# Service difficulty reports: N937DL, cancelled Sep 16, 2019

A list on [N937DL, cancelled Sep 16, 2019](https://openairdocs.org/deregistered/N937DL-2019-09-16.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

Page 1 of 3 · 122 reports

- [SDR DALA2018121807254](https://openairdocs.org/sdr/DALA2018121807254.md): Handset · shorted · Dec 16, 2018 · N937DL · Doug MD88 · Interphone/Passenger Announcement (PA) System
  > FLIGHT ATTENDANTS REPORT AFT HANDSET IS SHOCKING THEM DURING USE. REPLACED SERVICE INTER PHONE CRADLE AND HANDSET PER MD-88 AMM 23-40-04. SYSTEMS CHECK NORMAL. (LP5082682)
- [SDR DALA2018112306747](https://openairdocs.org/sdr/DALA2018112306747.md): Lens · missing · Nov 22, 2018 · N937DL · Doug MD88 · Exterior Lighting
  > AFT RT POSTION LIGHT LENS COVER MISSING. R/R AFT RT POS LIGHT ASSY PER MD88 AMM 33-43. OPS CK GOOD. SDR REPORTED DUE TO POSSIBILITY THAT LENS MAY HAVE DEPARTED THE AIRCRAFT DURING FLIGHT. (LP5219990)
- [SDR DALA2018082905335](https://openairdocs.org/sdr/DALA2018082905335.md): Skin · dented · Aug 28, 2018 · N937DL · Doug MD88 · Wing, Plate/Skin
  > DURING A WALK AROUND, FOUND A DENT ON RT WING LE, BEHIND THE NR 2 SLAT. DENT MEASURES 1 1/8" X 1" DEPTH.155, DENT APPEARS TO HAVE A CRACK AT THE BOTTOM. REPAIRED IAW SRM 57-06-BD, TYPE II, FIG 11.
- [SDR DALA2018063004333](https://openairdocs.org/sdr/DALA2018063004333.md): Skin · debonded · Jun 29, 2018 · N937DL · Doug MD88 · Elevator, Tab Structure
  > LT ELEVATOR CONTROL TAB DISBONDED ON LOWER SURFACE. REPLACED LEFT CONTROL TAB (S/N 53163) ON JOB 000-005:2730-4634-LT.
- [SDR DALA2018070304330](https://openairdocs.org/sdr/DALA2018070304330.md): Structure · cracked · Jun 29, 2018 · N937DL · Doug MD88 · Vertical Stabilizer, Spar/Rib
  > LEADING EDGE ATTACH FASTENERS INDICATE CRACKS, RIGHT HAND SIDE, 1ST HOLE BELOW SPLIT LINE IN LE AND 2ND, 5TH, 6TH AND 7TH ABOVE. C/W ERA 525281-14AD REV A.
- [SDR DALA2018063004299](https://openairdocs.org/sdr/DALA2018063004299.md): Skin · debonded · Jun 25, 2018 · N937DL · Doug MD88 · Elevator, Tab Structure
  > LT ELEVATOR CONTROL TAB DISBONDED ON LOWER SURFACE. REMOVED/REPLACED LEFT ELEVATOR CONTROL TAB PER WORK CARD 2730-4634-LH.
- [SDR DALA2018063004297](https://openairdocs.org/sdr/DALA2018063004297.md): Fitting · cracked · Jun 22, 2018 · N937DL · Doug MD88 · Engine Cowling System
  > NR 2 NOSE COWL- 2EA ADJACENT INTERNAL CLIPS CRACKED AT 5:00 AND 7: 00 POSITIONS. NOSE COWL NEEDS REPLACED PER 7110-2001-02 STEP 2A. NOSE COWL REINSTALLED AFTER SHOP VISIT ON NRC 101- REF S/O OJ9217.
- [SDR DALA2018051403250](https://openairdocs.org/sdr/DALA2018051403250.md): Smoke Detector · faulty · May 10, 2018 · N937DL · Doug MD88 · Smoke Detection
  > AFT LEFT LAV SMOKE DETECTOR IS CHIRPING. R&R SMOKE DETECTOR ASSY -CHKS GOOD.
