Laser Tape Measures
Laser Tape Measures are great tools for quickly and accurately measuring distances. With laser tape measures getting cheaper all the time they are getting more popular. But is a laser tape measure right for you. And can it replace the traditional tape measure. Disclaimer. This site, and in particular this page, contains affiliate links to […]
How to Calculate Whole Circle Bearings and Distances from Co-Ordinates.
Information is supplied in all manner of forms, and quite often it is not in the form that we need to use it in. We need to transform this information into a format we can use. For many years, Site Engineers and Surveyors would use Theodolites and tape measures or Total Stations that could only […]
How often should you check a rotating laser?
A rotating laser level should be checked for level accuracy at least once a week. This is the recommended interval when the rotating laser level is in daily use. If the rotating laser level is used infrequently then it should be checked before use. Checking a rotating laser level for level accuracy is not difficult. […]
How to check a Rotating Laser Level for Accuracy.
How to check a Rotating Laser Rotating Laser Levels are great bits of kit for providing levels over both small and large distances. And the cost of a rotating laser level can be expensive. But a rotating laser level that is not accurate is worthless or could potentially cause costly mistakes. So, it is important […]
The Purpose and Importance of Land Surveying
Whenever we want to change the place that we live we first need to know what our current place looks like. We need to take accurate measurements and be able to communicate these easily to other people. People who will have different skills to help change the place that we live. When we are wanting […]
The Surveyor and Surveying Equipment
How does a surveyor measure distance? There are several ways for a surveyor to measure distances these days. There are numerous different measurement instruments a surveyor will use depending on what they are measuring. Years ago, when surveyors had to measure long distances, they would use a chain of a certain length. The length of […]
The Automatic Level
Why we need the Automatic Level. There are numerous times that we need to measure levels accurately. Most people know what a spirit level is and how to use it. They can get an arbitrary, accurate level over 1m, 2m or even 3m with a spirit level. But what if we need to achieve accurate […]
Warning! Pipe Laser Beam Refraction
Can a Pipe Laser Beam Refract. Pipe lasers are great bits of kit for laying drainage pipes. They ensure that pipes are laid straight and to the correct grade. They make the job of laying drains easy. They make the job of laying drains accurately. They make the job of laying drains quicker. At least […]
The Real World Accuracy of Network GPS Rover Surveying Equipment.
We are told that GPS Network Rovers have cm accuracy. This means that with the correction service that GPS Network Rover knows its position within a 20cm sphere (the size of a small stone) anywhere in the world.
But is this true?
Are Laser Levels Accurate?
Are Rotating Laser Levels More Accurate than Claimed? I have often said in review articles about rotating laser levels that I find them to be more accurate than the quoted figures from the manufacturers. These comments are based on my experience using some of the best rotating laser levels that are available for use on […]