Grain Systems Bin Accessories PNEG-1623 - Manual (Page 22)

22 PNEG-1623 Roof Stairs and Handrail Assembly
6. Complete Stair Assembly
Figure 6A
NOTE: Start roof stair assembly with three (3) step bottom section (LDR-5129). Center the roof stair
sections over the roof panel. Attach the appropriate number of two (2) step, three (3) step or
four (4) step sections to the bottom section. Refer
Chart on Page 14 for the correct number of
sections. 72' and larger bins will require a transition stair package. See details on Pages 31-33
for instructions. Field drill as necessary. All sections will attach to the roof panels with
5/16" x 1-1/4" bolts and nuts. Field drill the rib spanning brackets and the roof ribs to attach
the stair sections to the roof ribs.
See Figure 7A on Page 23.
See Figure 9A on Page 30.