- [SDR DALA2018050503090](https://openairdocs.org/sdr/DALA2018050503090.md): Wire Harness · disconnected · May 5, 2018 · N937DL · Doug MD88 · Light System Wiring
  > 16D SEAT MOUNTED ESCAPE PATH LIGHT INOP. FOUND HARNESS DISCONNECTED CONNECTED HARNESS AS REQUIRED.
- [SDR DALA2018022701205](https://openairdocs.org/sdr/DALA2018022701205.md): Battery Pack · inoperative · Feb 25, 2018 · N937DL · Doug MD88 · Emergency Lighting
  > CEILING EMERGENCY LIGHTS INOPERATIVE AT ROW 16 - 20. REPLACED THE BATTERIES, CHECKED GOOD IAW AMM 33-50.
- [SDR DALA2018012900467](https://openairdocs.org/sdr/DALA2018012900467.md): Light · inoperative · Jan 27, 2018 · N937DL · Doug MD88 · Emergency Lighting
  > EMERGENCY LIGHT ON CAT WALK INOP. RETERMINATED EMERGENCY LIGHT CAT WALK PER SPWM CHAPTER 20 AND EWIZ.
- [SDR DALA2017102507782](https://openairdocs.org/sdr/DALA2017102507782.md): Battery Pack · discharged · Oct 25, 2017 · N937DL · Doug MD88 · Emergency Lighting
  > BOTH AFT OVERWING EMERGENCY EXIT LIGHT INOP, INTERIOR. R&R EMER LIGHT BATTERY PACK AT STA 671R PER WDM 33-51-12, OPS CHECK GOOD.
- [SDR DALA2017102507781](https://openairdocs.org/sdr/DALA2017102507781.md): Light · inoperative · Oct 25, 2017 · N937DL · Doug MD88 · Emergency Lighting
  > ROW 14 ABC OVERHEAD EMERGENCY LIGHT INOP, LT SIDE. RELAMPED EMERGENCY LIGHT AT ROW 14ABC PER WDM 33-51. A/C OK FOR SVC.
- [SDR DALA2017092107001](https://openairdocs.org/sdr/DALA2017092107001.md): Light · inoperative · Sep 21, 2017 · N937DL · Doug MD88 · Emergency Lighting
  > LEFT EMERGENCY FLOOD LIGHT IS INOPERATIVE. R & R THE FLOOD LIGHT IAW AMM 33-50, OP CHECKED GOOD.
- [SDR DALA2017062805041](https://openairdocs.org/sdr/DALA2017062805041.md): Water Heater · defective · Jun 27, 2017 · N937DL · Doug MD88 · Potable Water System
  > AFT LT LAV SMOKE DETECTOR GOING OFF. R&R 3 SMOKE DETECTORS NO HELP 609925. R&R WATER HEATER PER AMM 38-14. PERFORMED DUCT BURNOUT AND REPLACED COALESCER BAGS.
- [SDR DALA2017062604958](https://openairdocs.org/sdr/DALA2017062604958.md): Inlet · contaminated · Jun 25, 2017 · N937DL · Doug MD88 · APU Core Engine
  > ON TAXI OUT, THE AFT FLIGHT ATTENDANT REPORTED SMOKE & FUMES IN AFT CABIN. RETURNED TO GATE AND DEPLANED PASSENGERS. FOUND APU INLET CONTAMINATED WITH OIL.
