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Author Topic:   Polystrate Telephone Pole and Bridge Observed in Philippines
Coragyps
Member (Idle past 765 days)
Posts: 5553
From: Snyder, Texas, USA
Joined: 11-12-2002


Message 9 of 12 (68024)
11-20-2003 2:18 PM
Reply to: Message 8 by Bill Birkeland
11-20-2003 2:06 PM


and in engineering borings beneath larges parts of the surface of the flood and delta plains of the Mississippi River.
I was involved in one of those - a 54-inch hole for a 36-inch pipeline across the Atchafalaya near Melville, LA. The drill bir kept getting fouled on cypress stumps maybe 50 feet subsurface and outside the modern levees - whether they were polystrate, I have not a clue.

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