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Step 20: Access Ladder / Rockwall Assembly
Part 1
A: Place (9239) Left Rail on one side of 4 (8957) Treads and (9055) Right Access on the other side with the
grooves facing in. (fig. 20.1)
B: Fit each (8957) Tread into grooves on both (9239) and (9055) Access rails, making sure the top edge of the
(8957) Treads are flush to the front of the Access rails. (fig. 20.1 and 20.2)
C: Pre-drill pilot holes with a 1/8" drill bit and attach rails and treads together using 4 (S3) #8 x 2-1/2" Wood
Screws per tread .
Fig. 20.1
Fig. 20.2
End View
Flush to
edges
Wood Parts
1 x
Left Rail 1-3/8 x 2-1/2 x 57-53/64"
9239
1 x
Right Access 1-3/8 x 2-1/2 x 57-53/64"
9055
4 x
Tread 15/16 x 3-1/4 x 19-1/2"
8957
8957
16 x
8957
Top Edge of Access Rail
Hardware
#8 x 2-1/2" Wood Screw
S3
56
S3
9239
Flush to
top edge
9055
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