- [SDR DALA2017050903688](https://openairdocs.org/sdr/DALA2017050903688.md): Unknown · smoke · May 8, 2017 · N937DL · Doug MD88 · Air Distribution System
  > AFT LEFT SMOKE DETECTOR ALARMED CLIMBING THROUGH 9000FT. IMMEDIATELY SMELLED SMOKE IN COCKPIT APPROX. 30 SEC -1MIN. SMOKE ODOR CLEARED AND ALARM STOPPED. F/A'S INSPECTED LAV BIN AND SMOKE BUT DID NOT EVER SEE SMOKE OR FIRE. INSPECTED APU INLET FOR CONTAMINATIO
- [SDR DALA2017050803629](https://openairdocs.org/sdr/DALA2017050803629.md): Connector · arced · May 7, 2017 · N937DL · Doug MD88 · Water/Waste System Wiring
  > DUE TO REPORT OF AFT LEFT LAVATORY SMOKE DETECTOR SOUNDING WITH AN ASSOCIATED SMOKE ODOR. PILOT ALSO REPORTED AN IMMEDIATE SMOKE ODOR IN COCKPIT. THE COCKPIT ODOR CLEARED APPROXIMATELY 30 SEC-1MIN LATER. NO VISIBLE SMOKE REPORTED BY PILOTS OR FLIGHT ATTENDANTS
- [SDR DALA2017050803682](https://openairdocs.org/sdr/DALA2017050803682.md): B-Nut · loose · May 5, 2017 · N937DL · Doug MD88 · Hydraulic System, Main
  > DURING CLIMBOUT, AFT FA SMELLED A BURNING ODOR AND AFT LEFT LAVATORY SMOKE DETECTOR WENT OFF. NO SMOKE WAS SEEN. FUMES DISSIPATED AND ALARM DEACTIVATED. NO FUMES OR ODOR WAS DETECTED. BOROSCOPED THE RT ENGINE BLEED DUCTS, LT & RT AUG VALVE, LT & RT PRU,
- [SDR DALA2017050403554](https://openairdocs.org/sdr/DALA2017050403554.md): Apu · oil consumption · May 4, 2017 · N937DL · Doug MD88 · APU Oil System
  > SMOKE IN CABIN ON TAXI IN. FOUND APU USING OIL. REPLACED APU AND COMPLETED DUCT BURNOUT AND REPLACED COALESCER BAGS.
- [SDR DALA2017042303310](https://openairdocs.org/sdr/DALA2017042303310.md): Longeron · cracked · Apr 22, 2017 · N937DL · Doug MD88 · Fuselage Main, Longeron/Stringer
  > AFT CARGO BAY HAD A CRACKED LONGERON END L26R BETWEEN BS 1322 TO 1338. THE LONGERON WAS REPLACED IAW DWG 5936667 REV CD AND SRM 51-30-5.
- [SDR DALA2017040302668](https://openairdocs.org/sdr/DALA2017040302668.md): Wire Harness · disconnected · Mar 30, 2017 · N937DL · Doug MD88 · Light System Wiring
  > EMERGENCY LIGHT INOPERATIVE AT SEAT 16DE. FOUND THE WIRE HARNESS UNDER SEAT DISCONNECTED. CONNECTED THE WIRE HARNESS, OPS CHECKED GOOD.
- [SDR DALA2017032102261](https://openairdocs.org/sdr/DALA2017032102261.md): Skin · cracked · Mar 13, 2017 · N937DL · Doug MD88 · Aerodynamic Fairings
  > LOWER AFT TAIL CONE HAS A 6.5 INCH CRACK. REMOVED AND REPLACED TAILCONE IAW CARD 5350-0177-0101.
- [SDR DALA2016121209793](https://openairdocs.org/sdr/DALA2016121209793.md): Packing · damaged · Dec 11, 2016 · N937DL · Doug MD88 · Hydraulic System, Main
  > UNIDENTIFIED SMOKE/BURNING SMELL IN COCKPIT AND AFT CABIN ON ARRIVAL. AFT LAV SMOKE DETECTOR ACTIVATED INTERMITTENTLY. CREW VERBAL ACFT FLEW THRU YELLOW HAZE PRIOR TO ODOR EVENT. TROUBLE SHOT PER ODI CHECK LIST. FOUND HYD LEAK AT FWD ENGINE FILTER MODULE DPI.
- [SDR DALA2016061304568](https://openairdocs.org/sdr/DALA2016061304568.md): Hinge Fitting · cracked · Jun 12, 2016 · N937DL · Doug MD88 · Leading Edge Devices
  > CRACKED HINGE FITTING OF SLAT PANEL NR 3, BS XOS= 332 AL LT WING. SLAT PANEL NR 3 WAS REPLACED IAW AMM 27-80-01.
- [SDR DALA2016060904461](https://openairdocs.org/sdr/DALA2016060904461.md): Longeron · cracked · Jun 8, 2016 · N937DL · Doug MD88 · Fuselage Main, Longeron/Stringer
  > CRACKED LONGERON NR 2L BS 160. LONGERON 2 LT, Y=160 WAS REPAIRED IAW SRM 53-02 FIG 18 AND AIR CONDITION DUCT WAS INSTALLED IAW AMM 20-10-11.
