PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

2013 LTAP-TTAP National ConferenceBoise, Idaho July 24, 2013

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Past and Present • Nuclear Density Gauge and Speedy Moisture Tester • Emerging Technology (modulus)

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Embankment

Subgrade

Base

Structural Asphalt

Friction Course

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Laboratory Proctor • Standard Proctor (embankment)• Modified Proctor (stabilized subgrade, base)

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Emerging Technology• GeoGauge, i.e. Soil Stiffness Gauge (SSG)• Dynamic Cone Penetrometer (DCP) • Light Weight Deflectometer (LWD)• Clegg Impact Soil Tester (CIST)• Seismic Pavement Analyzer (DSPA)• Briaud Compaction Device (BCD)• Non-Nuclear Soil Density Gauge• Time Domain Reflectometry (TDR)• Falling Weight Deflectometer (FWD)

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

GeoGauge

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Dynamic Cone Penetrometer

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Light Weight Deflectometer

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Clegg Impact Soil Tester

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Seismic Pavement Analyzer

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Briaud Compaction Device

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Non-Nuclear Soil Density Gauge

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Time Domain Reflectometry

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

• Test Box• Test Pit

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Moduli Comparisons • Field Plate Load Test• Laboratory Resilient Modulus

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

• Falling Weight Deflectometer• Heavy Vehicle Simulator

PERFORMANCE-BASED PROCEDURES FOR IN-PLACE SOIL TESTING

Field Test Sections