Quantified tree risk assessment

Simply Balancing Risks With Benefits

What is QTRa?

Tree safety management is a matter of limiting the risk of harm from tree failure while maintaining the benefits conferred by trees. Although it may seem counterintuitive, the condition of trees should not be the first consideration. Instead, tree managers should consider first the usage of the land on which the trees stand, and in turn, this will inform the process of assessing the trees…


Register your interest in qtra

Find out everything you need to know in order to achieve effective tree safety management?


Our extensive global training courses and workshops will help you become an expert in tree safety and management


search our directory of registered qtra users

This directory allows you to search for QTRA Registered Users in your region who have undertaken a one-day training course in the basic application of QTRA


Register your interest in qtra

Register your interest in QTRA training and we will send you an Introductory Information Pack and keep you informed of developments and training events. When you have registered interest, you can select an event from our Training Calendar and make an online booking.

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Have a question or need help registering? Please get in touch and we will be happy to help.

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Simply Balancing Risks with Benefits