- [SDR DALA2016060704403](https://openairdocs.org/sdr/DALA2016060704403.md): Beam · cracked · Jun 6, 2016 · N937DL · Doug MD88 · Passenger/Crew Doors
  > CRACK BEYOND OF STOP DRILL ON BEAM NR 2 AFT FRAME AT PASSENGER DOOR L-1. BEAM WAS REPAIRED IAW SRM 52-05D, FIG 83.
- [SDR DALA2016060704402](https://openairdocs.org/sdr/DALA2016060704402.md): Door Frame · corroded · Jun 6, 2016 · N937DL · Doug MD88 · Fuselage Main, Structure
  > CORROSION ON PREVIOUS REPAIR AND BEAM AT MID CARGO COMPARTMENT LOWER DOOR JAMB. PREVIOUS REPAIR WAS REPLACE IAW SRM 53-05, FIG 123, SHEET, 3.
- [SDR DALA2016060504348](https://openairdocs.org/sdr/DALA2016060504348.md): Longeron · cracked · Jun 4, 2016 · N937DL · Doug MD88 · Fuselage Main, Longeron/Stringer
  > CRACK ON LONGERON 12 LT AND BS 1437 IN AFT ACCESSORY COMPARTMENT. LONGERON WAS REPLACED IAW DWG 5911433-85 AND DRILLED AND ADJUSTED I.A.W DC-9/MD-80 SRM 51-10-4 AND NEW SECTION LONGERON WAS INSTALLED IAW SRM 51-30-2 AND 51-30-5.
- [SDR DALA2016060404358](https://openairdocs.org/sdr/DALA2016060404358.md): Skin · damaged · Jun 3, 2016 · N937DL · Doug MD88 · Fuselage Main, Plate/Skin
  > LIGHTNING STRIKE ON FUSELAGE SKIN BETWEEN LONGERONS 2 AND 3 LT BS 838. LIGHTNING STRIKE ON FUSELAGE SKIN BETWEEN LONGS 2-3LT, STA Y=838 WAS REPAIRED BY PLUG IAW SRM 53-04-2 PAR 3C, 2, A,1, A.
- [SDR DALA2016060404345](https://openairdocs.org/sdr/DALA2016060404345.md): Skin · damaged · Jun 3, 2016 · N937DL · Doug MD88 · Fuselage Main, Plate/Skin
  > LIGHTNING STRIKE ON FASTENERS AT UPPER FUSELAGE BETWEEN LONGERONS 4 AND 3 LT BS 276. LIGHTNING STRIKE ON FUSELAGE SKIN ON BS Y=276 BETWEEN LONGERONS 4-3 LT WAS REPAIRED BY PLUG IAW SRM 53-04-1, PAR 3C, 2, A, 1, A.
- [SDR DALA2016060404343](https://openairdocs.org/sdr/DALA2016060404343.md): Channel · cracked · Jun 3, 2016 · N937DL · Doug MD88 · Fuselage Miscellaneous Structure
  > CRACKED AFT DOOR JAMB CHANNEL BS 941 AND X=7 AT LT WHEEL WELL AREA. CHANNEL WAS REPLACED IAW SRM 51-30-2, 51-30-5 AND DWG 5930584, REV.
- [SDR DALA2016031401882](https://openairdocs.org/sdr/DALA2016031401882.md): Duct · detached · Feb 17, 2016 · N937DL · Doug MD88 · Cabin Cooling System
  > FLOW LIGHT ILLUMINATED AT 33K. PERFORMED RAPID DESCENT AND CABIN ALT QRH. REGAINED CABIN ALTITUDE CONTROL IN MANUAL AND CONTINUED TO DESTINATION. MAINTENANCE FOUND BLOWN DUCT ON RT WATER SEPARATOR. REPLACED DUCT AND PERFORMED LT & RT PACK HEALTH CHECKS WITH
- [SDR DALA2015092805853](https://openairdocs.org/sdr/DALA2015092805853.md): Oil System · leaking · Sep 25, 2015 · N937DL · Doug MD88 · APU Oil System
  > THE FLIGHT RETURNED TO DEPARTURE FOLLOWING THE AFT LAVATORY SMOKE DETECTOR SOUNDING AND THE F/A SMELLING SMOKE. MAINTENANCE FOUND THE APU LEAKING OIL. THE APU WAS REPLACED, APU AND A PNEUMATIC SYSTEM DUCT BURNOUT WAS ACCOMPLISHED.
