Tree trenches are often modular systems connected hydrologically through sub-surface stormwater distribution and drainage pipes. Road runoff may be directed to the trench via curb cuts or depressed drains located at tree openings.
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Tree trenches are continuous, linear urban tree planting systems, often located behind the curb within the road right-of-way and feature sidewalk pavement and tree openings on top. Trench sections are connected hydrologically through sub-surface stormwater distribution and drainage pipes.