Grain Systems Tanks PNEG-4060 - Manual (Page 93)

Chapter 7: Roof Assembly
Figure 7-14 Purlin location 4
A Left-hand roof rafter (CTR-0157) F 7/16 x 1-1/4 in. flange bolt (S-10250)
B 7/16 x 1-1/4 in. flange bolt (S-10250) G 7/16 in. flange nut (S-10251)
C Right-hand roof rafter (CTR-0157) H Purlin (CTR-0171)
D Right purlin clip (CTR-0490) I 7/16 in. flange nut (S-10251)
E Left purlin clip (CTR-0489)
Assembling Purlin Number 3
Purlin number 3 is located third from the eave.
Before You Begin
Place two roof rafters on the ground with roof panel holes facing up. Several A-frame assemblies will have
X-bracing installed and be placed periodically throughout the perimeter of the roof. Determine if X-bracing
is being installed and note those steps in this procedure.
What You Should Know
Pneg-4060 60 Ft Diameter 40-Series Bin 93