Surveying Best Practices (67)

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OPUS accuracy

At the NOAA website about OPUS, http://www.ngs.noaa.gov/OPUS/about.jsp#about, it gives tips on improving accuracy.  One of them is to proce…

Started by Peter Alexander MaxwellLatest Reply

Solar observation Azimuth and Convergence Angle

Hi fellows, We have some queries to answer some technical issues regarding solar observation to compute/obtain azimuth of an observed stat…

Started by joseph UyLatest Reply

how many error traverse at a tunnel

hi,i m Reza and i would like to know  how many error traverse at a tunnel and what is best the way?

Started by rezaLatest Reply

Forum Replies What You Missed

Solar observation Azimuth and Convergence Angle

Hi fellows, We have some queries to answer some technical issues regarding solar observation to compute/obtain azimuth of an observed stat…

Started by joseph Uy

16 Aug 25
Reply by Grant Sutherland

Good Surveyor vs Cheap Surveyor

Thank you Pedro Ortiz for sharing this with me on Linkedin: If you think it's expensive hiring a Good Surveyor, try hiring a cheap one!

Started by Scott D. Warner, R.L.S.

2 Aug 1
Reply by Lalith Senanayake

Lot Line vs Property Line ?

Hello Fellow Surveyors, What are the definitions of Lot Line and Property Line? Can they be used interchangeably? Your input would be app…

Started by Paul Quagge

27 Jun 19
Reply by Scott D. Warner, R.L.S.

Is it possible to fix legal boundaries by any type of remote sensing or data! without you the SURVEYOR at the spot?

Any court to decide anything by law all over the world,the evidence of human is the major factor. The surveyor is the one who touch everyth…

Started by Lalith Senanayake

1 May 21
Reply by Surveying Jobber

Slander of Title case and the Land Surveyor

http://clsaforum.californiasurveyors.org/attachment.php?attachmentid=2169&d=1398362674 This is a court cas having to do with slander o…

Started by Deward Karl Bowles

0 Apr 24

Finding the center of a cylindrical Tower using measured Horizontal angles fro Trimble tSC3

I have required to find the center of a Tower.I dont have access to measure base of tower using Prism.I can setup three station around the…

Started by Lakshman

6 Apr 24
Reply by Jansen Loi

Texas Court of Appeals Case

Here is a link to the opinion. This is a case of a Land Surveyor performing a substandard Land Survey which damaged the public and resulte…

Started by Deward Karl Bowles

2 Apr 19
Reply by Francisco Jose Oliveira Domingos

GPS accuracy for cadastral surveying?

Here we use GPS foe establishing controls,but find closing. Errors by traversing, If GPS give us accurate measurements,why we still use tra…

Started by Lalith Senanayake

2 Apr 2
Reply by Lalith Senanayake

Grid Factor,Elevation Factor, Scale Factor of Topcon Total Station

Hi guys,  These days I am using Top-con Total Station. That top-con software has some thing called " Grid Factor". I am using SLD 99 Sri L…

Started by Chamara Prasanna

0 Mar 15

Method of whole to part

Every survey work should be controlled by method of whole to part, At the start we didn't feel much of it,ground to the plan is more accura…

Started by Lalith Senanayake

1 Mar 15
Reply by Chamara Prasanna

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