NCCCO RIGGER #2 EXAM Q&A
When inspecting a custom designed lifting accessory, the following markings should be
readily identifiable on the device. - ANSWER -Working Load Limit, serial number,
weight (if over 100 lbs.), manufacturer name and contact information.
A cylindrical steel tank is 10ft high. The flat tank top and bottom have a diameter of 6 ft.
The tank walls are 3/4 inch thick. Calculate the approximate tank weight. - ANSWER -
7,348 lbs
A steel plate is 30 ft. long, 27 inches wide, and 1/4 inch thick. Calculate the weight of
the plate. - ANSWER -675 lbs
According to ASME B30.20, the markings on a Below-the-Hook Lifting device shall
show its weight if over? - ANSWER -100 lbs
A square steel tube is 30 ft long. The tube is 6 ft. tall x 6 ft. wide, and the tube wall
thickness is 3/4 inch. Calculate the approximate weight of the square steel tube -
ANSWER -21,600 lbs
Who appoints the signalperson? - ANSWER -Lift Director
Eyebolts used with an angular load applied must be of a ______ type - ANSWER -
Shouldered
A cylindrical aluminum tank is 12 ft high. The flat tank top and bottom have a diameter
of 6ft. The tank walls are 1/2 inch thick. Calculate the approximate tank weight. -
ANSWER -1978 lbs.
What is the coefficient of friction (CF) for moving metal against concrete? - ANSWER -.1
A rigging block is attached to a 4,500 lb load. If 4 parts of line are used with the block
(neglect friction), what is the minimum amount of line pull required to lift the 4,500 lb
load? - ANSWER -1125 lbs
According to ASME B30.10, the maximum hook throat opening must not exceed ? -
ANSWER -5% of its original opening
Based on the information below, what is the minimum size chain sling needed? *4 leg-
bridle*Legs at 60 degrees*Grade 80*Load Weight = 35,492 lbs - ANSWER -5/8"
What types of inspections are required for Below-the-Hook devices in ASME B30.20? -
ANSWER -All of the above
, Alloy chain slings that are used for overhead lifting shall be a minimum grade of ? -
ANSWER -80
What is the design factor for wire rope slings? - ANSWER -5:1
Given a Sling Length (L) of 82 inches and a Sling Height (H) of 45 inches, calculate the
load angel factor (load Factor)? - ANSWER -1.82
Given a Sling Length (L) of 96 inches and a Sling Height (H) of 61 inches, calculate the
load angle factor (Load Factor)? - ANSWER -1.57
A 500 lb crate is loaded with paper. The paper dimensions are 8 ft long x 5.6 ft wide x 3
ft high. Calculate the total weight of the crate with the paper. - ANSWER -8,564 lbs
What type of knot would a rigger use to connect the ends of tow ropes of different
sizes? - ANSWER -Sheet Bend
A cylindrical aluminum tank is 16 ft high. The flat tank top and bottom have a diameter
of 7 ft. The tank walls are 3/4 inch thick. Calculate the approximate tank weight. -
ANSWER -4,500 lbs
What is the ASME standard for Slings? - ANSWER -B30.9
A square aluminum tube is 40 ft long. The tube is 4 ft tall x 4 ft wide and the tube wall
thickness is 1/2 inch. Calculate the approximate weight of the square aluminum tube. -
ANSWER -4,480 lbs
A screw pin anchor shackle with a 6 T WLL is side-loaded to 43 degrees. What is the
shackle capacity when used in this configuration? - ANSWER -4.2 t
A 500 lb skid pan is loaded with 100 rectangular pieces of aluminum. Each piece of
aluminum is 1 ft. wide x 2 ft long x 1/2 inch thick. Calculate the total weight of the skid
pan with the aluminum. - ANSWER -1,900 lbs
A 2,500 lb. skid pan is loaded with 400 pieces of steel. Each piece of steel is 2 ft. wide x
3 ft. long x 3/4 inch thick. Calculate the total weight of the skid pan with the steel. -
ANSWER -74,500 lbs
Wire rope slings are fabricated out of what type of wire rope? - ANSWER -Right regular
Lay
What is the maximum included angle that two slings can be connected to a shackle? -
ANSWER -120 degrees
When inspecting a custom designed lifting accessory, the following markings should be
readily identifiable on the device. - ANSWER -Working Load Limit, serial number,
weight (if over 100 lbs.), manufacturer name and contact information.
