MEOC Case Analysis & Practical Application 3

Question 1

You are clearing tree stumps and encounter a root ball larger than expected, putting high hydraulic pressure on the arm. The hydraulic oil temperature warning light comes on. You should:

Accepted Answer

Stop the heavy work cycle and allow the system to cool at low idle

Answer

Continue working but reduce bucket curl force

Answer

Immediately shut the machine down and call for service

Answer

Switch to a different attachment to reduce load

Question 2

You are excavating in sandy, loose soil and the trench walls begin showing horizontal cracks. This indicates:

Accepted Answer

Imminent wall failure requiring immediate evacuation and shoring

Answer

Normal soil settlement that can be ignored

Answer

The soil is too dry and needs water added

Answer

A good time to widen the trench to relieve pressure

Question 3

When working in a congested urban area, a pedestrian walks into your swing radius while you are mid-rotation. What should you do?

Accepted Answer

Stop the swing immediately and wait for the area to clear

Answer

Sound the horn and complete the swing quickly

Answer

Rotate slowly until you can warn the pedestrian verbally

Answer

Continue the swing above head height to avoid the pedestrian

Question 4

You are loading trucks and the truck driver gets out of the cab while you are swinging a loaded bucket over the truck bed. The correct action is:

Accepted Answer

Immediately stop swinging and lower the bucket until the driver is clear

Answer

Complete the dump cycle quickly before the driver approaches

Answer

Warn the driver verbally and continue at a slower pace

Answer

Dump the material and retract the bucket immediately

Question 5

You are tasked with demolishing a small concrete wall. Before striking the wall, you should verify:

Accepted Answer

That no utilities run through or adjacent to the wall

Answer

That the wall has no paint on it

Answer

That the ambient temperature is above 50°F

Answer

That the concrete mix design is known

Question 6

During operation on a client's property, you accidentally rupture an unmarked irrigation line. Your best course of action is:

Accepted Answer

Stop work, document the damage, and immediately report it to the supervisor and client

Answer

Backfill the area quickly and hope the client doesn't notice

Answer

Continue working and report at the end of the shift

Answer

Attempt to repair the line yourself before reporting

Question 7

You are working on a slope rated at 3:1 (horizontal to vertical). The manufacturer's manual states the machine is rated for slopes up to 30 degrees. Is it safe to proceed?

Accepted Answer

No, a 3:1 slope is approximately 18 degrees so it is within the limit

Answer

Yes, 3:1 slope equals exactly 30 degrees

Answer

Yes, because 3:1 is steeper than 30 degrees

Answer

No, any slope work requires a spotter regardless of angle