ASTM D7015/D7015M
Standard Practices for Obtaining Intact Block (Cubical and Cylindrical) Samples of Soils
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About This Item
ASTM D7015/D7015M is the ASTM standard titled Standard Practices for Obtaining Intact Block (Cubical and Cylindrical) Samples of Soils. It provides a technical framework for collecting soil samples in a way that helps preserve their natural structure and condition as much as practical. That matters because intact samples are often needed when reliable laboratory evaluation depends on minimizing disturbance during sampling, handling, and removal.
Purpose of ASTM D7015/D7015M
The purpose of ASTM D7015/D7015M is to guide practices for obtaining intact block samples of soils in cubical or cylindrical form. As a standards document, it supports more consistent sampling procedures where preserving soil fabric, moisture condition, and in-place characteristics is important. This makes the standard useful for organizations that need a clear reference for field sampling methods tied to later testing, comparison, or engineering review.
Common use cases of ASTM D7015/D7015M
This standard is commonly used when soil samples must be removed with minimal disturbance for laboratory evaluation or project-specific analysis. It is relevant in geotechnical workflows where intact soil blocks are prepared for later testing, documentation, or comparison against field conditions. ASTM D7015/D7015M may be used by sampling crews, labs, consultants, and quality teams that need a recognized practice for collecting representative soil specimens in controlled shapes.
Why ASTM D7015/D7015M matters
ASTM D7015/D7015M matters because sampling quality can strongly affect the reliability of soil data. When a project depends on intact specimens, a consistent practice helps reduce variability, support compliance expectations, and improve confidence in subsequent test results. It also helps procurement and project teams reference a clear ASTM standard when specifying sampling requirements, reviewing field methods, or documenting that soil samples were obtained using an accepted practice.
- Intact block sampling of soils
- Cubical and cylindrical specimen forms
- Field sampling and handling guidance
- Support for laboratory evaluation
- Consistent ASTM-based practice
- Publication Date: 2018-12-28
- Publisher: ASTM
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