Note for TRAQ Participants: Enrolled participants will receive an email containing an exclusive discount code for this product. Please wait until you receive the code before purchasing, as refunds will not be issued for purchases made before the code is received.
TRAQ registration includes a downloadable digital copy of the Tree Risk Assessment Manual.
Some ISA TRAQ Hosts/Chapters offer printed manuals and/or clipboards for purchase onsite. Please contact your local Host/Chapter to confirm availability and pricing, which may differ from the discounted price offered for this product.
For more information, visit the ISA Tree Risk Assessment Qualification webpage here.
Bundle and Save!
Save now by purchasing this bundle containing the Tree Risk Assessment Manual (2025) and the Tree Risk Assessment Clipboard!
The Tree Risk Assessment Manual, Third Edition (2025) is a valuable resource for both the expert and novice risk assessor. As the companion publication for the Tree Risk Assessment Qualification (TRAQ) program, this manual provides a systematic and structured approach to tree risk assessment, including levels of assessment, target and site assessment, tree biology and mechanics, tree inspection, mitigation, and reporting. The combined subjects of this manual guide assessors in estimating the likelihood of a tree or tree part failing as well as the amount of damage that would result from failure.
(©2025, softcover, 238 pp., full-color illustrations and photos, glossary, index)
Download Basic Tree Risk Assessment Form.
A companion material to the Tree Risk Assessment Manual, the Tree Risk Assessment Clipboard is a handy printed resource will help you remember key concepts while performing tree risk assessments in the field. Newly updated for 2025 (TRAQ 3.0). Recycled plastic with a durable metal clip.