Grain Systems PNEG-1874 - Manual (Page 18)

4. 18' Outside Catwalk Installation Instructions
18 PNEG-1874 18' Tower Dryer Fan Style Catwalk Assembly
Installing Plank Support (GT1-2086)
1. Once the planks are installed, install the plank support (GT1-2086) to the last plank (GT1-2033)
and toe board (GT4-1465) using 5/16"-18 x 3/4" YPD grade 8 and grade 8.2 bolts (S-4303),
5/16"-18 YPD grade 2 nuts (S-3611) and flange bolts 3/8"-16 x 1" YDP grade 8 or grade 8.2 (S-7927).
(See Figure 4O.)
Figure 4O