5 Questions
What is the maximum nominal aggregate size allowed in the concrete?
20 mm
What is the minimum strength required for the concrete at 28 days?
20 MPa
What is the required nominal slump for the concrete?
100 mm
What should be done after vertical surfaces are stripped of formwork?
Finish slab edges first
When can concrete slabs be loaded with stacked materials or building plant?
After at least 7 days of curing
Test your knowledge on the requirements that concrete must comply with, including strength, aggregate size, slump value, and proper placement, compaction, and curing practices according to AS 3600 standards.
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