AND VERIFIED ANSWERS|GRADED A+|PASS ON FIRST AT-
When inserting pins to assemble a lattice boom, the pins should: - ANSWER Tap in fairly
easy
When lowering a heavy load on a conventional crane equipped with power load lowering,
the operator should: - ANSWER Use the power down and the hoist brake
During operation, you don't want the boom to take wind from what direction? - ANSWER
Side
If leaving a crane unattended with the lattice boom elevated, never deliberately orient the
crane boom to take wind from what direction? - ANSWER Front
On a lattice boom truck crane, boom angle is measured between the center line of the: - AN-
SWER Loaded boom and horizontal
Extending the crawler tracks on a crane has what effect on its capacity? - ANSWER In-
crease It
On a crawler crane, the part of the load chart governed by stability is based on what per-
centage of its capacity? - ANSWER 75%
During assembly, the portion of the boom that is suspended beyond the main boom suspen-
sion point is called the: - ANSWER Cantilever Length
When loading the crane onto a trailer using ramps, be sure that you keep the boom: - AN-
SWER Low and facing up the ramp
1
When inserting pins to assemble a lattice boom, the pins should: - ANSWER Tap in fairly
easy
When lowering a heavy load on a conventional crane equipped with power load lowering,
the operator should: - ANSWER Use the power down and the hoist brake
During operation, you don't want the boom to take wind from what direction? - ANSWER
Side
If leaving a crane unattended with the lattice boom elevated, never deliberately orient the
crane boom to take wind from what direction? - ANSWER Front
On a lattice boom truck crane, boom angle is measured between the center line of the: - AN-
SWER Loaded boom and horizontal
Extending the crawler tracks on a crane has what effect on its capacity? - ANSWER In-
crease It
On a crawler crane, the part of the load chart governed by stability is based on what per-
centage of its capacity? - ANSWER 75%
During assembly, the portion of the boom that is suspended beyond the main boom suspen-
sion point is called the: - ANSWER Cantilever Length
When loading the crane onto a trailer using ramps, be sure that you keep the boom: - AN-
SWER Low and facing up the ramp
1
