Construction Specifications - Genie Z-45/25 Operator's Manual

Cribbing Instructions

Construction Specifications

• Cribbing is to be constructed of APA certified
plywood sheets.
• Each plywood sheet must be a minimum of
inch thick.
• Each plywood sheet must be a minimum of 24
inches by 24 inches.
• Plywood sheets must be layered together with a
minimum of 24 inches of overlap for joints.
• Layers are to be secured with 6D ring shank
nails, placed a minimum of 8 inches OC edge
and 12 inches OC face. Use 8d ring shank nails
1
for plywood over 1
• Each end of the cribbing is to have a ramp or a
chock that extends the full width of the cribbing.
The chock must be a minimum of 6 inches by 6
inches.
Each step
must be at
1 /2
2
least 12" long
2
/ inches thick.
8
" max.
• Ramps are to be constructed in a series of
steps. Each step shall be a minimum of 12
inches long.
3
/
4
• The maximum total ramp height shall not
exceed 8 inches.
• Make sure that machine wheels have a 24 inch
surface to rest on when the platform is elevated.
• Cribbing must not be constructed to accomodate
turns or curves.
• Cribbing must be constructed so that no
machine tire is more than 8 inches off the
ground at any time.
Nail
There must be a
minimum 24" overlap
between joints in panels
First Edition • First Printing
Chock
6" x 6"
min.
Part No. 82943
8"
max.