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Directional drilling is used to install conduits under obstacles such as roads, buildings, and wetlands. As conduits such as water, sewer, fiber, electric, and gas can be installed under very busy intersections without disruption of traffic.

OSHA defines an excavation as any man-made cut, cavity, trench, or depression in the Earth's surface formed by earth removal. A trench is defined as a narrow excavation (in relation to its length) made below the surface of the ground.

A duct bank is an underground reinforced concrete or metal container used for laying utility lines such as electric and telecommunication cables. The cables themselves are enclosed in PVC to prevent them from coming in contact with each other, and at least two different types of conduits are arranged side by side.

What is the difference between hand hole and manhole? Image result for Manhole and Hand Hole Installation What is considered a handhole? Simply a structure not tall enough on the inside to stand upright. A manhole is one with 6′ of headroom or more, so a person can service conduit or equipment inside, while standing. Our precast concrete standard structures are quite versatile.

They are both made with stone and sand. The primary difference involves their adhesive materials. Asphalt is petroleum-based while concrete is made of cement. This simple variance leads to a variety of differences between the materials