Horizontal Directional Drilling (HDD) is a trenchless method of installing underground pipelines, cables, or conduits in a curved or horizontal manner. It involves the use of a drilling rig, which drills a borehole underground at an angle, and then the drilling assembly is steered to achieve the desired horizontal direction. This method is commonly used to avoid surface disturbances, obstacles, or environmentally sensitive areas. Once the borehole is drilled, the pipeline or conduit is pulled th