Grain Systems Tanks PNEG-4042 - Manual (Page 92)

14. Roof Assembly Instructions
92 PNEG-4042 40 Series 42' and 48' Diameter Bins
42' and 48' Flat Top Instructions
Figure 14D
Ref # Part # Description Ref # Description
A “A” Diameter: Small = 61-1/4" (155.6 cm) F Platform Flashing
B CRP-4964 Hold-Down Strap G 5/16" Washer (Both ends)
C CRP-4966 Small Roof Peak Platform Weldment H 5/16" x 1-1/4" Bin Bolt (Both ends of strap.)
D S-7229 1/4" x 1" Sealing/Self-Drilling Tek Screw I Apply a bead of rope caulking under flashing.
E CRP-4968 Platform Bulb Seal Strip
* NOTE: On 42' (12.80 m) and 48' (14.63 m) roofs,
the roof nose bolt cannot be shared with the platform
hold-down strap. Locate six (6) equally spaced bolts
in the bottom row of the 6' (1.83 m) “Z” collar to
accept this strap on these roofs. Double nut the
six (6) bolt locations as shown in
Figure 14D .