Category Archives: SRZ Calculator

DBH, TPZ and SRZ Calculator

 



 

TPZ / SRZ CALCULATOR | ENCROACHMENT

(Aligned with AS 4970-2009)

DBH calculator

Use the calculator below to determine the Diameter at Breast Height (DBH) of a multi-stemmed tree. Use the red boxes to input the measurements, always in metres e.g. 65 cm calliper - … Continue Reading ››