Grain Systems Bin Accessories PNEG-318 - Manual (Page 66)

12. Inverted “T” Foundation 2.66" Outside Stiffened Commercial Tanks
66 PNEG-318 Concrete Foundation Recommendations for GSI Grain Bins
Diameter of Bin: 18'
Soil Bearing Capacity: 3500 PSF
Ring # 12 14 16 18
A 1'-0" 1'-0" 1'-0" 1'-0"
B 1'-6" 1'-10" 2'-3" 2'-8"
C 9'-10" 9'-10" 9'-10" 9'-10"
D 9'-11" 10'-1" 10'-3" 10'-5"
M 5 #4's 5 #4's 5 #4's 5 #4's
N 2 #5's 3 #5's 3 #5's 3 #5's
P #5 @ 14" c/c #5 @ 14" c/c #5 @ 14" c/c #5 @ 14" c/c
Rerod
#4 (ft.) 1700 1700 1700 1700
#5 (ft.) 300 300 300 400
#6 (ft.) 0 0 0 0
Cu. Yds.
Concrete
Footing 4 4 5 6
Wall 10 10 10 10
Floor 5 5 5 5
Total 19 19 20 21
Diameter of Bin: 21'
Soil Bearing Capacity: 3500 PSF
Ring # 12 14 16 18
A 1'-0" 1'-0" 1'-0" 1'-0"
B 1'-7" 2'-0" 2'-5" 2'-10"
C 11'-4" 11'-4" 11'-4" 11'-4"
D 11'-6" 11'-8" 11'-10" 12'-0"
M 5 #4's 5 #4's 5 #4's 5 #4's
N 2 #5's 2 #5's 3 #5's 3 #5's
P #5 @ 14" c/c #5 @ 14" c/c #5 @ 14" c/c #5 @ 14" c/c
Rerod
#4 (ft.) 2100 2100 2100 2100
#5 (ft.) 300 300 500 400
#6 (ft.) 0 0 0 0
Cu. Yds.
Concrete
Footing 4 5 6 7
Wall 12 12 12 12
Floor 6 6 6 6
Total 22 23 24 25