Thuja 'Smaragd' Near Gas Lines: Fibrous Roots Pose No Threat

Thuja occidentalis ‘Smaragd’ (3‑4 ft wide) planted 3 ft from gas line. Roots are fibrous, non‑woody, won’t lift pipes. Gas lines are sealed. Only issue: mature branches may reach driveway; plant 3 ft from drive and prune if needed.