Grain Systems Tanks PNEG-972 - Manual (Page 72)

10. Stiffener Instructions (Outside Stiffened Only)
72 PNEG-972 Construction Manual for 2.66" Corrugation 105' Diameter Tall Tanks (28 Rings and Taller)
Wind Ring Assembly
Figure 10S
1. To connect wind ring pipe to the stiffeners, attach with 3/8" x 1" bolts through the flange of the
stiffener. In some cases field drilling of wind ring locations may be required.
2. Attach wind ring pipe section to stiffener using two (2) 3/8" x 6" (S-7248) wind ring clamps.
3. Place pipes end to end without overlapping. Fasten together using two (2) wind ring couplers
and six (6) 3/8" x 1" flanged head bolts with flanged nuts. Couplers should be centered on the seam
of pipes.
Figure 10T