336-431-5852
aceavant@aceavant.com
5358 Poole Rd, Archdale, NC 27263
336-431-5852
aceavant@aceavant.com
5358 Poole Rd, Archdale, NC 27263
Tree protection fencing, root zone protection, and tree preservation services for construction sites across North Carolina
Tree protection fencing goes in before equipment moves, not after the first grading pass has already compacted the root zone.
Many North Carolina municipalities require tree protection plans and inspections as a condition of the land disturbance permit.
Barriers keep equipment, material stockpiles, and vehicle traffic out of the root zone where compaction damage is most severe.
Tree wrap protection on trunks adjacent to equipment corridors prevents bark damage and scarring from equipment contact.
Where grading raises or lowers the surrounding soil level, we install tree wells and retaining features to maintain original grade within the root zone.
Tree protection is installed and confirmed before clearing and grubbing crews begin work adjacent to preservation areas.
Existing trees left in place on slopes provide root structure and canopy cover that reduces erosion on areas outside the active construction zone.
Tree protection handled alongside silt fence, sediment basins, stabilization, and diversion ditches by the same team.
Trees that are designated for preservation on a construction site face damage from multiple directions simultaneously. Grading changes the soil level around the root zone. Equipment compacts the soil, reducing the oxygen and water available to roots. Clearing operations remove surrounding vegetation that the preserved tree has grown alongside. Material storage and vehicle traffic in the root zone add compaction load on top of what equipment already causes. A tree can absorb some of this stress and survive, but most trees that die from construction damage do not die immediately. They decline over one to three years after the project is complete, by which time the connection to construction activity is less obvious but the damage was done on day one when the root zone was first compacted.
Tree protection during construction is about preventing that damage before it happens, not treating it after the fact.
A tree protection fence is a barrier installed around the perimeter of a tree’s root zone to keep construction equipment, vehicles, and material storage out of the area where root damage is most likely to occur. On construction sites, orange safety fencing on metal stakes is the standard minimum installation for tree protection. For trees with higher preservation priority, more substantial barriers including wood post and rail fencing or chain link panels are used to provide a more visible and durable boundary that is less likely to be displaced by equipment operating nearby.
The fence is installed at or beyond the tree’s drip line, which is the outermost edge of the canopy and the approximate outer boundary of the root zone. Keeping equipment outside the drip line protects the feeder roots that are most critical to the tree’s survival and most easily damaged by soil compaction.
Tree protection fencing needs to be in the ground before any construction activity begins in the vicinity of preserved trees. A fence installed after the first grading pass has already compacted the root zone provides a boundary for the rest of the project but cannot undo the damage that has already occurred. We install tree protection fencing as one of the first operations on a new project, coordinating installation with the erosion control plan and the site clearing sequence so preserved trees are enclosed before equipment moves into adjacent areas.
Fence location is determined by the tree protection plan and the site conditions. On constrained sites where the full drip line cannot be protected due to the proximity of construction activity, we work with the project engineer or arborist to establish the smallest protective radius that gives the tree a viable chance of survival, and we apply additional root zone protection measures within that radius to offset the reduced fence setback.
The root zone is where most construction damage to trees occurs, and it extends well beyond what is visible at the trunk. Feeder roots that absorb water and nutrients are concentrated in the top twelve inches of soil and spread to the drip line and beyond. Soil compaction in this zone from equipment traffic, material storage, or vehicle parking reduces the pore space that roots depend on for oxygen and water infiltration. Even a single pass by heavy equipment over the root zone can cause compaction levels that stress the tree for years after the project is complete.
We protect root zones by installing fencing at the drip line before any equipment accesses the area, and by applying wood chip buffers or gravel pad protection over root zones in locations where some limited access cannot be avoided. Wood chips distribute the load of foot traffic and light equipment across a larger soil surface area, reducing the compaction pressure on the roots below.
Trees adjacent to equipment corridors and active construction areas are at risk of bark damage from equipment contact. Bark damage on a tree trunk is not cosmetic. The cambium layer just beneath the bark is the living tissue that transports water and nutrients between the roots and canopy. Damage to the cambium from equipment impact, scraping, or rope abrasion interrupts that transport system and can girdle the tree if the damage extends around a significant portion of the trunk circumference.
