A generally horizontal hole produced underground primarily for the purpose of installing utility services.


The dislodging or displacement of spoil by a rotating auger or drill string to produce an underground hole called a bore.

Colorado Horizontal Boring:

An underground construction company that uses horizontal directional drilling (HDD), auger boring and tunneling methods to install municipal, commercial and residential utility pipe for the electric, telecommunications, oil and gas, sewer, water and irrigation industries.