Gregory Drilling
Commercial, Industrial and Residential Drilling
Gregory DrillingGregory Drilling

Environmental and Geotechnical Drilling Services

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Ensure Your Drilling Jobs Run Smoothly
When you are managing a large construction project it is important that your environmental and geotechnical drilling team gets the job done on schedule. Breakdowns, the wrong equipment or inexperienced drillers can delay your project and lead to unnecessary expenses. The Gregory Drilling team has a reputation for delivering as promised, even in challenging circumstances. Based on our competitive bidding and reputation for excellent performance we were selected for the geotechnical drilling, soil investigating and installation of monitoring wells for numerous high profile projects in the Pacific Northwest.

When it comes to your environmental and geotechnical drilling jobs select a team that will help your project run smoothly.Contact the Gregory Drilling team today and put your project in capable hands.

Put Reliable Equipment and Experience
to Work On Your Jobs

Your environmental and geotechnical drilling needs demand the best tools and team. With Gregory Drilling, you get reliable equipment, capabilities and experience working for you.

Experience Your Drilling Jobs Will Benefit From
Everett I-5 HOV Expansion (2005-06): eight-month job included drilling and installing monitoring wells; soil investigating; and night, road, truck and track work
Transalta Coal Mine (2005): used Foremost DR-12 dual rotary rig to drill 12 monitoring wells/sites 600 - 700 feet deep
Brightwater Wastewater Treatment Facility (2004): during seven-month job completed 500+ cores, including coring overburden and PQ coring using several rigs depending on the depth of location
Bremerton Naval Base (2000): new pier at the Naval Base involved over-the-water drilling of 15 holes of 175 feet each using casing advancer drilling. Crews worked 24 hours a day and finished two weeks ahead of schedule!

Equipment and Capabilities
Your Drilling Job Will Benefit From
 
Equipment
  CME 75, truck mounted drilling rig
  CME 85, truck mounted drilling rig
  CME 850, track mounted drilling rig
  CME 850x, track mounted drilling rig
Foremost DR-12 truck mounted dual rotary drilling rig
  Geo-Loop grouter (2)
  Portadrill 524
  Several support vehicles for removing cuttings, hauling water, and hauling supplies to and from drill sites
 
Capabilities
  140/300 lb auto hammers
  Air rotary drilling
  Casing advancer HQ & HWT
  Concrete coring
  Core drilling HQ and PQ
  Hollow stem auger - 3 ¼" to 12 ¼"
  Installing monitoring wells
  Open hole mud rotary drilling
  Setting slope inclinometers
  SPT and Dames & Moore

I-5 HOV Expansion geotechnical 
drilling for overpass
I-5 HOV Expansion geotechnical
drilling for overpass

Installation of cathodic protection, 
Hanford Nuclear Facility
Installation of cathodic protection,
Hanford Nuclear Facility

geotechnical drilling for slope stability
Installed inclinometers
to measure slope stability

Loading drilling rig onto barge for over-the-water geotechnical drilling
Loading drilling rig onto barge for
over-the-water geotechnical drilling

Transporting track mounted drilling rig
Transporting track mounted drilling rig

Drilling for environmental soil samples
Drilling for environmental soil samples

Send mail
 
CONTACT
Gregory Drilling
17609 NE 70th Street
Redmond, WA, 98052
425-869-2372
info@gregorydrilling.com
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