LEADERS IN DIRECTIONAL BORING TRENCHING

Directional drilling rig pricelist

Directional drilling rig pricelist

Directional boring costs $10 to $30 per linear foot or $1,000 to $9,000 total on average. Underground directional boring or horizontal directional drilling prices depend on the location and ground conditions. [pdf]

Large tunnel boring machine

Large tunnel boring machine

The name Bertha, after Seattle's first female mayor, , was chosen by a panel (that included the Governor and Transportation Secretary) from 150 submissions from kindergarten through 12th graders, who were asked to submit female names with Washington state heritage. The winning entry, which was submitted by two elementary schools in and , was selected in December 2012. [pdf]

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