6
U
se
t
h
es
pa
c
e
ab
ov
e
d
oc
kd
o
o
rs
Ta
k
e
adv
a
nt
ag
e
of
th
e
s
p
ac
e
ab
ov
e
d
oc
k
d
oo
rs
to
st
or
e
m
a
i
nt
en
a
nc
e
i
te
ms
,
p
ac
ka
g
i
ng
ma
t
er
i
a
ls
,
c
l
e
an
i
ng
su
p
pl
i
e
s
,
a
nd
ot
h
er
i
te
ms
th
a
t
a
r
en
’t
n
ee
d
ed
o
n
a
d
ai
ly
b
as
i
s.
7
Inv
es
t
in
s
l
ott
i
ng
s
oft
w
ar
e
T
h
e
u
s
e
of
s
lo
tt
i
ng
so
ft
w
ar
e
c
a
n
m
ax
im
iz
e
t
h
e
a
mo
u
nt
o
f
i
nv
en
to
ry
s
to
r
ed
w
it
h
in
e
ac
h
r
ac
k
o
r
s
h
el
f
p
os
i
t
io
n
.
8
Us
e
mu
lt
i
l
ev
el
p
i
ckm
od
u
le
s
P
ic
k
in
g
m
od
u
l
es
c
a
n
b
e
b
u
i
lt
w
it
h
m
u
lt
i
p
le
l
ev
e
ls
to
pr
ov
id
e
e
asy
acc
es
s
t
o
m
a
ny
p
ro
du
ct
s
w
i
th
i
n
a
sm
a
l
l
f
oo
tp
r
in
t
.
9
Us
e
pus
hb
a
ck
a
nd
dr
iv
e-in
r
a
cks
Dr
iv
e
-
in
a
nd
pu
sh
b
ac
k
r
ac
ks
a
l
l
ow
pr
od
uc
ts
t
o
b
e
st
or
ed
s
eve
r
a
l
p
a
l
l
et
s
d
e
ep
a
lo
n
g
r
ac
k
f
r
on
ts
.
10
R
a
is
e
th
e
ro
of
!
If
y
o
ur
f
ac
i
l
i
ty
h
as
a
l
ow
c
l
e
ar
a
nc
e
h
e
i
gh
t
,
co
ns
i
d
er
exp
a
nd
i
ng
u
pw
a
rd
.
Th
e
re
a
re
co
ns
tr
uct
i
on
f
ir
ms
th
at
sp
ec
i
a
l
iz
e
i
n
r
a
is
i
n
g
t
he
ro
of
s
o
f
DC
s
,
p
rov
i
d
in
g
s
p
ac
e
fo
r
a
dd
i
t
io
n
a
l
r
ac
ks
a
nd
mezz
a
n
in
e
s
a
t
a
fr
ac
t
io
n
o
f
th
e
c
os
t
of
a
ho
r
izo
nt
a
l
exp
a
ns
i
on
.
PH
OT
O
S
C
OURTE
SY
OF
DE
MATI
C,
FIV
E
SGR
OU
P,R
O
O
F
LI
FT
ER
S,
S
TE
EL
KING
,AND
WI
LDE
CK