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Volume I, Issue 8 - May 2009 |
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A publication from Gregg Drilling
& Testing,
Inc. | | |
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...to the
eighth issue of "The Gregg Geo
News". The Geo News is being
published to provide current information on the services we
offer, equipment & technologies utilized and project
experience. More...
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To view previous
issues of
visit our Newsletter
Archives
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Robertson's
Remarks |
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Estimating Soil
Permeability from the CPT - |
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by: Dr. Peter K.
Robertson |
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Lunne et al (1997) suggested
an approximate method to estimate soil
permeability (hydraulic conductivity) from the CPT
via the Soil Behavior Type (SBT) chart using
non-normalized cone resistance and friction
ratio. Read
on...
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New @ Gregg
Drilling |
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Southern California CPT
Summer Pricing Package |
| Gregg Drilling
& Testing, Inc. introduces summer pricing
packages for CPT projects. Additional
Details... |
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- Seabed CPT: Shallow Sea Trials
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- T-Railer: Self Propelled Railroad
Platform -
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In the last few years, we have significantly increased
our off-shore capabilities in deep water. With the introduction of a
specially designed full size Seabed CPT unit, Gregg can now offer
standard Cone Penetration Testing (CPT) with a 15cm2 cone
in up to 10,000 ft of water. More... |
Gregg Drilling is
introducing the T-Railer, a solution to site investigations in areas
only accessible by rail. This unique solution to difficult access
rail sites is an economical and efficient way to move equipment and
materials to the site or operate directly on the tracks. Read
more...
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