RIGGING QUIZ No. 25
1. Outrigger Float Diameter = 24”.
2. Boom Is 81’ Long.
3. Total Load (Load Block + Rigging + Pipe) = 14,000 lbs.
4. Soil Is A Sandy Loam With A Bearing Strength Of 3000 psf (pounds per sq. ft.).
Is the crane positioned
far enough away from the shoulder of the excavation?
Case A: Yes_____ No_____ if no, what should “D” be?_______ft.
Case B: Yes_____ No_____ if no, what should “D” be?_______ft.
List five things to
check for in regards to ground work prior to setting up a crane near a slope.
Is the outrigger
blocking area “B” large enough?
Case A: Yes_____ No_____
Case B: Yes_____ No_____
In general, does the
maximum outrigger loading occur at:
A. Minimum radius with minimum boom & maximum load, or _____
B. Extended radius with long boom & capacity load _____