Research Report RR:C09-1006
An interlaboratory study was conducted by laboratories testing individual 6 by 12 in cylinders made from a well mixed sample of concrete.
Pages: 16 Published: June 2008
Delivery Format: PDF Download
C39/C39M-14 Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Committee C09 on Concrete and Concrete Aggregates
Subcommittee C09.61 on Testing for Strength