Access the knowledge you need faster with a Groundsure UXO report.

This unique desktop search report identifies the potential risks from unexploded ordnance (UXO) that could affect your client’s construction project.

Why this report?

  • Covers health & safety risks under CDM 2007

  • Accurate bomb mapping

  • Reduce unexpected delays

As more building projects are developed it’s essential to understand the potential risks of UXO within the vicinity of your client’s site. Unexpected discoveries could lead to delays with project timescales as well as racking up additional costs for your client, and so by undertaking this search your clients have a comprehensive view on risks. This report also covers the possible health and safety risks for contractors under CDM 2007.

We have partnered with industry specialists SafeLane Global to provide a comprehensive view on the risks, so they can be factored into a site assessment.

What does it cover?

  • Analysis of over 3000 projects to mitigate bomb risks on development sites since 1991
  • Accurate bomb density mapping based from Ordnance Survey maps 1931-1944
  • Extensive archive of previous bomb excavation works and threat assessment
  • Bomb, V1 and V2 strike locations from original war records and area damage assessments (London only)
  • UXO risk assessment – contour maps applied around potential source of strike locations

Why should I buy a UXO Preliminary Risk Assessment (PRA)?

  • CDM Regulations and HASAWA both require risks to be identified, manged and mitigated
  • Up to 50% of all UK land has had military activities on it historically
  • The UK was heavily bombed and shelled by enemy forces in both world wars
  • It is estimated that 10% of all historic munitions did not explode
  • Poor practices have left many sites impacted by unexploded ordnance
  • Unexploded Ordnance has the potential to be found nationally
  • Live Ordnance is frequently found across the country
  • CIRIA C681 – UXO guidance for Construction Industry recommends Preliminary Risk Assessment for sites with a potential UXO risk
  • Undertaking a PRA is the first step in reducing the UXO risk in accordance with ALARP principle (As Low As Reasonably Practical) (

*Reliance: £5m Professional Indemnity Insurance (any one claim). Can be relied upon by all professional parties within a property transaction, first purchasers / tenants and their advisers. See the SafeLane Global terms & conditions. Delivery time in normal working days (London only).

How do I order a report?

If you already have a Groundsure account you will need to log in using your user name and password and select the product(s) you require. If you do not have a Groundsure account, one must be set up, even for single pay as you go orders. This can be done using the create an account function.

What does 'Order in Progress' mean?

Order in progress is a status we assign when your report or data is being produced. You will receive your product within the defined turnaround time. If you order states “with Groundsure”, this is because you have submitted your order with a site plan and we are working on digitising your site boundary, or because the site drawn exceeds our standard pricing options. Orders will be placed within 24 hours, and a member of the team will be in contact if we require further information. If you order states “On Hold”, this is because one of our environmental consultants has raised a query with your order. This query will have been emailed to you.

How do I download a report?

All reports will be delivered by email to the designated email address. If necessary, you are also able to include an additional email address before placing your order. However, if the file is too big for email, a download link will be emailed to you. Alternatively, you can download any report from your Order History.

How do I cancel a report?

Cancelling an order ‘in progress’ can be dealt with via your Groundsure account. If the order you wish to cancel is already complete, please contact us and the team will advise you on our cancellation policy.