Unit 4 - Lifting Crane Safety Thorold
This quiz will assist you in reviewing the "On The Spot Lift Plan". Please use the "On The Spot Lift Plan" booklet while taking this test. Also, grab a calculator to help with your crane pick analysis. Here is a link to the electronic "On the Spot Lift Plan"
- 1.
![What are the two types of plans we use for our lifts and what criteria goes with each?(Pick all that apply) - ProProfs]( "What are the two types of plans we use for our lifts and what criteria goes with each?(Pick all that apply)")
What are the two types of plans we use for our lifts and what criteria goes with each?(Pick all that apply)- A.
"General Lift Plan, 0 to 75%"
- B.
"General Lift Plan, 75 to 85%, Section 1 and 2 completed"
- C.
"Critical Lift Plan, 85% or greater"
- D.
"Critical Lift Plan, multiple crane pick"
- E.
"Critical Lift Plan, Picking within the radius of powerlines"
- 2.Who should be responsible for ensuring the proper lift planning is performed in accordance with the policy? (Check all that apply)
- A.
Job Superintendent
- B.
Field Superintendent
- C.
Field Engineer
- D.
Foreman
- E.
Operator
- 3.
![The lifting lugs on the spreader beam are 17 feet apart. The pick is 10,000 pounds.What sling length (L2) would you need to obtain 60 degrees? How high (H1) would that make the rigging above the spreader beam? How much tension (T) in each sling? - ProProfs]( "The lifting lugs on the spreader beam are 17 feet apart. The pick is 10,000 pounds.What sling length (L2) would you need to obtain 60 degrees? How high (H1) would that make the rigging above the spreader beam? How much tension (T) in each sling?")
The lifting lugs on the spreader beam are 17 feet apart. The pick is 10,000 pounds.What sling length (L2) would you need to obtain 60 degrees? How high (H1) would that make the rigging above the spreader beam? How much tension (T) in each sling?- A.
"Sling length = 17 feet, height = 14.72 feet, tension in each sling = 2,900 pounds"
- B.
"Sling length = 14.72 feet, height = 17 feet, tension in each sling = 5,800 pounds"
- C.
"Sling length = 17 feet, height = 14.72 feet, tension in each sling = 5,800 pounds"
- D.
"Sling length = 14.72 feet, height = 17 feet, tension in each sling = 5,800 pounds"
- 4.
![After filling out a lift plan for a pick with a rough terrain mobile hydraulic crane, you find that the weight of the upcoming pick is 87% of the cranes hoisting capacity. What type of lift plan will be required prior to the work? - ProProfs]( "After filling out a lift plan for a pick with a rough terrain mobile hydraulic crane, you find that the weight of the upcoming pick is 87% of the cranes hoisting capacity. What type of lift plan will be required prior to the work?")
After filling out a lift plan for a pick with a rough terrain mobile hydraulic crane, you find that the weight of the upcoming pick is 87% of the cranes hoisting capacity. What type of lift plan will be required prior to the work?- A.
Crane lift plan
- B.
General Lift Plan
- C.
Critical lift plan
- D.
No lift Plan
- 5.
![Which hitch type provides the most capacity for a 1]( "Which hitch type provides the most capacity for a 1")
Which hitch type provides the most capacity for a 1" wire rope sling?- A.
Straight pull
- B.
Choker hitch
- C.
Basket hitch
- D.
Two part bridal sling
- 6.
![Which of the following conditions would require a wire rope sling to be taken out of service? Check all that apply. - ProProfs]( "Which of the following conditions would require a wire rope sling to be taken out of service? Check all that apply.")
Which of the following conditions would require a wire rope sling to be taken out of service? Check all that apply.- A.
Evidence of heat damage
- B.
Severe corrosion or pitting of the wires
- C.
10 randomly distributed broken wires in one rope lay or 5 broken wires in one strand in one rope lay
- D.
A rope has been sitting in a dry Connex for 2 months
- E.
Missing or illegible tags
- 7.
![What is the working load limit in tons for a 1]( "What is the working load limit in tons for a 1")
What is the working load limit in tons for a 1" Crosby Shackle?- A.
4.1
- B.
8.6
- C.
9.8
- D.
8.5
- E.
6.7
- 8.
![You are picking a 10,000 pound box with a sling angle of 35 degrees? What size sling would you need? - ProProfs]( "You are picking a 10,000 pound box with a sling angle of 35 degrees? What size sling would you need?")
You are picking a 10,000 pound box with a sling angle of 35 degrees? What size sling would you need?- A.
"5/8"" wire rope"
- B.
"1/2"" wire rope"
- C.
"3/4"" wire rope"
- D.
"1"" wire rope"
- 9.
![From the photo above, what is the Total Lifting Load for line #7, and what percent of the cranes capicity will the pick be for line #10? - ProProfs]( "From the photo above, what is the Total Lifting Load for line #7, and what percent of the cranes capicity will the pick be for line #10?")
From the photo above, what is the Total Lifting Load for line #7, and what percent of the cranes capicity will the pick be for line #10?- A.
"5,735 lbs and 12%"
- B.
"25,000 lbs and 53%"
- C.
"25,825 lbs and 51%"
- D.
"25,835 lbs and 52%"
- E.
"29,640 lbs and 55%"
- 10.
![Which of the following conditions would require a synthetic sling to be taken out of service? Check all that apply. - ProProfs]( "Which of the following conditions would require a synthetic sling to be taken out of service? Check all that apply.")
Which of the following conditions would require a synthetic sling to be taken out of service? Check all that apply.- A.
Melted or charred
- B.
Broken or worn stitches
- C.
Tag missing or is illegible
- D.
Ultraviolet sunlight damage
- E.
Discoloration
- 11.
![How many tons can a 3/8]( "How many tons can a 3/8")
How many tons can a 3/8" dia. plowsteel wire rope carry if the object is rigged using a choker hitch?- A.
4
- B.
2.4
- C.
1.6
- D.
0.92
- E.
0.68
- 12.
![You are picking a water tank up. The tank is 4 foot in Diameter and 10 feet long. The wall thickness of the tank is 1/2 inch. The tank sits on a skid that weighs 1,000 pounds. The tank has 200 gallons of water in it. Water has 7.48 gallons per cubic foot. What is the total weight of the pick? - ProProfs]( "You are picking a water tank up. The tank is 4 foot in Diameter and 10 feet long. The wall thickness of the tank is 1/2 inch. The tank sits on a skid that weighs 1,000 pounds. The tank has 200 gallons of water in it. Water has 7.48 gallons per cubic foot. What is the total weight of the pick?")
You are picking a water tank up. The tank is 4 foot in Diameter and 10 feet long. The wall thickness of the tank is 1/2 inch. The tank sits on a skid that weighs 1,000 pounds. The tank has 200 gallons of water in it. Water has 7.48 gallons per cubic foot. What is the total weight of the pick?- A.
"4,077 Pounds"
- B.
"3,077 Pounds"
- C.
"5,745 Pounds"
- D.
"5,986 Pounds"
- E.
"1,668 Pounds"
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