WINDOWLESS SAMPLING

DPD specialise in dynamic soil sampling, diamond coring and offer the following services:

All rigs and equipment are under 2 years old and are upgraded regularly
Windowless sampling (soil samples are recovered in plastic liners) up to 10 metres depth can be done by using a tracked Archway heavy duty competitor.
Dynamic probing as deep as 20 metres to BS1377:1990
Water/gas well installations for on going monitoring.
SPT’S (Soil penetration testing using open drive shoe) & SPT(C) (Solid Cone) for gravels and sand.
Hand Held sampling for low head room or confined areas where the tracked rig does not have enough room to be used. Using a hydraulic hammer to drive the sample tubes into the strata.
Hand dug trial pits to expose footings, utilities, etc.
Concrete coring off the rig for drilling on hard standing.
Stand alone diamond coring unit (electric powered) for holes up to 350mm diameters and to a depth of 1.5 metres.
SVS Surveys (soil vapour surveys) to determine gas presence before drilling on Petroleum service stations etc.

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