Grain Systems Tanks PNEG-1912 - Manual (Page 20)

5. Foundation
20 PNEG-1912 6', 7' and 9' Tall BFT Series and GHT Series
Figure 5F 9' 2-9 Rings BFT/ GHT 45° and 60° Round Pad
# o
f
Ri
ngs
Slab
Th
ic
kne
ss (D)
Conc
rete
Vo
lu
m
e
W
ire Mesh
Ar
e
a
# o
f C
o
lumn
Leg
s
2-6
13"
3.
8
C
u
. Y
a
rd
s
100 Sq. Ft.
6
7
16"
4
.7 Cu
. Y
a
rds
100 Sq. Ft.
6
8
17"
5.
0
C
u
. Y
a
rd
s
100 Sq. Ft.
6
9
17"
5
.0 Cu
. Y
a
rds
100 Sq. Ft.
6
# o
f
Ri
ngs
Slab
Th
ic
kne
ss (D)
Conc
rete
Vo
lu
m
e
W
ire Mesh
Ar
e
a
# o
f C
o
lumn
Leg
s
2-6
33
0 mm
2.91 Cu. Me
te
rs
9.29
Sq
.
Meters
6
7
4
0
6
mm
3.59 Cu. Me
te
rs
9.29
Sq
. Meters
6
8
43
2 mm
3.82 Cu. Me
te
rs
9.29
Sq
.
Meters
6
9
4
3
2
mm
3.82 Cu. Me
te
rs
9.29
Sq
. Meters
6
Al
l instru
cti
ons shall
b
e
co
nstru
ed as recommend
ati
ons onl
y.
Th
e actu
al
inst
allation m
a
y
vary a
ccording to
local conditio
ns
.
T
h
e GSI Group assum
e
s
n
o
liab
ili
ty fo
r
resu
lt
s arisin
g from the use of
su
ch
re
comme
nda
tio
n
s.
GEN
E
RAL NOTES:
1. Fou
nda
tio
n
recommenda
ti
ons are
base
d
on 350
0 lbs./f
t.^2 al
lowa
ble
soil bearing
cap
a
city
.
2. Fou
nda
tio
n
recommenda
ti
ons are base
d
on a mi
nimum compressive
stren
g
th of
30
00 PSI at 28 days.
3.
The
fou
ndatio
n
si
te
must b
e
well
d
ra
ine
d and free of
ve
get
ation
and
d
ebris.
4. The
fou
ndatio
n sh
oul
d
b
e
level
wi
th
in 1/4" overal
l and
wi
thi
n
± 1/8" in any 10
' len
g
th
a
lon
g the
a
n
chor bo
lt circle
.
5. Ma
te
ri
al estimates do not inclu
de all
o
wan
c
e
for shrinka
ge and
w
a
ste
.
6. The
s
e
la
you
ts are recommenda
ti
ons fo
r
GSI t
anks only
.
C
onsul
t GSI
eng
inee
ring for sp
ecial
t
ank found
ation
s
.
*
Appl
ies
to
4
5
° h
opp
er t
a
n
k
on
ly
.
* *