Loss of control. Visual navigation failure
Safety risk
Possible effects/
consequences
Mitigations
Overflying reflective
surfaces, moving
objects.
•
Property dam-
age
•
Injury of unin-
volved sur-
rounding per-
sons
•
Collision with
surrounding
objects or
people
•
Lose position
control due to
lack of stable
visual ground
information
•
Avoid overflying reflect-
ive surfaces, moving
objects
•
Do not overfly/fly near
people or sensitive (fra-
gile) property
•
Use flight termination
button when safe to do
so
•
Change to manual mode
and land BLK2FLY manu-
ally
•
Do not fly in dark envir-
onments
Automatic navigation failure
Safety risk
Possible effects/
consequences
Mitigations
Flying with disabled
obstacle avoidance
close to objects. Only
possible in manual
mode).
•
Property dam-
age
•
Injury of unin-
volved sur-
rounding per-
sons
•
When flying in manual
mode, always have
obstacle avoidance
turned on
•
In automatic mode,
obstacle avoidance is
always enabled auto-
matically
Plan a surface scan
without enough LiDAR
measurements of the
surface.
•
Flight path is
not computed
correctly
•
If obstacle
avoidance is
turned off, it
could lead to
a collision
Check in
3D View
while hov-
ering in front of the facade
for > 2 sec before planning
the surface scan.
Flying with obstacle
avoidance turned off,
close to objects.
•
Property dam-
age
•
Injury of unin-
volved sur-
rounding per-
sons
Always have obstacle avoid-
ance turned on.
Switch to
Altitude
mode control and
slowly drifting.
•
Property dam-
age
•
Intrusion of
restricted area
•
Be able to control air-
craft in manual
Altitude
mode
•
Use flight termination
button when safe to do
so
Description of the BLK2FLY
33