft 55B | Quincy, Illinois, United States | - | No injuries | - |
| 9 Oct 1988 | Cessna 172 | Carbondale, Illinois, United States | - | No injuries | - |
| 26 Jan 1988 | Cessna T310R | Urbana, Illinois, United States | - | No injuries | - |
| 16 Oct 1988 | Piper PA-28-151 | Fairview Hts., Illinois, United States | Hurst Flight Training, Inc. | No injuries | - |
| 3 Feb 1988 | Cessna 421A | Wheeling, Illinois, United States | - | No injuries | - |