Table
2.
Example
of
a
decision
analysis
table
Sensory
Cues
/Perceptions
Situational
Assessment
/
Cognitions
Preceding Action(s)
Decisions
/
Event
Why
was
the
action
/
decision
selected?
What
for?
(i.e.,
Higher
Goals)
Dark
with
no
light
structures,
only headlights
and moonlight
Night
shift.
30%
visibility.
Driving
different
truck
this
shift.
Comfortable
with
truck.
Perform pre-shift inspection.
Truck
is
ready
for
operation,
drive
down
to
pit
to
meet
work
group.
Standard
operating
procedure.
All
shifts
start
with
group
meeting
to
make
plan
for
shift.
To
ensure
truck
is
safe
to
operate
and
to
begin
workday.
In
thin
area
and
can’t
go
downhill
loaded.
Plan
made,
ready
to
start.
Group
decides
to
take
clockwise
route
through
beanfield
all
night.
Situation
assessment
called
for
counterclockwise
route.
To
ensure
truck
traffic
can
proceed
safely
while
loaded
and
though
thin
area.
Sees
right
turn
coming
up
Lunchtime
is
approaching.
There
is
still
time
to
get
one
more
load
before
break.
Blind
right
coming
up.
Downshift.Slow
down
to
take
right
turn.
Blind
turn.
To
navigate
turn
safely.
Sees
unexpected
oncoming
right
headlight
approaching
from
left
The
other
haul
truck
is
approaching
from
the
wrong
direction.
Need
to
stop
turning
to
avoid
collision.
Silo
on
left,
sand
pile
on
right.
No
time
to
radio.
Use
foot
brake.
To
stop
quickly
-
natural
reaction.
To
avoid
collision
with
oncoming
haul
truck.
Feels
truck
sliding
Front
wheels
are
locking
up.
Need
to
pull
the
hand
brake
and
not
turn
wheel.
Pull
hand
brake.
“Hand
valve
is
lifeline”.
Better
to
lock
up
back
brakes
than
front
brakes.
To
avoid
skidding
out
of
control
and
colliding
with
silo
or
sand
pile.
Other
driver
on
his
phone,
window
down,
looking
the
other
direction.
Event:
Almost
collides
with
oncoming
haul
truck.
Sees
the
other
driver
“zoom”
past
Now
that
other
truck
has
passed,
need
to
release
brakes
-
especially
foot
brakes.
Release
hand
brake
and
foot
brake.
To
come
to
controlled
stop.
To
stop
safely
without
incident.
Feels
safe
Safely
stopped
can
leave
truck
to
take
pictures
of
truck
and
scene.
Stop
truck,
park,
put hazards
on.
Exit
truck
to
take
pictures
of
truck
and
scene.
Safe
to
document
near
miss
(Standard
operating
procedure)
For
debriefing/follow-up
action/BDS
card.
Out
of
danger.
Safe
to
continue
shift.
Continue
to
the
dump.
Finish
last
run
before
lunch.
To
meet
production
goals.
Go
to lunchroom,
clock
out.
Call
supervisor
instead
of
confronting
the
other
driver.
Confidentially
report
(SOP).
Trained
to
go
straight
to
management
and
avoid
confronting
co-workers.
Was
told
supervisor
would
talk
to
the
other
driver
Other
driver
was
probably
trying
to
rush
to
lunch.
Assumed
he
could
beat
loaded
truck
to
intersection.
Asked
leadman
if
he
followed
up
with
the
other
driver.
To
prevent
incident
from
recurring
and
to
hold
the
other
operator
accountable.
Company
doesn’t
single
out
drivers
so
consequences
for
the
other
driver
are
not
known.
Write
up incident
on
BDS
card.
Spoke
to
upper management
about
incident.
To
prevent
incident
from
reoccurring
and
to
hold
the
other
operator
accountable.
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