Manitowoc Grove RT9150E Operator's Manual page 42

SAFETY INFORMATION
• Is the load to be lifted less than allowable load?
8,000 kg ≤ 12,040 kg
• Is Awr less than Awr
(load)
2 2
≤ 14.45 m
19.83 m
Conclusion: This load is NOT permissible to lift in wind
speed up to 20.1 m/s, but permitted to lift at a reduced wind
speed calculated as follows:
2-16
YES
?
(allow)
NO
Published 2-23-2017, Control # 644-00
RT9150E OPERATOR MANUAL
Ratio = 1.37
From Table 2-5, the maximum permissible wind speed at
ratio of 1.37 (rounded to next higher table value of 1.4) is
17.0 m/s.
Conclusion: This load is permissible to lift in wind speed up
to 17.0 m/s only.