Manual on Subsurface Investigations, 2nd Editionstandard by American Association of State and Highway Transportation Officials, 09/01/2022

Standard Method of Test for Determining the Liquid Limit of Soilsstandard by American Association of State and Highway Transportation Officials, 2022

Standard Specification for In-Place Density and Moisture Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth)standard by American Association of State

Standard Practice for Dry Preparation of Disturbed Soil and Soil-Aggregate Samples for Teststandard by American Association of State and Highway Transportation Officials,

Standard Method of Test for Compressive Strength of Cylindrical Concrete Specimensstandard by American Association of State and Highway Transportation Officials, 2022

Standard Method of Test for Determining the Plastic Limit and Plasticity Index of Soilsstandard by American Association of State and Highway Transportation

Standard Practice for Accelerated Aging of Asphalt Binder Using a Pressurized Aging Vessel (PAV)standard by American Association of State and Highway Transportation

Standard Method of Test for Specific Gravity and Absorption of Coarse Aggregatestandard by American Association of State and Highway Transportation Officials, 2022

Standard Method of Test for Temperature of Freshly Mixed Portland Cement Concretestandard by American Association of State and Highway Transportation Officials, 2022

Standard Method of Test for Laboratory Determination of Moisture Content of Soilsstandard by American Association of State and Highway Transportation Officials, 2022

Standard Method of Test for Particle Size Analysis of Soilsstandard by American Association of State and Highway Transportation Officials, 2022

Standard Specifications for Transportation Materials and Methods of Sampling and Testing, and AASHTO Provisional Standards, 42nd Edition, 2022standard by American Association of