Grain Systems Tanks PNEG-4075A - Manual (Page 97)

Chapter 7: Roof Assembly
1. Locate each half of the center collar (A), and install the center collar splice plate (D) to the inside por-
tion on the center collar.
2. Install flange bolts (E) and flange nuts (B) to the six center holes (H) located on the center collar
splice plate (D).
NOTE: The remaining open holes along the outside edge of the center collar splice plate (D) will be
used when installing the A-frame rafters to the center collar (A).
3. Install the second center collar splice plate (F) to the underside of the center collar (A), and install
flange bolts (C) and flange nuts (G).
Figure 7-21 Center collar assembly
A Center collar (CTR-0217 and CTR-0233) E 1/2 x 1-3/4 in. flange bolt (S-10252)
B 1/2 in. flange nut (S-10253) F Center collar splice plate (CTR-0023)
C 1/2 x 1-3/4 in. flange bolt (S-10252) G 1/2 in. flange nut (S-10253)
D Center collar splice plate (CTR-0208) H Inner holes
4. When assembling the opposite side of the center collar, install another center collar splice plate (D) to
the inside portion on the center collar (A).
5. Install flange bolts (E) and flange nuts (B) to the six outer holes (I) of the center collar splice plate (D).
NOTE: The configuration will be different on each side due to the odd number of roof rafters. The
remaining open holes in the center collar splice plate (D) will be used when installing the A-
frame rafters to the center collar (A).
Pneg-4075A 75 Ft Diameter 40-Series Bin 97