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#AASHTO #GeotechnicalEngineering #ConstructionMaterials #SoilTesting #CivilEngineering
🔧 – Where to find it:
✅ Official: AASHTO Store (current, pay-per-download) ✅ Free: Some university repositories (older versions) ✅ Alternate: Check ASTM D1140 (similar wash sieve method)
Need a reliable method for determining the particle size distribution of soils and aggregates?
Need the wash loss formula? I can share an example calc sheet. 👇
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