Hi Kelvin.
I apologize for the lack of timely professional response.
Please let me know if you still desire such information.
Stay Healthy!
Cheers,
Bill
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William M. Hayden Jr., Ph.D., P.E., CMQ/OE, F.ASCE
Buffalo, N.Y.
"It is never too late to be what you might have been." -- George Eliot 1819 - 1880
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