E4sciences Health And Safety Services Available In Australasia
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based in USA
Dredging — Determine top of rock, rock diggability & contaminated ...
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based in USA
Navigation — Map obstructions with sonar, seismic & electromagnetic ...
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based in USA
Side-scan sonar — Image bottom reflectivity with 300 to 600kHz side-scan sonar. Side-scan orthosonographs — Produce paired aerial-photograph-like images of bottom. High-definition sub-bottom profiling — Acquire, process & interpret 1-24kHz depth-migrated images of strata below mudline. Multichannel seismic-reflection imaging — Acquire, process & interpret 100 to ...
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based in USA
Contaminated sediments — Map the thickness & lateral extent of black silt. MGP plants — Map soils, sediments, & waterways with sonar, seismic, & electromagnetic surveys. Heavy oil — Locate & map the deposits of heavy oil in soils & sediment in & near waterways. Oil spills — Measure the distribution of heavy oil at the bottom of a river or estuary. ...
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based in USA
Scour — Determine the erosion of channel around the base of an abutment. Air gap — Measure & monitor the clearance of the bridge span above the water ...
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based in USA
Standard penetration tests (SPT) — Land & marine borings drilled & described. Rock core — Land & marine borings drilled & described. Gravity cores, vibracores & push cores — Obtain & describe. Cone penetrometer (CPT) — Determine strata & touch ...
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based in USA
Navigation clearance — Conduct surveys to find obstructions & clear channels. Accident reconstruction — Sonar & electromagnetic surveys to locate & map debris from an explosion or allision. Search & mapping — Locate & map critical objects from an accident. Insurance investigation — Locate & map automobiles & objects. Shipwrecks — Locate ...
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based in USA
Seismic monitoring — Monitor earthquakes, volcanic vents & fissures, hydraulic fracturing. Blast vibrations — Monitor ground vibrations for rock blasting, traffic, earthquakes & landslides. Displacements — Monitor the displacements & accelerations on a bridge, tunnel, or ...
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