Last seen: April 9, 2026 5:20 pm
thebionicman, post: 421118, member: 8136 wrote: The chord of a one mil curve at 1000 meters... A central angle of 1 mil, at 1000 m radius, only subte...
Warren Smith, post: 421100, member: 9900 wrote: Hmmm - decimal parts of a unit. What a concept. Like tenths and hundredths of a foot, or links?
I was reading a report from the USC&GS dated 1896 (give or take a year) and there wasn't a single use of feet or Fahrenheit. I noticed on USGS map...
22$ How could anyone pass in that.
RRD gauge has Interesting history. Note the bold text:In 1886, the southern railroads agreed to coordinate changing gauge on all their tracks. After c...
I believe it's an Eastern BluebirdLarry Scott, post: 420338, member: 8766 wrote: Spring is in the air
Spring is in the air
Cotton gin spindles. See one those in asphalt and you know you got something.
Bill93, post: 419736, member: 87 wrote: Does the E&O carrier know the surveyor is doing this? Sometimes a super elevation in a tight radius curve...
Nate The Surveyor, post: 419188, member: 291 wrote: Things we carry, on our person.Leatherman.Small pocket saw. Like Gerber or Corona brands. Stihl ma...
Your south property line IS the approx centerline of the gravel road. The distance 875.78 goes from the NE corner to the center of the gravel road. Th...
They also work real well to adapt to a fish scale.
Early on I pulled chain with my death-pinch finger grab, I soon found out: when it slips, that ain't gonna be paper cut. The lufkin chrome clad is lik...
Trick question.EVERYONE knows what it is.I use mine a lot.Can't pull 20# on a SuperHiway without 'em.
Contours or isolines? Contiguous or conterminous?Scale : Ft/inch or 1:xxxxxx?Loxodrome or rhumb line?Flowline or thalweg?
I set skinny rebar for anything that I think is worth keeping. They're pretty easy to find. Just look for the hammer that got left behind with it.
A topographic map may also have topographical features. I guess things can be topographical. Including a topographic map.
Most boundary corners are named for the parcel, i.e.; NW corner of ....Then there are names for points that are only near corners. "Found Conway's cor...
There is the MD-PA-DE tricorner:Post Mark'd WestOne of Mason-Dixon's more famous corners.
I worked with a guy that had to have cig break everyday right before a quarter after three. Hmmm. Now I know.