RMC Quality Control: Why Paper Records Fail the Audit
Most ready mixed concrete plants in India run a reasonable quality process. Mix designs are prepared, cubes are cast, slump is checked at discharge, and results are recorded. The process is usually sound. What fails, repeatedly, is the record of it. When an auditor, a consultant or a client's quality engineer asks a plant to produce the complete history of a single delivery, the request looks simple. In practice it often takes days, involves three registers and two Excel files, and ends with at least one gap that nobody can explain. What a Quality Record Is Actually Required to Prove IS 4926:2003, the Code of Practice for Ready-Mixed Concrete, sets out requirements for the production and supply of RMC, including sampling, testing and compliance. The Quality Council of India operates a voluntary RMC Plant Certification Scheme, offering RMC Capability Certification and RMC 9000+ Certification, with audit criteria covering production control. Across all of these, the underlying expe...