CTSP Risk Assessment 2

Question 1

When assessing a tree near a structure, which condition most significantly increases the risk of failure?

Accepted Answer

Co-dominant stems with included bark

Answer

Presence of epicormic sprouts

Answer

Minor surface root flare

Answer

Light lichen growth on bark

Question 2

A CTSP is assessing a tree after a severe ice storm. Which part of the tree should be inspected FIRST for structural compromise?

Accepted Answer

Major branch unions and scaffold limbs

Answer

Leaf canopy

Answer

Surface roots

Answer

Bark texture

Question 3

What does the term 'target' refer to in the context of tree risk assessment?

Accepted Answer

People, property, or activities that could be struck by a falling tree or limb

Answer

The tree species being evaluated

Answer

The zone of visual inspection

Answer

The area treated with pesticides

Question 4

Which assessment method involves lightly tapping the trunk with a mallet to detect internal decay?

Accepted Answer

Sound testing (sounding)

Answer

Resistograph drilling

Answer

Sonic tomography

Answer

Increment boring

Question 5

A tree shows crown dieback affecting 40% of its canopy. What does this most likely indicate?

Accepted Answer

Significant root or vascular system stress

Answer

Normal seasonal dormancy

Answer

Healthy compartmentalization

Answer

Recent successful pruning

Question 6

Which factor is considered when evaluating the 'likelihood of failure' in tree risk assessment?

Accepted Answer

Structural defects, tree condition, and loading factors

Answer

Property value of adjacent buildings

Answer

Tree height relative to neighboring trees

Answer

Species popularity in the region

Question 7

During a risk assessment, a CTSP finds a large cavity in the base of a mature oak. What is the most critical next step?

Accepted Answer

Determine the extent of cavity and remaining sound wood thickness

Answer

Immediately remove the tree

Answer

Fill the cavity with concrete

Answer

Apply a wound sealant to the opening