protection of tree trunks on a construction site. the trees in the alley must not be damaged and the bark can easily be torn down

alley asphalt bark befo board box cambium can cattle collision construction cover cow crash damage damaged deer dendrology down easily excavator fence fencing fragile frame grass guard help landscape lawn machinery must not outdoor panelling park pile plank prevent prevention protect protection renovation site spring start stem street torn tree trees trunk trunks winter work worker workers