- [SDR DALA2015083005316](https://openairdocs.org/sdr/DALA2015083005316.md): Pin · disengaged · Aug 29, 2015 · N937DL · Doug MD88 · Escape Slide
  > MAINTENANCE FOUND THE L1 DOOR SLIDE PARACHUTE PIN DISENGAGED. THE DOOR SLIDE WAS REPLACED.
- [SDR DALA2015010500122](https://openairdocs.org/sdr/DALA2015010500122.md): Coffeemaker · sparks · Jan 4, 2015 · N937DL · Doug MD88 · Buffet/Galleys
  > AFTER TAKEOFF THE F/A SAW A FLICKER OF LIGHT IN FIRST CLASS GALLEY COFFEEMAKER AREA, FOLLOWED BY FAINT ELECTRICAL ODOR AND SLIGHT HAZE. THE COFFEEMAKER CIRCUIT BREAKER WAS PULLED AND THE SMOKE ODOR DISSIPATED. MAINTENANCE COMPLIED WITH THE "SMOKE IN CABIN"
- [SDR DALA14026500937](https://openairdocs.org/sdr/DALA14026500937.md): Spar Cap · damaged · Apr 28, 2014 · N937DL · Doug MD88 · Wing Spar
  > RT WING REAR SPAR, XRS 164 LOWER CAP DAMAGED. DOUBLER REPAIR INSTALLED IAW SEC 06 OF WC 5710-01110-06. SEC 05,
- [SDR DALA14026330937](https://openairdocs.org/sdr/DALA14026330937.md): Skin · cracked · Apr 26, 2014 · N937DL · Doug MD88 · Vertical Stabilizer, Plate/Skin
  > CRACK INDICATION ON VERTICAL STABILIZER CAP L/E FASTENER HOLE RT SIDE MARKED ON RED. REPAIRED IAW ER/A 525281-14AD REVISION ORIGINAL. PERFORMED RUDDER PITOT LEAK TEST IAW AMM 34-11-00. LEAK TEST GOOD. PERFORMED RUDDER PITOT HEAT TEST IAW AMM 34-11-02. HEAT
- [SDR DALA14026340937](https://openairdocs.org/sdr/DALA14026340937.md): Skin · cracked · Apr 25, 2014 · N937DL · Doug MD88 · Vertical Stabilizer, Plate/Skin
  > CRACK INDICATION ON LT VERTICAL STAB L/E CAP FASTENER. HOLE MARKED IN RED. REPAIRED IAW ER/A 525281-14AD, REV ORIGINAL. PERFORMED RUDDER PITOT LEAK TEST IAW AMM 34-11-00. LEAK TEST GOOD. PERFORMED RUDDER PITOT HEAT TEST IAW AMM 34-11-02. HEAT TEST GOOD. PE
- [SDR DALA13003170937](https://openairdocs.org/sdr/DALA13003170937.md): Wire · broken · Jan 19, 2013 · N937DL · Doug MD88 · Light System Wiring
  > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING AT ROW 16D IN THE CABIN WAS INOPERATIVE. MX FOUND A BROKEN WIRE AT THE CONNECTOR AND RECONNECTED IT. THE SYS RETURNED TO NORMAL OPERATION.
- [SDR DALA12017150937](https://openairdocs.org/sdr/DALA12017150937.md): Skin · damaged · Dec 25, 2012 · N937DL · Doug MD88 · Fuselage Main, Plate/Skin
  > LIGHTNING STRIKES AND EROSION ON LT WINDOW BELT PANEL FRAME EDGES FROM BS 674 TO 750 IAW NRC FORM OM828A, 22, 23, 24, AND 25. LT WINDOW BELT WAS REPAIRED IAW ER/A 509650-14 REV ORIGINAL.
