| CPC G01V 1/162 (2013.01) [G01N 29/0654 (2013.01); G01V 1/18 (2013.01); G01V 3/12 (2013.01)] | 17 Claims |

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1. A system comprising:
a tunneling device comprising a body assembly comprising a plurality of separate sections and configured to move through an interior cavity of a tunnel;
a distributed communication and sensing system comprising:
at least a first beacon and a second beacon coupled to the separate sections of the body assembly at spaced apart locations;
at least a third beacon and a fourth beacon positioned outside of the tunnel at distinct locations, and wherein the first beacon, second beacon, third beacon and fourth beacon are communicatively coupled to each other; and
a controller operatively coupled to the tunneling device and to the beacons of the distributed communication and sensing system, the controller configured to:
compare a first signal transmitted by at least one of the first beacon and the second beacon to a second signal transmitted by at least one of the third beacon and the fourth beacon;
determine an environmental characteristic of the tunnel based on the first signal and the second signal; and
determine an operating parameter for said tunneling device based on the environmental characteristic.
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