Membrane Interface Probe (MiHPT)

Membrane Interface Probe (MiHPT)

Gregg deploys an MiHPT tool which is a combination of the MIP probe and the hydraulic profiling tool. It can be partnered with the CPT to provide real-time “smart” characterization for a variety of subsurface contaminants including chlorinated solvents and petroleum...
CME45 Skid Mounted Drill

CME45 Skid Mounted Drill

Gregg Drilling operates a CME45 skid mounted drill rig that can be mounted on any number of platforms. Commonly used on smaller barges, the CME45 is both light-weight and highly capable of drilling and pushing Cone Penetration Tests. Features: Small footprint ideal...
Barges & Near-shore Equipment

Barges & Near-shore Equipment

Over the past 20-years, Gregg has conducted a wide variety of near-shore and marine drilling and testing projects. In addition to Gregg’s boat the R/V Quin Delta, Gregg has used marine barges, sectional barges, modular jack-up barges, and lift boats. Overwater...

Heliportable Equipment

Gregg Drilling offers unique solutions for difficult access areas, saving time and money by eliminating the need for access roads. Our heliportable drill rig splits into seven parts, each weighing less than 1500lbs. It is equipped with a steel caterpillar track system...
Amphibian Platform

Amphibian Platform

Gregg’s amphibious platform is a useful tool for difficult access sites such as marshes, sediment ponds, tailing impoundments, and inter-tidal zones. The amphibious platform can be outfitted with drilling, CPT and environmental sampling tools depending on the specific...