Compliance requires documented proof of mixing time, discharge time limits (typically 1.5 hours after water addition), and ticket data. If your ticket is missing the revolution count, you are non-compliant.
If a batch of concrete is rejected on-site, the standard provides the legal and technical framework to determine if the rejection was valid.
The standard encompasses several critical aspects of ready-mixed concrete production and delivery:
The designation "ASTM C94/C94M-21" refers to the Standard Specification for Ready-Mixed Concrete. The "21" indicates the version year, representing the most recent significant updates to the protocol. It covers ready-mixed concrete manufactured and delivered to a purchaser in a freshly mixed and unhardened state.
Astm C94 C94m-21 Pdf [new] Jun 2026
Compliance requires documented proof of mixing time, discharge time limits (typically 1.5 hours after water addition), and ticket data. If your ticket is missing the revolution count, you are non-compliant.
If a batch of concrete is rejected on-site, the standard provides the legal and technical framework to determine if the rejection was valid. astm c94 c94m-21 pdf
The standard encompasses several critical aspects of ready-mixed concrete production and delivery: astm c94 c94m-21 pdf
The designation "ASTM C94/C94M-21" refers to the Standard Specification for Ready-Mixed Concrete. The "21" indicates the version year, representing the most recent significant updates to the protocol. It covers ready-mixed concrete manufactured and delivered to a purchaser in a freshly mixed and unhardened state. astm c94 c94m-21 pdf
