Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
The most frequent causes of crane related deaths are _____ |
Electrocution |
|
|
The ___ is responsible for ensuring that lifting bolts and other rigging materials are installed properly. |
Rigging supervisor |
|
|
Hoisting operations must stop when winds exceed ___ mph |
25-30 |
|
|
Equipment load ratings extend only to the _____ |
hook |
|
|
When safe working loads are determined, they are based on ____ conditions |
Ideal |
|
|
Load navigation directions are communicated from the signal person to the crane operator using hand signals or _____ |
Verbal signals given by radio |
|
|
A ____ is used to allow controlled oration of the load for position. |
tag line |
|
|
T/F Taglines are attached after the rigger verifies that the load is balanced. |
True |
|
|
The portion of ANSI Standard B30.5 that directly affects operation of the crane is ____ |
Section 5-3 |
|
|
The minimum distance from power lines of up to 50,000 volts is ___ feet |
10 |
|
|
When driving a crane signal a forward move with __ blasts of the horn |
2 |
|
|
When a crane is driven on a job site the ___ determines the speed |
spotter/flagger |
