Subject: Re: [BoundaryPoint] Re: Guess What is New --> tp marker points
Date: Oct 31, 2003 @ 04:02
Author: Lowell G. McManus ("Lowell G. McManus" <mcmanus71496@...>)
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Michael Kaufman asked:

> ...My question is
> this: Is the exact tripoint
> 1. the middle of the marker?
> 2. the county placed disc?
> 3. the dimple?
> And HOW would we know? I would assume there can't be
> too much official paperwork on 4th-level boundaries.
> But maybe some general set of guidelines somewhere?

The dimple! It was likely put there by the surveyor using a hammer and die to
mark the exact point on the disc where the point of the plumb bob hanging from
his transit came to rest. Any subsequent surveyor who measures from the
monument will center his transit's plumb bob over the same dimple.

Lowell G. McManus
Leesville, Louisiana, USA