Assembling the Roof Stair Sections
Roof Stairs may consist of a combination of 3-step, 4-step and 8-step sections (varies with diameter)
which are spliced together before being installed onto the roof.
Before You Begin
The following assembly instructions are for splicing three 8-step sections to form a roof stair section.
Refer to the table in
, for the number of stair step sections required for each
diameter bin.
1. Connect the assembled sets of stair sections (O) together using stringer splice plates (37), bolts (2)
and nuts (3).
Figure 2-4
Assembling the stair sections
2
5/16 x 3/4 in. flange bolt (S-6606)
37
Splice plates (RFS-0019)
3
5/16 in. flange nut (S-3611)
O
8-step stair section
PNEG-2062
12'-156' Diameter Bin Roof Stairs
19
