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Doing business since 1962, Tri-Valley Drilling Service has over 40 years of experience and knowledge. Built on hard work, dedication, and a firm belief in customer satisfaction, we continually strive to provide the very best service to every customer.
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We Specialize In:
- Soil and Geological Investigation Test Borings
- Downhole Logging
- Caissons
- De-Watering Wells
- Seepage Pits
We Drill
- Depths to 200'
- Holes 18" to 96"
Contact Information
Tri-Valley Drilling Service
Ventura, CA 93001
805-643-3144
805-643-1801
info@trivalleydrilling.com
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State License #672005 C57
Ventura, CA 93001
805-643-3144
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VISITORS
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