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Increasing Safety with Tree Risk Evaluation

  • Writer: Katy Bigelow
    Katy Bigelow
  • May 19
  • 4 min read

When I think about the trees surrounding my property, I realize how much they contribute to the beauty and value of the space. But trees can also pose risks if they are unhealthy or unstable. That’s why I always emphasize the importance of having a tree risk evaluation. These evaluations can help identify potential hazards before they become serious problems. In this post, I want to share what I’ve learned about tree risk evaluation methods, why they matter, and how you can take action to keep your property safe.


Understanding Tree Risk Evaluation Methods


Tree risk evaluation methods are systematic approaches used to assess the health and stability of trees. These methods help determine if a tree is likely to fail or cause damage. When I first started learning about this, I found it helpful to break down the process into three main components:


  • Tree Health Assessment: This involves checking for signs of disease, decay, or pest infestation. For example, I look for dead branches, fungal growth, or cavities in the trunk.

  • Structural Evaluation: Here, I examine the tree’s physical structure. Are there cracks, weak branch unions, or root damage? These can all increase the risk of failure.

  • Site Conditions: The environment around the tree matters too. Soil quality, slope, and nearby structures can influence a tree’s stability.


I am qualified to use the ISA Tree Risk Assessment Qualification (TRAQ) method. It provides a clear framework to evaluate the likelihood of failure, the potential targets, and the consequences of a tree part or whole tree failure. This method helps me prioritize which trees need immediate attention and which can be monitored over time.


Eye-level view of a healthy tree trunk with visible bark texture
Eye-level view of a healthy tree trunk with visible bark texture

By applying these methods, I can make informed decisions about tree care, such as monitoring, pruning, bracing, or removal. It’s not just about safety; it’s about preserving the natural beauty and benefits trees provide while helping you sleep tight at night.


Why Tree Risk Evaluations Are Essential


You might wonder, “Is it really necessary to evaluate tree risks regularly?” From my experience, the answer is a resounding yes. Trees are living organisms that change over time. What was safe last year might not be safe today. Here are some reasons why I believe tree risk evaluations are essential:


  • Prevent Property Damage: Falling branches or entire trees can cause costly damage to buildings, vehicles, and other property.

  • Protect People: Safety of you and your property is the top priority.

  • Comply with Regulations: Many local governments require property owners to maintain safe trees, especially in residential and commercial areas and these can change unannounced over time.

  • Preserve Tree Health: Early detection of problems allows for treatments that can save a tree rather than removing it unnecessarily.


If you’re unsure where to start, searching for a tree risk assessment near me can connect you with qualified professionals who understand local conditions and regulations.


Is Hiring an Arborist Worth It?


I get asked this question a lot. Hiring a certified arborist might seem like an extra expense, but in my opinion, it’s an investment in safety and peace of mind. Here’s why:


  • Expertise: Arborists have specialized training to identify subtle signs of tree problems that most people miss.

  • Accurate Risk Assessment: They use proven methods and tools to evaluate tree stability and health.

  • Tailored Recommendations: An arborist can suggest the best course of action, whether it’s pruning, treatment, or removal.

  • Liability Protection: Having a professional assessment can protect you legally if a tree-related accident occurs.


If you want to ensure your trees are safe and healthy, I recommend consulting a certified arborist and consider hiring one not affiliated with a tree removal company. They bring knowledge and experience that can make all the difference.


Practical Steps to Manage Tree Risks


After understanding the risks and evaluation methods, the next step is action. Here are some practical steps I follow and recommend to manage tree risks effectively:


  1. Schedule Regular Inspections

    Trees should be inspected at least once a year, especially after storms or extreme weather events.


  2. Document Tree Conditions

    Keep records of inspections, treatments, and any changes in tree health. This helps track progress and identify trends.


  3. Prune Properly

    Remove dead or weak branches to reduce the chance of failure. Avoid excessive pruning, which can harm the tree.


  4. Address Soil and Root Health

    Avoid compacting soil around trees and protect roots from construction damage.


  5. Remove Hazardous Trees

    If a tree poses a significant risk and cannot be saved, removal is the safest option.


  6. Communicate with Neighbors and Authorities

    If your trees border other properties or public spaces, keep everyone informed about your risk management plans.


By following these steps, I’ve seen many property owners maintain safe, thriving trees that enhance their surroundings without posing hazards.


Looking Ahead: Keeping Trees Safe and Thriving


Trees are valuable assets that require ongoing care and attention. Through consistent tree risk evaluation methods, we can protect our properties and communities from unexpected dangers. Remember, safety doesn’t happen by chance - it happens by choice.


If you’re ready to take the next step, consider reaching out for a professional tree risk assessment. With expert guidance, you can enjoy the benefits of healthy trees while minimizing risks.


Taking care of trees is a journey, not a one-time task. Stay proactive, stay informed, and your trees will reward you with years of beauty and shade. After all, isn’t that what we all want from the trees around us?

 
 
 

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Consulting and Climbing ISA Certified Arborist for Edmonds, Woodway, Lynnwood, Bainbridge Island, Mukilteo and more locations in Snohomish and King Counties.

©2026 BY KATY BIGELOW, ISA CERTIFIED CONSULTING ARBORIST

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