Grain Systems Tanks PNEG-4072 - Manual (Page 83)

Chapter 7: Roof Assembly
Figure 7-11 Purlin location 4
A Left-hand roof rafter (CTR-0128) F 1/2 x 1-3/4 in. flange bolt (S-10252)
B 1/2 x 1-3/4 in. flange bolt (S-10252) G 1/2 in. flange nut (S-10253)
C Right-hand roof rafter (CTR-0128) H Purlin (CTR-0136)
D Right purlin clip (CTR-0100) I 1/2 in. flange nut (S-10253)
E Left purlin clip (CTR-0099)
Pneg-4072 72 Ft Diameter 40-Series Bin 83