Automated assessment
of Terrain Category for
Temporary Structures

eventTerrain is an innovative web app designed to help you easily determine the terrain category of the site where you’re setting up a tent, stage, or any other temporary structure.

Scan to open on your mobile device# or learn more below.

Scan to open on your mobile device
currently supports locations in:
  - Denmark
  - Sweden (beta for select users)
  - Norway (beta for select users)
#) A GPS enabled device supporting Location Services and an active internet-connection is required. Data charges may apply.
Intuitive

An industry-specific Geo-located app, delivering a data driven and Eurocode compliant assessment on site, using a 2-step process to assess the Terrain Category of the prevailing wind direction

Increasing Safety

Designed to end guesswork and aid end users to assess the site-specific Terrain Category, ensuring installment of required amounts of ballast & anchors.

Compliant

Based on EN-standard and Eurocode compliant calculations automatically applying the National Annexes of supported countries.

Fast

Initial load to result in less than 30 seconds (dependent on system load) using a "lite" version of the second-generation of ndp.dk.

accuracy

An accuracy of ≥90% was derived from the manual validation of the results of more than 500 random locations.

Independent

Derived from open datasets from National Agencies of supported countries and the European Union.
Independent of tech giants such as Google, Meta & Microsoft.

Data driven

Applying a set of 160 elevation points for the calculation of the orographic factor of each individual angular sector. Terrain Category assessment based on a 50 m grid.