ASTM C1398

Full Name

ASTM C1398 – Standard Test Method for The Laboratory Determination of the Time of Setting of Hydraulic-Cement Mortars Containing Additives for Shotcrete by the Use of Gillmore Needles


This is a laboratory test method that covers the determination of the time of setting of hydraulic-cement mortars containing additives for shotcrete for comparison with control mixes containing no additives or to compare the performance of shotcrete mixtures which contain additives that produce rapid setting or rapid stiffening of shotcrete.


admixture; dry-mix shotcrete; mortar; quick-setting accelerating admixture; shotcrete; time of setting; wet-mix shotcrete