On all existing properties and land under consideration for development, it is imperative that pre-work investigation is completed to establish what may lie beneath the surface.<\/h4>\n
It is important to understand what services may be within your premises\/site, and we can offer a full suite of investigation options to aid you in assessing potential service installations that may be present. Our national network of engineering solution specialists will provide you with detailed plans showing the location, size and depth of existing infrastructure. Please see below for a sample of the services available \u2013 contact our team now for further assistance and advice.<\/p>\n<\/div><\/div><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div>![](\"https:\/\/riogroup.co.uk\/surfacing\/wp-content\/uploads\/2025\/03\/Rio-Surfacing-Website-Photo-Site-Investigations-Main.jpg\" "\\"Rio")
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- Ground penetrating radar (GPR) \u2013 to establish the location, depth and size of your existing pipework or utility service<\/li>\n
- CCTV survey to known drainage via inspection chambers which are visible to understand capacity and condition of drainage<\/li>\n
- Cable Avoidance surveys to aid in the establishment of electrical supply locations<\/li>\n
- Drain tracing via sonar technology<\/li>\n
- Trail hole completion works to check and verify service depths and exiting ground make up<\/li>\n
- Testing of soil and sub soils for contaminants<\/li>\n
- Ground pressure testing to prove stability of your sub strata and provide data for future engineering solutions. (commonly known as CBR testing)<\/li>\n
- Engagement with national service providers to gain knowledge on likely existing installations<\/li>\n
- Ecological surveys and advice on your natural habitat and wildlife presence<\/li>\n
- Tree mapping and liaison with local authority agencies on preservation requirements<\/li>\n
- Percolation testing to your existing areas of construction or proposed areas to allow for consideration of natural water dispersal (commonly known as SuDS)<\/li>\n<\/ul>\n<\/div>