Patent ID: 6935439

Claim:
In a drilling system for performing underground boring including a drill rig and a boring tool which is configured for moving through the ground under control of the drill rig to form an underground bore said boring tool including locating signal transmitter which transmits a locating signal for locating an underground position of the boring tool, a monitoring arrangement comprising: a detection arrangement at said drill rig for monitoring at least one operations parameter to produce a data signal relating to at least one of a utility to be installed in the underground bore, the drill rig and the boring tool; a portable device configured for movement by an operator and for receiving the data signal relating to the operational parameter for use by the portable device and said portable device including a locating section for receiving the locating signal, transmitted directly from the boring tool, for use in identifying the underground position of the boring tool; and a communication arrangement for transferring the data signal from the drill rig to the portable device.