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Search results for "staffing variance"

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Improved Test Methods for Specific Gravity and Absorption of Coarse and Fine Aggregate  (2015)

An Investigation of the Cause of Variation in HMA Bulk Specific Gravity Test Results Using Non-Absorptive Aggregates  (2004)

Validating the Fatigue Endurance Limit for Hot Mix Asphalt  (2010)

Simple Performance Tester for Superpave Mix Design: First-Article Development and Evaluation  (2003)

Improved Conditioning and Testing Procedures for HMA Moisture Susceptibility  (2007)

Mixing and Compaction Temperatures of Asphalt Binders in Hot-Mix Asphalt  (2010)

Final Report for NCHRP RRD 316: Using Surface Energy Measurements to Select Materials for Asphalt Pavement  (2007)

Methods for Evaluating Fly Ash for Use in Highway Concrete  (2013)

Guidelines for Concrete Mixtures Containing Supplementary Cementitious Materials to Enhance Durability of Bridge Decks  (2007)

AASHTO T 209: Effect of Agitation Equipment Type on Theoretical Maximum Specific Gravity Values  (2012)

Performance-Related Specifications for Pavement Preservation Treatments  (2017)

Environmental Effects in Pavement Mix and Structural Design Systems  (2007)

Self-Consolidating Concrete for Cast-in-Place Bridge Components  (2016)

Guide for Conducting Forensic Investigations of Highway Pavements  (2013)

Aggregate Tests for Hot-Mix Asphalt Mixtures Used in Pavements  (2006)

Methods and Practices on Reduction and Elimination of Asphalt Mix Segregation  (2015)

Procedures and Guidelines for Validating Contractor Test Data  (2020)

Falling Weight Deflectometer Usage  (2008)

Precision Estimates of AASHTO T 304, AASHTO T 96, and AASHTO T 11 and Investigation of the Effect of Manual and Mechanical Methods of Washing on Sieve Analysis of Aggregates  (2014)