Onshore (up to 200m)
Near-shore (up to 200m)
High Resolution Onshore Geophysics
High Resolution Marine Geophysics
The Geoexplorer is a 4-point moorage vessel, Capable of performing geotechnical and geophysical studies at 200 meters deep.
The vessel was reformed in 2014, where perforation and sampling equipment were installed, making the Geoexplorer a very effective, liable and low cost operating system.
350-meter perforation in combined depth wells
Downhole sampling (Cone Penetration test/ CPT)
Ocean bed CPT
Piston sample extraction
Vibro sample extraction
design allows a low cost, efficient, and fast transport 20m Maximum depths, 140m2 deck space, 50-ton maximum deck load.
Services: SPT, CPT, Sampling, Pile driving, Dredging
JACK UP LA GARZA
Monohull, Self-propelled, 17 berths, 24m max. Depth of water., 19m 2 of deck space., 50 Ton max. Cover charge.
Has the maximum thrust capacity of 40 kN, designed to perform ground tests from the seabed to depths of approx. Of 150 meters of water and survey of up to 10 meters of ground.
CPT on Mercedes Benz truck
BOART LONGYEAR LX6
Drilling machine Boart Longyear LX6 crawler.
MARCO – CPTU
It is a versatile unit to realize CPTU, is constituted by removable mounting supports that allow to be placed in any base, from a steel skid on platform for works in earth or a platform Jack-up. Its maximum thrust capacity is 200 kN and 260 kN of traction.
CONE PENETRATION ENSAY (CPTU)
Designed for testing on down-hole soil to depths of 200 meters (water + depth of drilling)
GMC / BOART LONGYEAR BK-66 TRUCK
Truck GMC with Drilling Machine Boart Longyear BK-66
SIMCO – 7000
Peterbilt truck with drilling rig SIMCO – 7000
Electrical Resistivity equipment
Vertical electrical soundings (VES), 2D and 3D electrical tomography for soil electrical characterization and grounding and corrosion protection systems
Side Scan Sonar (Towfish)
Acoustic characterization of the seafloor (materials, textures, contrasts distribution) and obstructions, debris and objects detection on it through images.
TRIAXIAL TESTING (CU, CD):
ASTM D2850 Standard Test Method for Unconsolidated-Undrained Triaxial Compression Test on Cohesive Soils
ASTM D4767 Standard Test Method for Consolidated Undrained Triaxial Compression Test for Cohesive Soils.
ASTM D7181 Method for Consolidated Drained Triaxial Compression Test for Soils.
Maximum consolidation effort: 2.000 KPa.
Maximum compression effort: 22.000 KPa.
UNDRAINED AND UNCONSOLIDATED TRIAXIAL TEST (UUC)
ASTM D2850 Standard Test Method for Unconsolidated-Undrained Triaxial Compression Test on Cohesive Soils.
Maximum compression effort: 3.500 KPa
DIRECT SIMPLE SHEER TEST (DSS)
Automatized testing equipment to obtain the sheer resistance without draining the soil. Following the specifications dictated by the ASTM D6528 Standard Test Method for Consolidated Undrained Direct Simple Shear Testing of Cohesive Soils.
Maximum consolidation effort: 4.500 KPa
Maximum sheer effort: 2.200 KPa.
Automatized testing equipment for cutting, though a consolidation phase followed by a cutting phase. Under the dictated specifications: ASTM D3080 Standard Test Method for Direct Shear Test of Soils Under Consolidated Drained Conditions.
Maximum consolidation effort: 2.750 KPa
Maximum sheer effort: 650 KPa.
P and S waves seismic refraction, Vp and Vs acquisition for soil seismic characterization
GEOGRAPHIC POSITIONING SYSTEM
High precision positioning on ground with differential satellite and/or RTK correction
High resolution multibeam bathymetry, 2D and 3D seafloor morphology characterization.
Underwater acoustic positioning of equipment and other different targets