germann instrumentsgi impact-echo testing for delaminations in the walls of a marine structure...
TRANSCRIPT
GERMANN INSTRUMENTS
GI
IMPACT-ECHO TESTINGfor
DELAMINATIONS IN THE WALLS OF A MARINE STRUCTURE
AuthorClaus Germann Petersen, In-Situ Testing of Copenhagen Ltd.
GERMANN INSTRUMENTS
GI
VERIFICATION
50 cores were drilled out in areas found to be solid and delaminated
All cores confirmed the impact-echo test results
GERMANN INSTRUMENTS
GI
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