ANSI A300 Tree Risk Assessment Standard 2017 - Part 9
Price: $ 23
Part 9 of the American National Standards Institute's ANSI A300 Standards is the first national standard to address risk assessment of trees.
American National Standard for Tree Care Operations - Tree, Shrub, and Other Woody Plant Management - Standard Practices (Tree Risk Assessment a. Tree Structure Assessment)
(©2017, softcover, 14 pp.)