“With the severe downward angles, it was essential to level off at exactly the correct point and then start up the opposite slope at exactly the right spot to hit the projected exit point.
Geophysical information was carefully gathered and inputted in the TMS Plus system.“Planning each bore was critical,” said Apex President Michael Lachner. Terrain MapperApex Directional Drilling completed six bores to install duct for fiber optic cable with bore paths going up and down steep, heavily-wooded mountainsides and crossed canyons, some containing streams and lakes (a report on the project was published in the May 2011 issue of Underground Construction).
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