ASTM C1604/C1604M
Standard Test Method for Obtaining and Testing Drilled Cores of Shotcrete
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About This Item
ASTM C1604/C1604M is the ASTM standard for obtaining and testing drilled cores of shotcrete, giving users a recognized method for evaluating in-place material performance. It is commonly used when project teams need to sample shotcrete from completed work and assess the core material in a consistent, documented way. By defining how cores are taken and tested, this standard supports quality control, acceptance decisions, and more reliable comparison of results across projects.
Overview of ASTM C1604/C1604M
ASTM C1604/C1604M provides a technical framework for working with drilled cores extracted from shotcrete. The standard title indicates two connected activities: obtaining the core samples and testing them afterward. That makes it useful when the condition or properties of installed shotcrete need to be verified using representative specimens from the structure. ASTM C1604/C1604M helps bring consistency to sample handling and test preparation, which is important for dependable evaluation and reporting.
Common use cases of ASTM C1604/C1604M
This standard is commonly used on projects where shotcrete has been applied and the installed material must be checked through core sampling. It is relevant for field testing, project acceptance work, and quality assurance programs that rely on drilled specimens. Engineers, inspectors, and testing laboratories may use ASTM C1604/C1604M when assessing core-based evidence from shotcrete work, especially when standardized procedures are needed to support comparisons, records, or compliance reviews.
Benefits of using ASTM C1604/C1604M
Using ASTM C1604/C1604M helps improve consistency in how shotcrete cores are obtained and evaluated, which can reduce uncertainty during testing and review. A recognized ASTM standard supports clearer communication among owners, contractors, and laboratories and can make procurement and compliance processes more straightforward. It also helps align field sampling and test results with a common technical reference, supporting better quality control and more confident decisions about installed shotcrete.
- Drilled core sampling for shotcrete
- Post-extraction testing guidance
- Quality control and acceptance support
- Consistent laboratory and field workflows
- Publication Date: 2019-12-30
- Publisher: ASTM
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