Are you looking at buying a professional quality automatic (dumpy) level, but not wanting to spend a fortune? Well, one such automatic dumpy level that you should consider is the latest Topcon AT-B4A. This is one of the dumpy levels that didn’t make it on to my list of the best dumpy levels for under […]
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The New Topcon RL-H5B Rotating Laser. Topcon have recently released the RL-H5A rotating laser and RL-H5B rotating laser. These rotating lasers are the replacement for the Topcon RL-H4C rotating laser, which has been around since mid-2013. Topcon describe the RL-H5B as being an easy to use, long range and high accuracy rotating laser. With very
Topcon RL-H5B Rotating Laser. Read More »
What is a two peg test. A two peg test is used for checking Automatic or Dumpy Levels. By comparing two sets of readings from two unequal lengths on the same two points, the accuracy of the Automatic or Dumpy Level can be calculated. What is the purpose of a two peg test? The purpose
How to Check an Auto or Dumpy Level – The Two Peg Test. Read More »
Insurance Premiums to Soar. Surveyors and Engineers could be in for a shock come renewal time for their survey equipment insurance with the average insurance premium set to rise by over 300 percent. Due to a recent spate of survey equipment claims, insurers are now increasing premiums to recover the large increase in claim payouts
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This guide is also suitable for setting up Theodolites, Total Stations, Prism Stations, GPS Base Stations and Scanners. This method is the best practice for all instruments, as it prevents the instruments from being subjected to shocks or undue forces during the adjustment process. Remember that before setting up any highly accurate surveying instrument on
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Last year the McCarthy Taylor Partnership released a free Windows application for the conversion of a Trimble Calibration File to a Topcon Localization file. https://www.dtmsoftware.com/our_products/LSS-Toolkit When it comes to machine control for construction sites, here in the UK there are two main manufacturer systems in use. These systems are from Trimble and Topcon. Both the
This guide is suitable for setting up GPS Base Stations. This method is the best practice for all GPS Base Stations, as it prevents the GPS Base Stations from being subjected to shocks or undue forces during the adjustment process. Remember that before setting up any GPS Base Stations on a tripod it is important
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How to check a Theodolite. A theodolite should be checked at least once a month or before any precise work is to be carried out. The checks on a theodolite should comprise of a five-point check carried out in the following order. 1.1. Set up the instrument on a sturdy tripod. 1.2. Turn theodolite until
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This guide is suitable for setting up a Theodolite. This method is the best practice for all Theodolites, as it prevents the Theodolite from being subjected to shocks or undue forces during the adjustment process. Remember that before setting up any Theodolite on a tripod it is important to know that the tripod you are
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How to Convert an AutoCAD Drawing so that it can be imported into Topcon SurveyMaster. Importing an AutoCAD drawing into Topcon SurveyMaster, or any other survey software is not always straight forward, and can give error messages that are not very helpful. I know, I have been struggling with this in the past but have
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