--- In BoundaryPoint@yahoogroups.com, "jparsell" <jparsell@n...>
wrote:
> Mike,
>
> In my research on quad-county points the shortest one I have found
is an
> interstate one. Brookings and Moody, SD
> and Lincoln and Pipestone, MN. Coming from the east, the county
line road
> in MN curves down slightly to meet its
> mate in SD. See attached 1:10000 map. But the boundary doesn't
curve down.
> It continues straight west and hits
> SD in Brookings County about 80 ft. north of Moody County. So there
is an 80
> ft common boundary between Brookings,
> SD and Pipestone, MN. The coordinates are 44deg 11' 49" N, 96deg
27' 10"
> W. On the map Brookings, SD and
> Lincoln, MN are the more northerly counties.
>
> I suspect that some of the intrastate quad-county points may have
even
> closer misses since sometimes one county
> has the boundary on one side of the road rather than in the center
of the
> road, and the adjacent county line doesn't
> match up. This is too fine a measurement to detect on Topozone.
good & i have actually discovered & visited a few of these in iowa
& would guesstimate the minimum distance at 20 feet
but i cant tell you which one or ones will win
still we might well find shorter than that
>
> Thus far I have identified 172 intrastate county quads, 19
interstate county
> quads and 2 Canada-US county quads.
> See message 9389 for my report on the interstate ones. Someday
I'll get the
> intrastate ones posted.
>
> Jack
>
> -----Original Message-----
> From: spookymike@a... [mailto:spookymike@a...]
> Sent: Wednesday, November 05, 2003 12:43 PM
> To: BoundaryPoint@yahoogroups.com
> Subject: [BoundaryPoint] Shortest County Border
>
>
> Not too long ago there was an extended discussion about the
shortest
> international border. While doing some mapping in connection
with my
> county
> highpointing hobby, I ran across two short U.S. county common
borders. I
> offer these
> to the group without any assurance that they are the shortest, in
fact
> considering the 3,000+ U.S. counties, there are most likely
shorter common
> borders.
> The obvious counterpart is the longest common county border.
>
> Macon and Monroe Counties in Missouri, estimated at about 400
feet in
> length:
>
> http://topozone.com/map.asp?z=15&n=4383981.59766708%
20&e=560111.101455454&u=
> 1&
> datum=nad27
>
> Summers, West Virginia, and Giles, Virginia, estimated at about
520 feet:
>
> http://topozone.com/map.asp?
z=17&n=4142239&e=512472&s=50&size=m&u=1&layer=DR
> G2
> 5
>
> Mike Schwartz
>
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