Grain Systems PNEG-1853 - Manual (Page 57)

6. 12' Offset and Roof Hatch Platform Installation Instructions
PNEG-1853 12' Tower Dryer Fan Style Catwalk Assembly 57
Installing Safety Gate with Plank Support (Continued)
3. Install the ladder safety gate assembly (GT4-1455) to the swing gate support (GT1-2087)
using 3/8"-16 x 1" YDP grade 8 or grade 8.2 bolts (S-7927) and 3/8"-16 ZN grade 5 nuts (S-968).
The distance between the plank and handrail is 42".
(See Figure 6Y.)
Figure 6Y Offset Ladder Safety Gage Assembly to Swing Gate Support (GT1-2087)