- [SDR DALA12017140937](https://openairdocs.org/sdr/DALA12017140937.md): Skin · damaged · Dec 25, 2012 · N937DL · Doug MD88 · Fuselage Main, Plate/Skin
  > LIGHTNING STRIKE ON RT WINDOW BELT AROUND FRAME FROM BS 579 TO 598. RT WINDOW BELT WAS REPAIRED IAW ER/A 509654-14, REV ORIGINAL CODE 53-31, RII COMPLETED.
- [SDR DALA12017130937](https://openairdocs.org/sdr/DALA12017130937.md): Frame · cracked · Dec 25, 2012 · N937DL · Doug MD88 · Fuselage Main, Frame
  > CRACKED FRAME BS 1485. FRAME REPAIRED IAW SRM DRD 53-03D, FIG 48.
- [SDR DALA12017120937](https://openairdocs.org/sdr/DALA12017120937.md): Skin · damaged · Dec 24, 2012 · N937DL · Doug MD88 · Fuselage Main, Plate/Skin
  > LIGHTNING STRIKE ON LT WINDOW BELT FRAME FWD UPPER CORNER STA Y=1003 TO 1022. AREA WAS REPAIRED IAW ER/A 509653-14, REV ORIG.
- [SDR DALA12017110937](https://openairdocs.org/sdr/DALA12017110937.md): Skin · damaged · Dec 24, 2012 · N937DL · Doug MD88 · Fuselage Main, Plate/Skin
  > LIGHTNING STRIKE ON LT WINDOW BELT FRAME FWD EDGE AND FWD LOWER CORNER FROM BS 927. AREA WAS REPAIRED ER/A 509652-14 REV ORIGINAL AND 509655-14 REV ORIGINAL.
- [SDR DALA12016790937](https://openairdocs.org/sdr/DALA12016790937.md): Longeron · corroded · Dec 18, 2012 · N937DL · Doug MD88 · Fuselage Main, Longeron/Stringer
  > CORROSION ON AFT CARGO COMPARTMENT LONGERON 23L BETWEEN BS 1212 TO 1278. SECTION OF LONGERON WAS REPLACED IAW SRM 53-02, FIG 18, DWG 5936021, REV EH.
- [SDR DALA12016780937](https://openairdocs.org/sdr/DALA12016780937.md): Longeron · cracked · Dec 18, 2012 · N937DL · Doug MD88 · Fuselage Main, Longeron/Stringer
  > CRACKED LONGERON 2L BS 1418 AT AFT ACCESSORY COMPARTMENT. LONGERON WAS REPAIRED IAW SRM 53-02, FIG 18.
- [SDR DALA12016770937](https://openairdocs.org/sdr/DALA12016770937.md): Longeron · corroded · Dec 18, 2012 · N937DL · Doug MD88 · Fuselage Main, Longeron/Stringer
  > CORROSION ON LONGERON 22L BETWEEN BS 1287 TO 1297 AT AFT CARGO COMPARTMENT. SECTION OF LONGERON 22L WAS REPLACED IAW SRM 53-02, FIG 18.
- [SDR DALA12016100937](https://openairdocs.org/sdr/DALA12016100937.md): Seat Track · corroded · Dec 13, 2012 · N937DL · Doug MD88 · Fuselage, Seat/Cargo Attach Fittings
  > CORROSION ON LT SEAT TRACK X=54 FROM BS 578 TO 579. AREA OUT OF LIMITS. REPAIRED IAW SRM 53-05, FIG 4A.
- [SDR DALA12016090937](https://openairdocs.org/sdr/DALA12016090937.md): Seat Track · corroded · Dec 13, 2012 · N937DL · Doug MD88 · Fuselage, Seat/Cargo Attach Fittings
  > CORROSION ON RT SEAT TRACK X=-54 FROM STA Y=596-598 AT PAX CABIN. AREA OUT OF LIMITS, REPAIRED IAW SRM 53-05, FIG 4A.

Next page: https://openairdocs.org/deregistered/N937DL-2019-09-16/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE n_number = 'N937DL' AND deregistration_id = 'N937DL-2019-09-16'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N937DL-2019-09-16/reports

---
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.