What is an extensometer used for ?
Extensometers are used to observe settlements (collapses) or swellings in soil layers at different depths.
Extensometers are manufactured in single stage or multiple stages (2, 3, 4, 5) and at the desired depth.
Manual reading can be taken and if more precise measurement and monitoring is desired, vw vibrating wire sensors are installed.
It can be monitored precisely and digitally. .
It is suitable for short or long time viewing.