Contaminated soil can happen in many ways. Usually it is the result of previous practices that have been done on the land – from using the land for a particular industry, to waste disposal on the land. This then makes the land dangerous and can be damaging for the environment as well as for human health.
However, in order to make use of the land it first needs to be cleaned up. This is a process that is known as spoil remediation, and it is an important part of reclaiming land that has been contaminated by its former use. This is something of course that needs to be done by people who know what they are doing like this remediation contractors https://soilfix.co.uk/services/groundwater-soil-remediation-services as it can be a very dangerous job.
Before the process even begins, the site firstly needs to be fully assessed to ensure that all of the hazards are known about and to help determine the best strategies to use in order to clean it up. Of course it depends on many factors on how long this process takes – for example, a large area that is highly contaminated with many substances will take longer than a smaller and less contaminated area.
It also depends a lot on what the substances are of course as to how easy or hard it will be to dispose of them and make the area safe to use once again. There are all kinds of ways that this can be done, from chemical treatments to excavation.