General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 24497-2009
Scope
This International Standard specifies procedures for testing the performance of slabs and slab components under concentrated loads. These procedures include: - tests of transverse bond strength of finished slabs; - penetration resistance tests of slabs with facings; indentation/deflection tests on infill blocks. This standard applies to all kinds of concrete precast slabs, components or thin secondary components.
GB/T 24497-2009 history
2009GB/T 24497-2009 Performance standards in building-Performance test for precast concrete floors-Behavior under concentrated load