Some of the reasons you should consider directional drilling:
River crossings, road crossings, wetlands, restoration savings, tight easements, rough terrain, and saves landscaping.

Directional boring is used in many different situations to avoid ground, tree, roads, driveways, and landscaping disturbances.
By setting up a directional bore, you can reach depths in the earth that cannot be reached with trenching machines and you can maintain stability to the area in which a line or utility is to be placed. Directional boring is a safe alternative to open trenching.