GSI Group PNEG-1451, Installation Manual

Page: 59 / 118

6. 2.66" Corrugated Commercial Hopper Tank 10-22 Rings
PNEG-1451 Ladder, Safety Cage and Platform for Hopper Tanks 59
Location of Field Drilled Holes for Intermediate Ladder
Starter Brackets
Before installing the starter brackets, field drill two (2) 3/8" holes (A) located 2.66" below and directly in
line with the top horizontal seam holes located in the third ring up from the intermediate platform mounting
angles (B). The first hole, required for the right hand starter bracket, must be located 9-3/8" from the center
of the left hand intermediate platform mounting angle (B) to the center of the hole. The second hole, required
for the left hand bracket, must be located 18-3/4" from the center of the first hole.
Refer to Figure 6T for the
proper location of the two (2) 3/8" field drilled holes (A) required to install the starter brackets.
Figure 6T
Ref # Description
A Field Drill Two (2) 3/8" Holes
B Intermediate Platform Mounting Angles ( See Page 58 for proper installation.)