MA 2A Hoisting Exam Test Questions And Answers Verified 100% Correct |Updated|

MA 2A Hoisting Exam Test Questions And Answers Verified 100% Correct |Updated| What is the minimum absolute limit of approach of power lines when operating equipment - ANSWER -125,000 volts = 10' 250,000 volts = 15' 250,000 volts or more = 25' How do you test the load brakes - ANSWER -Pick test, lift load about 1', hold it for one minute How should you approach and load any vehicle - ANSWER -Approach any vehicle to the side slow and square How should you carry a load - ANSWER -Carry and load 12-18" off the ground How close to a marked utility can you dig - ANSWER -Hand dig within 18" of marked utility When driving a wheel loader down hill, what should you not do - ANSWER Raise the bucket and put transmission in neutral When filling a trench, is it advisable to use the backhoe bucket in a sweeping motion - ANSWER -Don't use side of bucket. Either scoop or push in with front bucket What are dip stick extensions used for - ANSWER -They are extensions attached to the dipper stick to give backhoe additional digging depth When towing a backhoe or loader what speed should you not exceed - ANSWER -5 mph What does articulate mean on a wheel loader - ANSWER -Bends in the middle What is dig safe - ANSWER -It's the law Describe a slow moving vehicle triangle and at what speed can they not exceed - ANSWER -Red triangle with an orange center 25 mph Vas hat requirement is needed to operate hoisting equipment - ANSWER -Valid signed hoisting license and drivers license What is considered a cushion of saftey - ANSWER -The area inside the swing of your machine How many lbs is 1 ton - ANSWER -2,000 lbs Name some requirements for securing an excavation - ANSWER -Make it safe for public, cover open holes at night, fill in or secure area with fence, secure equipment When is it permissible to allow equipment to straddle an open trench - ANSWER -Never What is meant by coupling the brakes - ANSWER -Locking the 2 break pedals together When May chains be used in hoisting - ANSWER -Never When can chain slings be used - ANSWER -As long as they are in accordance with osha requirements What is the best way to load a truck - ANSWER -From the side not the rear load front to back What are the rules regular ding exhaust saftey - ANSWER -Work area must be properly ventalated What color paint is used to pre mark trench - ANSWER -White When do you need a gas test - ANSWER -Anytime you smell gas or think you hit a gas line When driving a four wheel backhoe up a steep hill what should be done - ANSWER -Fill front bucket with dirt Where is the operators manual found - ANSWER -In the machine What is the average hydraulic pressure of a lul - ANSWER -1,800 lbs psi to 2,400 lbs psi What is the total force exerted on a 4" cylinder at 1,800 psi - ANSWER 4x3.14=12.56 x 1,800 = 22,608 lbs of force Where should the approved hand signals be posted - ANSWER -On the machine What is the weakest part of a hydraulic system - ANSWER -Hoses What causes starving of hydraulic system - ANSWER -Low fluid, dirty filter, leaks, linked hoses Who has the right of way when operating equipment - ANSWER -Pedestrian Lost some reasons why you would replace a hose - ANSWER -Broken, cracked, chafed, bulging or leaking What is considered superimposed weight around a trench or work area - ANSWER -Any weight that is not normally there, vehicles, spoil If you cannot see where the work is being done, do not move unless you have what? - ANSWER -A signal person who has a clear view of the operation directing you