ACI 211.2-98 (R2004)
Standard Practice for Selecting Proportions for Structural Lightweight Concrete
standard by American Concrete Institute, 01/01/1998
ACI CP19-98
Technician Workbook for ACI Certification of Concrete Strength Testing Technician
Training Material by American Concrete Institute, 01/01/1998
ACI 309.2R-98
Identification and Control of Consolidation-Related Surface Defects in Formed Concrete
standard by American Concrete Institute, 01/01/1998