A cylindrical steel tank is 10ft high. The flat tank top and bottom have a diameter of 6 ft.
The tank walls are 3/4 inch thick. Calculate the approximate tank weight. - ANSWER -
7,348 lbs
A steel plate is 30 ft. long, 27 inches wide, and 1/4 inch thick. Calculate the weight of
the plate. - ANSWER -675 lbs
According to ASME B30.20, the markings on a Below-the-Hook Lifting device shall
show its weight if over? - ANSWER -100 lbs
A square steel tube is 30 ft long. The tube is 6 ft. tall x 6 ft. wide, and the tube wall
thickness is 3/4 inch. Calculate the approximate weight of the square steel tube -
ANSWER -21,600 lbs
Who appoints the signalperson? - ANSWER -Lift Director
Eyebolts used with an angular load applied must be of a ______ type - ANSWER -
Shouldered
A cylindrical aluminum tank is 12 ft high. The flat tank top and bottom have a diameter
of 6ft. The tank walls are 1/2 inch thick. Calculate the approximate tank weight. -
ANSWER -1978 lbs.
What is the coefficient of friction (CF) for moving metal against concrete? - ANSWER -.1
A rigging block is attached to a 4,500 lb load. If 4 parts of line are used with the block
(neglect friction), what is the minimum amount of line pull required to lift the 4,500 lb
load? - ANSWER -1125 lbs
According to ASME B30.10, the maximum hook throat opening must not exceed ? -
ANSWER -5% of its original opening
Based on the information below, what is the minimum size chain sling needed? *4 leg-
bridle*Legs at 60 degrees*Grade 80*Load Weight = 35,492 lbs - ANSWER -5/8"
What types of inspections are required for Below-the-Hook devices in ASME B30.20? -
ANSWER -All of the above
, Alloy chain slings that are used for overhead lifting shall be a minimum grade of ? -
ANSWER -80
What is the design factor for wire rope slings? - ANSWER -5:1
Given a Sling Length (L) of 82 inches and a Sling Height (H) of 45 inches, calculate the
load angel factor (load Factor)? - ANSWER -1.82
Given a Sling Length (L) of 96 inches and a Sling Height (H) of 61 inches, calculate the
load angle factor (Load Factor)? - ANSWER -1.57
A 500 lb crate is loaded with paper. The paper dimensions are 8 ft long x 5.6 ft wide x 3
ft high. Calculate the total weight of the crate with the paper. - ANSWER -8,564 lbs
What type of knot would a rigger use to connect the ends of tow ropes of different
sizes? - ANSWER -Sheet Bend
A cylindrical aluminum tank is 16 ft high. The flat tank top and bottom have a diameter
of 7 ft. The tank walls are 3/4 inch thick. Calculate the approximate tank weight. -
ANSWER -4,500 lbs
What is the ASME standard for Slings? - ANSWER -B30.9
A square aluminum tube is 40 ft long. The tube is 4 ft tall x 4 ft wide and the tube wall
thickness is 1/2 inch. Calculate the approximate weight of the square aluminum tube. -
ANSWER -4,480 lbs
A screw pin anchor shackle with a 6 T WLL is side-loaded to 43 degrees. What is the
shackle capacity when used in this configuration? - ANSWER -4.2 t
A 500 lb skid pan is loaded with 100 rectangular pieces of aluminum. Each piece of
aluminum is 1 ft. wide x 2 ft long x 1/2 inch thick. Calculate the total weight of the skid
pan with the aluminum. - ANSWER -1,900 lbs
A 2,500 lb. skid pan is loaded with 400 pieces of steel. Each piece of steel is 2 ft. wide x
3 ft. long x 3/4 inch thick. Calculate the total weight of the skid pan with the steel. -
ANSWER -74,500 lbs
Wire rope slings are fabricated out of what type of wire rope? - ANSWER -Right regular
Lay
What is the maximum included angle that two slings can be connected to a shackle? -
ANSWER -120 degrees
