Engineering firm urges spraying, mapping and targeted tree removal for Dallas County drainage ditches

Jun 23, 2026

Agravia told the Dallas County Board of Supervisors it found 14 open-ditch drainage districts totaling about 35 miles, recommended a three‑year tree-only spraying rotation to prevent damage, proposed a $20,000 GIS digitizing project, and flagged a handful of districts for prioritized tree removal.

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Tyler Buan of Agravia told the Dallas County Board of Supervisors on June 23 that an inventory of the county’s open drainage ditches found 14 districts totaling roughly 35 miles, with trees, shrubs and root intrusion creating maintenance and erosion risks.

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