ASTM D8262
Standard Test Method for Determining the pH of Granular Material for Use in Embankments, Subgrades, and Retaining Wall Backfil
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About This Item
ASTM D8262 is a technical standard that addresses how to determine the pH of granular material intended for use in embankments, subgrades, and retaining wall backfill. It helps provide a consistent way to evaluate the acidity or alkalinity of these materials before they are placed in engineering applications. By using ASTM D8262, specifiers, laboratories, and project teams can support more reliable material assessment and reduce uncertainty during selection and quality review.
What is ASTM D8262?
This standard provides a test method for measuring the pH of granular material used in earthwork-related applications. Its focus is on a controlled, repeatable way to assess a material property that can be relevant to performance and compatibility in construction settings. ASTM D8262 is best understood as a testing document for laboratory evaluation, helping users apply a consistent approach when checking granular materials intended for embankments, subgrades, and retaining wall backfill. It supports technical decision-making without prescribing a specific material type.
Where is ASTM D8262 used?
ASTM D8262 is commonly used in laboratories and project quality control workflows tied to geotechnical and civil construction materials. It is relevant when granular materials are being considered for embankments, subgrade layers, or retaining wall backfill, where pH may be part of acceptance or review criteria. The standard is also useful for testing organizations and procurement teams that need a documented method for comparing material batches or verifying suitability against project requirements.
Why is ASTM D8262 important?
This standard matters because pH can influence how granular materials are evaluated for use in engineered fills and support layers. A clear test method helps improve consistency across laboratories, supports compliance with project specifications, and reduces the risk of using material that may not meet technical expectations. ASTM D8262 is valuable for product evaluation, incoming material checks, and documentation in engineering projects where repeatable results and defensible testing practices are important.
- pH measurement for granular materials
- Embankment, subgrade, and backfill applications
- Laboratory testing and quality control
- Consistent technical evaluation
- Publication Date: 2023-01-24
- Publisher: ASTM
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