Cco crane - Study guides, Class notes & Summaries

NCCCO Crane Practice Test 2024 Questions and Answers Latest (2024 / 2025) (Verified Answers)

Where is the best location for leveling a crane? - upper works When determining the "gross load" the best method is: - get an accurate load weight and add the rigging By order of hitch strength, which is the correct answer? - basket, vertical, choker What is the purpose of using a jib? - increase height When taking a side strain on a boom, what concerns the operator most? - boom damage OSHA requires you to always have at least how many wraps on a hoist drum? - 2 On a load chart, values a...

According to federal requirements, under what conditions is it okay for a person to ride the headache ball? It is never okay Where should the crane's outrigger pads or tracks be placed when working at ground floor level near a cellar wall? At least as far back as the depth of the wall below ground By what percentage do most manufacturers require a crane's load chart capacity to be reduced by for duty cycle operations such as high-volume concrete placement? 20%. From which two po...

Load chart capacities distinguished in bald type, marked with an asterisk, in a shaded area, or above a bold line of the capacity chart are based on: (a) net capacity (b) dynamic loads (c) structural strength (d) tipping - (c) structural strength The proper way to calibrate a boom angle indicator is: (a) Use a protractor (b) dynamic loads (c) boom up against the and set the indicator at 90 (d) boom up or down so boom is horizontal, and level than set - (d) boom up or down so boom is hor...

According to OSHA, when can an operator leave his seat with a suspended load in the air? Almost never (and the exception requires that four conditions be met) List seven ideal conditions for crane operation. 1) Not windy 2) Clear vision (no fog) 3) Sunny (Dry) 4) Crane is maintainenced (greased) 5) Crane is assembled correctly 6) Load is static 7) Site is level What happens to ground bearing pressure if you move a crawler crane from soft ground to harder ground? It increases ...

Which statement best describes the importance Osha 29 CFR 1926.550 places on a crane manufacturers instructions specifications and limitations? - They must be followed exactly as the law According to Osha 29 CFR 1926.550 where must hand signals be placed - On the job site According to Osha 1910.180, how accurate must the load weight be when making picks in the structural portion of the load chart - Plus or minus 10% According to Osha 1910.180, are cranes allowed to be over weight - Yes, but o...

When should the operator use the "run by the seat of the pants" technique? - Never You are required to pass a physical every ______ years according to ASME B30.5 - 3 Loading radius is the distance from the center of gravity of the suspended load to the: - Center of rotation A stationary load is: - Static You should always have at least how many wraps on a hoist drum? - 2 Seat belts should be provided in what cranes? - Cherry Pickers (Rough Terrain/Single Cab) What is the purpose of using...

Before leveling a mobile crane on outriggers, an operator should ensure: - ANSWER there is no weight of the crane bearing on any tires Operating a mobile crane with a long boom, on uneven ground, what support condition should be considered? - ANSWER Keeping 90 degree angle between cylinder rod and pad What is the primary purpose fir a rooster sheave or auxiliary boom point sheave? - ANSWER Separate the boom hoist lines How many randomly broken wires in a lay length must there be on a mobil...

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