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Geoservices |
CROSCO’s multidisciplinary approach to geosciences allows the company to provide services including hydrogeology, geothermal and geophysical drilling and geotechnical services. Knowledge and experience from geotechnical engineering, geology, hydrology, hydrogeology and geophysics are combined with the company’s broad based engineering and environmental experience.
Services are provided with 60 drilling, service and seismic units.Clients for CROSCO’s geoservice include multinational and independent operators as well as government agencies.
These services have been a part of CROSCO’s family since 1952, within INA-Naftaplin. Hydrogeological services : - drilling, completion and testing of geothermal, technical and both potable and industrial water wells. - water well servicing and cleaning - water well revitalization and stimulation Geotechnical and geomechanical services: - foundation works including driven and drilled piles, diaphragm walls and anchors - onshore drilling, coring and sampling for civil engineering works - offshore surveys - geotechnical investigations and geophysical surveys - laboratory testing Geophysical drilling services: - drilling wells for seismic measurements and explosive setting - drilling wells for various ground analyses
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Geotechnical units
| Rig name | Short rig description |
Max depth (m) |
Min/Max diam (mm) |
Width of trench (mm) |
Length of trench (mm) |
| CASAGRANDE B-220 | Pilling Rig | 40 | 800/1500 | 3000 | 15004 |
| CASAGRANDE C-40 | Pilling Rig | 40 | 800/1500 | 2900 | 18000 |
| CASAGRANDE C-50 | Diaphragm wall equipment | 40 | 600/1000 | 3260/4300 | 6675 |
| LINK BELT I | Pilling Rig | 35/50 | 600/1500 | 2440 | 4570 |
| LINK BELT II | Diaphragm wall equipment/Pilling Rig | 35/50 | 600/1500 | 2440 | 4570 |
| CASAGRANDE M-9 | Hydraulic Crowler Anchoring Drilling Rig |
250 | 64/420 | 2250 | 8690 |
| HUTTE | Anchoring Drilling Rig | 150 | 64/406 | 2300 | 8700 |
| HAUSSER HBM 12K/HYSO | Anchoring Drilling Rig | 70-300 | 64/200 | 1800 | 4100 |
| HAUSSER HBM 12K/HY | Anchoring Drilling Rig | 70-300 | 64/200 | 2600 | 5300 |
| WIRTH B0 | Drilling Rig | 80 | 64/160 | 2300 | 4530 |
| PAGANI TG 63-200 | CPT Unit | 40 | - | 1120 | 2300 |
| ACKER MARK IV | Drilling Rig | 200 | 64/430 | 2440 | 9100 |
| JANEZ J 600 | Drilling Rig | 400 | 64/146 | 1200 | 2420 |
| DIAMANT BOART DB 1200 | Drilling Rig | 800 | 64/160 | 1400 | 2680 |
Hydo and Seismic units
| Rig name | Short rig description | Max depth (m) | Min/Max diam (mm) |
Width (mm) | Length (mm) |
| NATIONAL II | Drilling/Service Rig | 1500 |
193.68/457.2
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2850 | 17900 |
| SOILMEC G-25 | Drilling Rig | 400 |
127/444.5
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2550 | 11856 |
| SOILMEC G-20 | Drilling Rig | 300 |
444.5/914.4
|
2500 | 10260 |
| SOILMEC G-15 | Drilling Rig | 250 |
127/444.5
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2500 | 11180 |
| CARDWELL-15 | Drilling/Service Rig | 1500 |
193.68/457.2
|
2560 | 18000 |
| NORDMEYER | Drilling Rig | 250 |
127/444.5
|
2400 | 8700 |
| FAILING | Drilling Rig | 60 |
88.9/101.6
|
2300 | 6550 |
| CANTERA 312 S (BUGGY) | Drilling Rig | 60 | 88,9 | 2700 | 9070 |
| CANTERA | Drilling Rig | 20 | 88,9 | 3000 | 3000 |
| LUMESA | Portable Drilling Unit | 20 | 88,9 | 2000 | 2000 |
| VOYAGER | Portable Drilling Unit | 15 | 88,9 | 2000 | 2000 |
| IRI | Service Rig | - | - | 2500 | 11500 |
| KRAZ 6 | Service Rig | - | - | 2650 | 12460 |
Clients
(c) 2011 Crosco-Delemas Amira Drilling Nigeria Limited.