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Sunwater spokesperson said testing of the roller compacted concrete (RCC) was well underway. A total of 84 samples, taken from seven locations across the primary and secondary spillways, have been sent to the laboratory in Brisbane for testing, the spokesperson said. Anchor trials and further geotechnical assessments are also underway. Test results are expected to be available in early 2021 and will inform Building Queensland s assessment of the best long-term option for Paradise Dam. Building Queensland is due to provide its recommendation to government by the end of 2021. The spokesperson said 600 passive steel anchors had been installed through the dam s roller compacted concrete layers and construction of the 600-millimetre thick concrete crest on top of the wall was progressing.