Frost free pad, Figure #4 – Grain Systems PNEG-365 User Manual
Page 4
Grain Systems, Inc. Assumption, Ill.
4
18' Manual Batch
Ring Number
5
6
7
8
b
1'-0"
1'-0"
1'-0"
1'-7"
N
2
2
2
2
Outside Radius
9'-9"
9'-9"
9'-9"
9'-9"
Sq. Ft. Mesh 6 x 6 - 6/6
500
500
500
500
Length of #6 Bars
200
200
200
200
Total Cubic Yd. Concrete
8
8
8
9
18' Diameter Bin
FROST FREE PAD
NOTES:
•Foundation site should be well drained and free of vegetation or debris.
•Foundation design is based on a minimum soil bearing capacity of 3,000 lb/ft
2
. If soil bearing capacity
is in doubt, contact a local soil testing engineer.
•Concrete shall have a minimum compressive strength of 3,000 PSI at 28 days.
•Requirements for reinforcement do not include overlap.
•Lap all circumferential bars 35 bar diameters and stagger all laps in plan 3'-0".
•All material used for back fill inside the ring wall should be a clean, well graded, crushed stone or sand-
gravel mixture. Back fill should be placed in 6" lifts and well compacted.
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
1234567890123456789012345
#6 Bars @ 12" c/c
Req'd only if "b" is
Greater than 2'-0"
Outside Radius
1/2" Expansion Joint
"N" #6 Bars
Evenly Spaced
Well Compacted Fill
6"
3" CI.
6" Max.
1'-6"
"b"
1'-0" Min.
Two Layers
6 x 6 - 6/6 Wire Mesh
Vapor Barrier
Figure #4
REV. 1-25-96