Hensel Geosciences

Dr. Hans-Dieter Hensel

Investigative stone specialist, stone scientist and geo-scientific consultant

Services to the construction industry

Prior to construction

• Provide advice on stone intended/selected for particular application(s)
• Organize and/or conduct specific tests to characterize stone; interpret all results
• Suggest possible alternatives/substitutes of higher quality or better performance
• Undertake investigations on the suitability/durability of selected or proposed stone
• Confirm availability and organize procurement of stone if required
• Evaluate quarries, quarry operations and stone processing facilities to ensure timely supply
• Eliminate possiblity of substitution prior to shipment; inspect slabs and supervise loading if required
• Prepare meaningful specification and tender documents for proposed stone
• Review tenders and tenderers to ensure conformity

During construction

• Institute quality control procedures
• Perform random quality control inspections on stone procured from overseas or domestically
• Train personnel to conduct in-house quality control procedures
• Undertake random testing as necessary

After contruction

• Provide quality control procedures
• Investigate problems related to stone quality, installation procedures and unforseen factors; suggest rectification of any problems

Additional services

• Petrographic analyses
• X-ray diffraction analyses
• Slip tests
• Stain tests
• Expert witness in litigation involving geo-scientific matters
• Establish new or recommence old quarry operations for specific stone applications (eg restoration)
• Recommended most appropriate quarrying techniques and machinery required, to match intended output