Tree wrap protection on construction sites uses burlap wrapping, commercial tree wrap material, or wooden planks strapped around the trunk to absorb contact and protect the bark from equipment operating nearby. We install trunk protection on trees adjacent to equipment travel routes and active work areas where contact is a realistic risk, and we inspect wrapping periodically to confirm it is in place and has not shifted or abraded the bark beneath it.
Grade changes are one of the most damaging aspects of construction for preserved trees, and one of the least visible until the damage is done. Raising the surrounding grade by adding fill soil over the root zone buries feeder roots under a layer of material that blocks oxygen infiltration and suffocates them over time. Lowering the surrounding grade by cutting removes root mass and exposes roots that were previously protected by soil cover.
Where grading must raise the surrounding grade near a preserved tree, we install tree wells that maintain the original soil level within the root zone while the surrounding area is filled to the new grade. Where grading lowers the surrounding grade, we establish the cut limit at a distance from the trunk that preserves enough root mass for the tree to survive, and we clean cut the roots at the disturbance limit rather than tearing them during grading.
When construction limits require grading or excavation within the root zone of a preserved tree, root pruning before grading begins significantly reduces the damage compared to allowing grading equipment to tear roots at an irregular depth and angle. Clean root pruning cuts roots at the disturbance limit using a trencher or root saw, leaving a clean wound that the tree can compartmentalize and seal. Torn roots from grading equipment leave ragged wounds that are slower to close and more susceptible to decay entry. We coordinate root pruning with the clearing and grading sequence so it is performed before equipment reaches the pruning line.
Preserved trees on a construction site are an erosion control asset as well as a preservation requirement. Existing trees on slopes provide root structure that holds soil in place, canopy cover that intercepts rainfall and reduces its impact energy on the soil surface, and leaf litter that builds organic matter and improves soil structure over time. A preserved tree buffer along a stream or slope edge provides erosion protection that no installed measure can fully replicate. Protecting trees during construction means those erosion control benefits are still in place when the project is complete and the installed measures are removed.
Many North Carolina municipalities require a tree protection plan as part of the land disturbance permit application, specifying which trees must be preserved, the required protection measures, and the inspection process during construction. Requirements vary by jurisdiction and by tree size, species, and location on the site. We install tree protection to the standards required by the applicable local ordinance and the project permit, and we document installation for the inspections that occur during the construction period.
Tree protection fencing that is knocked over, pushed in by equipment, or moved to allow temporary access and never replaced provides no protection for the rest of the project. We inspect tree protection fencing as part of our ongoing erosion control maintenance program, resetting displaced fence, repairing damaged sections, and documenting fence condition for the project record. When a fence section needs to be temporarily moved for legitimate construction access, we coordinate the relocation and reinstall the fence before the next construction activity in that area.
Trees designated for preservation on a construction site are protected because construction activity including grading, equipment traffic, and material storage causes root zone compaction, grade changes, and trunk damage that kills trees slowly after the project is complete. Local ordinances and land disturbance permits often require specific protection measures as a condition of approval.
Tree protection fencing is installed at or beyond the drip line of the preserved tree, which approximates the outer boundary of the root zone. On constrained sites where the full drip line cannot be protected, the fence is placed as far from the trunk as site conditions allow and additional root zone protection measures are applied within the reduced radius.
The drip line is the outermost edge of a tree’s canopy, directly below which water drips from the leaves during rain. It approximates the outer boundary of the root zone, where feeder roots are concentrated. Keeping equipment and traffic outside the drip line protects the roots most critical to the tree’s survival.
Trees can recover from limited construction impact, but significant root zone compaction, grade changes, or trunk damage often results in slow decline that is not apparent until one to three years after the project is complete. Prevention is significantly more effective than treatment after damage has occurred.
Tree wrap protection uses burlap, commercial wrap material, or wooden planks strapped around the trunk of trees adjacent to equipment corridors to absorb contact and protect the bark from damage by construction equipment operating nearby.
Yes. We install tree protection fencing before clearing and grading begins in areas adjacent to preserved trees, and we coordinate with the site superintendent and grading crews throughout the project to maintain protection as construction activities move through different site areas.
Tree protection fencing remains in place through the full construction period until the site is complete and the risk of equipment or material storage impacting preserved trees has passed. Removal is coordinated with the project closeout sequence.