Tree Protection Zone
Calculate critical root zone radius for tree preservation
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How to Use This Calculator
Tree DBH.
Get Radius.
Understanding Tree Protection Zone Calculations
Critical Root Zone.
Compaction.
Trenching.
Fencing.
Formula & Calculations
DBH x 1.0 or 1.5 ft
Key Factors to Consider
Tree species
Age
Health
Soil volume
Frequently Asked Questions
1DBH?
Diameter at Breast Height (4.5ft).