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I finally got my mobile crane stuck in mud last week on a job site near Tulsa

I was setting up to lift some HVAC units behind a new strip mall. The ground looked solid but it was just a thin crust over wet clay. Sunk the outriggers about a foot before I even realized what was happening. Took a tow truck and three hours of digging to get out. Anyone else have a good trick for checking ground conditions before you set up?
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3 Comments
olivia398
olivia39818d ago
Holy cow, a whole foot of sinkage?
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carter.casey
Read that study from Virginia Tech that came out last month. They were monitoring this exact spot and measuring how much the ground dropped over a twelve hour period. Foot of sinkage in some areas, less in others. The weird part was they found sections where the land actually lifted up before settling back down. Probably explains why some of those seawalls are starting to crack in places they shouldn't.
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alicehernandez
That same Virginia Tech study also pointed out that the ground movement wasn't consistent across the whole area. They said the worst sinkage happened near the drainage canals, not the seawalls themselves. From what I read, the lifting and settling was only about 2-3 inches in most spots, not a full foot. A foot of sinkage sounds like someone exaggerated the numbers for a headline. I'd be interested to see if those seawall cracks match up with the actual 2-3 inch spots or if it's just normal wear and tear. Have you looked at the raw data from that study or just the news articles about it?
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