Methods for Booking a Levelling Run. The Rise and Fall Method.
This is a guide to the Rise and Fall method of booking a levelling run. This guide goes through the whole process using real world figures for the calculations
Surveying
Information and knowledge about surveying, engineering and surveying equipment.
Avoid these 3 Measurement Errors in Construction Setting Out
Setting out on construction sites always involves either taking measurements or giving measurements from points or base lines.
Laser Levels vs Automatic (Dumpy) Levels
Laser levels and automatic (dumpy) levels both provide levels across a building, site, field, anywhere that you need a level plane. How they do this is different.
A Guide to Buying a Total Station.
Thinking of Buying a Total Station? This article should help you decide which total station is for you. What is a Total Station? A Total Station is an instrument that measures both horizontal and vertical angles and distances. It used by Engineers and Surveyors for setting out 3-dimensional points and for recording 3-dimensional points. Total …
Methods for Booking a Levelling Run. The Height of Collimation Method
This is a complete guide on how to correctly book levels taken using the height of collimation method. This is how all Site Engineers in the UK will record and work out their readings.
The Purpose and Importance of Levelling and the Automatic (Dumpy) Level.
What is the Purpose and Importance of Levelling? In Surveying and Construction the Purpose and Importance of Levelling is to find the heights or elevations of different points of interest in relation to a specific known datum. Knowing that specific points of interest are at the same or different heights or elevations is fundamental to …
The Purpose and Importance of Levelling and the Automatic (Dumpy) Level. Read More »
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 to Calculate Whole Circle Bearings and Distances from Co-Ordinates. Read More »
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 …