FREE AND STUDY GAMES ABOUT CCO SITE CONSIDERATI

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FREE AND STUDY GAMES ABOUT CCO SITE CONSIDERATI

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -26 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: According to OSHA 1926. 1411, while traveling a crane under power lines, if

any part of the equipment will get closer then 20 feet to the lines you must:

Answer:

use a dedicated spotter Question 2: What must the operator do if there is reason to believe the lift may be dangerous or unsafe?

Answer:

refuse to lift the load until safety has been assured Question 3: According to ASME B30.5,when working a crane near power lines of 50kv or less, no part of the crane may come within what distance of the lines?

Answer:

ten feet Question 4: If an operator is working in a new construction area, confirmation of the ground conditions and it's ability to support anticipated loads should be confirmed by what means?

Answer:

site supervisor of controlling entity

Question 5: Blocking (cribbing) placed under outrigger beams:

Answer:

reduces the lifting base of the crane Question 6: In the event of electrical contact in which the operator has to leave the crane how should he leave?

Answer:

Jump clear of the crane and hop away Question 7: If you set a crane up on a warm afternoon with the tires just touching the ground and overnight the temperature drops down below 30 degrees, what would be the position of the tires in the morning?

Answer:

be 2" above the ground Question 8: What is the minimum distance that must remain between any part of the crane and power lines when traveling under lines of know voltage over .75kv to 50kv?

Answer:

• feet

Question 9: When operating a crane near power lines of known voltage between 50kv and 200kv how much clearance is required?

Answer:

15 feet

Question 10: which is the proper way to get on and off the crane?

Answer:

face the machine when climbing on o off, using 3-point contact Question 11: When working on a site with nearby power lines you must:

Answer:

-avoid stockpile material under power lines -maintain the correct distance according to the rated K.V.-avoid lifting loads over power lines

Question 12: When entering a sit for he first time, what is the biggest concern?

Answer:

Compaction of access roadway Question 13: According to OSHA 1926. 1404; I assembly/disassembly is being performed by

only one person, that person must meet the criteria for:

Answer:

Both competent person and qualified person Question 14: According to ANSI B30.5, a accessible fire extinguisher shall be available at all operator stations or cabs of equipment and shall have a minimum rating of what?

Answer:

10 BC Question 15: If working near power lines and using a tagline, which type of rope is least conductive to electricity?

Answer:

polypropylene

Question 16: Which is the most common cause of injuries to the crane operators?

Answer:

falls from the crane getting on and off Question 17: What is the OSHA regulation which governs cranes in general industry?

Answer:

1910.180

Question 18: What is not a good location for crane setup?

Answer:

above utilities

Question 19: In the event of electrical contact, the operator should do what?

Answer:

reverse action that caused contact

Question 20: According to OSHA 1926. 1409 for power lines rated over 350 kv up to 1000 kv, but the exact voltage is not known, what is the minimum clearance between the lines an any part of the crane or load?

Answer:

50ft Question 21: Which of the following allows a part of the boom or the load to operate closer to power lines than the minimum required clearance?

Answer:

if transmission lines are de-energized and grounded

Question 22: What effect does span blocking have on outrigger floats/pads?

Answer:

decreases strength

Question 23: Why use mats or cribbing?

Answer:

to reduce ground pressure

Question 24: What is the preferred type of outrigger pad support?

Answer:

hardwood timber mats Question 25: Load chart ratings apply only when the ground conditions are firm enough to

support and keep the crane:

Answer:

level throughout the lift Question 26: What should be of major concern when considering the supporting surfaces for crane set-up locations?

Answer:

voids, tanks, loose fills, depressions