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Geotechnics

It is a research activity of the physical and mechanical properties of soil and rocks below the surface.

The properties obtained are used to make designs in future constructions and engineering works. One of the geotechnical research activities is based on drilling into soils and rocks, in situ testing and obtaining altered and unaltered samples. These samples are sent to laboratories to define their Classification and engineering properties, values ​​that are used for the design of engineering works.

STP tests

(Standard penetration test)

The SPT test consists of introducing a standardized split sampler into the field.

Hitting with a 150-pound hammer and a drop height of 30 inches, the number of blows necessary to introduce a length of 45 cm in 3 sections of 15 cm is counted and, according to these results, the soil resistance parameters can be defined.

 

WHAT DOES OUR GEOTECHNICAL
DRILLING
SERVICE CONSIST OF?

Percussion probes

Withs
soil sampling.

Drilling
with system

Wash Boring.

Service

Geotechnical
monitoring.

Rehearsals and recovery

For special samples with SPT, LPT, Shelby, Pitcher and double and triple tube sampler.

Dry drilling

In tailings dam area

Service

Installation
of Anchors.

Permeability tests

Lugeon and Lefranc type. Airlift tests.

Monitoring and Instrumentation

Of Inclinometers and Extensometers.

Drainage perforations

Included installation of drains.

Permeability test

lugeon type

These tests are carried out on rock by introducing a pneumatic plug, which remains below the drill bit.

Delimiting the test section, which
is normally 5 meters. To then inject water with the
pump and measure the consumption flows at a
certain pressure.