GERMANN INSTRUMENTS GI IMPACT-ECHO TESTING for DELAMINATIONS IN THE WALLS OF A MARINE STRUCTURE Author Claus Germann Petersen, In-Situ Testing of Copenhagen Ltd.
GERMANN INSTRUMENTSGI IMPACT-ECHO TESTING for DELAMINATIONS IN THE WALLS OF A MARINE STRUCTURE Author Claus Germann Petersen, In-Situ Testing of Copenhagen.
Dec 14, 2015
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GERMANN INSTRUMENTS
GI
IMPACT-ECHO TESTINGfor
DELAMINATIONS IN THE WALLS OF A MARINE STRUCTURE
AuthorClaus Germann Petersen, In-Situ Testing of Copenhagen Ltd.
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IMPACT-ECHO
f
CT P
2
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Impact-Echo Test Record
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Impact-Echo Wave Speed Record
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Cross-section of the marine walls
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VERIFICATION
50 cores were drilled out in areas found to be solid and delaminated
All cores confirmed the impact-echo test results
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SUMMARY
The 4 walls tested covered an area of 1440 m2A total of 6500 impact-echo were performed with the
DOCter impact-echo test system in one week by a two-man crew
Delaminations were found in one wallThe testing performed well in extreme harsh winter
weather conditions, close to the sea level
The test results were confirmed by a limited amount of cores
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