Crash of a Keystone LB-6A in Jacksonville

Date & Time: Jan 6, 1931
Type of aircraft:
Keystone LB-6
Operator:
Registration:
32-168
Flight Phase:
Takeoff (climb)
Flight Type:
Military
Survivors:
Yes
Site:
Airport (less than 10 km from airport)
Schedule:
Jacksonville – Miami
Location:
Jacksonville
Florida
Country:
United States of America
Region:
North America
Crew on board:
4
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
After takeoff from Jacksonville, while in initial climb, one of the engine failed. The aircraft lost height, impacted trees and crashed two miles east from the airfield, coming to rest broken in two. All four crew members were injured.
Probable cause:
Engine failure after takeoff.

Crash of a Keystone XLB-6 at Wright Field AFB

Date & Time: Oct 7, 1929
Type of aircraft:
Keystone LB-6
Operator:
Registration:
27-344
Flight Phase:
Landing (descent or approach)
Flight Type:
Test
Site:
Airport (less than 10 km from airport)
Schedule:
Wright Field AFB - Wright Field AFB
MSN:
01
YOM:
1929
Location:
Wright-Patterson AFB (Dayton)
Ohio
Country:
United States of America
Region:
North America
Crew on board:
0
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
The crew (pilots and engineers) were performing a test flight on this new prototype (a conversion of the Keystone LB-5A) that crashed upon landing for unknown reasons. The crew fate remains unknown.

Crash of a Keystone LB-6 in Managua: 1 killed

Date & Time: Aug 30, 1929
Type of aircraft:
Keystone LB-6
Operator:
Registration:
29-15
Flight Phase:
Takeoff (climb)
Flight Type:
Military
Survivors:
Yes
Site:
Airport (less than 10 km from airport)
Schedule:
Managua – France Field
Location:
Managua
Managua City District
Country:
Nicaragua
Region:
Central America
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
1
Circumstances:
The aircraft was on its way from Managua to France Field, Colón, Panama, carrying three crew members. After takeoff from Managua, while in initial climb, the left engine caught fire. The pilot decided to return for an emergency landing and initiated a turn when the right engine lost power. The aircraft stalled and crashed in a wooded area, bursting into flames. All three occupants were injured and the aircraft was destroyed by a post crash fire. In the evening, the pilot died from his injuries.
Probable cause:
Left engine fire after takeoff and loss of power on the right engine.
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