Quote:
Originally Posted by pwd72s
Maybe Vash would care to weigh in. Called "expansion joints"...but why so uneven or far apart, I haven't a clue.
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I'd guess the joints are for heat, heaving, plate shift, draining, or other. One solution fits all.
Here in SE Michigan we sit on thick clay soil and former swamp. Hard as a rock one minute. Jello the next.
Over in SW Michigan a hundred miles away they are all pure sand.