Installation of a geogrid to stabilize the pavement subbase

WHRP’s Geotechnics research is directed by a Technical Oversight Committee. See the Geotechnics TOC page for more information on committee members, strategic plans, and meeting minutes.

Current Research
Completed Research
Research Implementation Activities

Current Research

Project ID Title Expected End Date
0092-04-10 Monitoring and Evaluation of Fly Ash Stabilized Subgrade Constructed by Wisconsin DOT June 30, 2009
0092-06-04 Construction Vibration Attenuation with Distance and its Effect on the Quality of Early-Age Concrete June 30, 2010
0092-07-06 Development of Full Scale Testing of and Alternate Foundation System for Post and Panel Retaining Walls December 31, 2009
0092-08-07 Evaluation of Intelligent Compaction Technology for Densification of Roadway Subgrades and Structural Layers June 30, 2010
0092-08-11 Effective Depth of Soil Compaction in Relation to Applied Compactive Energy December 31, 2009
0092-08-12 Determination of Resilient Modulus Values for Typical Plastic Soils in Wisconsin March 31, 2010
0092-09-04 Evaluation of Constructed, Cast-in-Place (CIP) Piling
Properties
May 1, 2011
0092-09-05 Evaluation of the Foundation Movements of Transportation Structures February 5, 2012
0092-10-08 Investigation of Testing Methods to Determine Long Term Aggregate Durability of Various Types of Wisconsin Aggregate Sources October 27, 2011
0092-10-10 Cone Penetrometer Comparison Testing May 20, 2011
TPF-5(128) Accelerated Implementation of Intelligent Compaction Technology for Embankment Subgrade Soils, Aggregate Base and Asphalt Pavement Material September 30, 2011

Completed Research

Project ID Title End Date
0092-07-04 Comparison of Three Different Methods for Determining Pile Bearing Capacities
March 2009
0092-07-05 Development of Testing Methods to Determine Interaction of Geo-grid Reinforced Granular Material for Mechanistic Pavement Analysis October 2008
0092-06-05 Comparison of Basic Lab Test Results with More Sophisticated Lab and In-Situ Test Methods on Soils in Southeastern Wisconsin September 2008
0092-00-13 Evaluation of Bridge Approach Settlement Mitigation Methods October 2007
0092-05-08 Determination of Shear Strength Values for Granular Backfill Materials Used by Wisconsin DOT August 2007
0092-05-09 Investigation of Vertical Members to Resist Surficial Slope Instabilities June 2007
0092-03-11 Determination of Typical Resilient Modulus Values for Selected Soils in Wisconsin May 2006
0092-02-03 Investigation of Testing Methods to Determine Long-Term Durability of Wisconsin Aggregate Resources Including Natural Materials, Industrial Byproducts, and Recycled/Reclaimed Materials November 2005
0092-04-09 Investigation of Standard Penetration Torque Testing (SPT-T) to Predict Pile Performance September 2005
0092-03-12 Development of Methodology to Include Strength Contribution of Select Subgrade Materials in Pavement Structure October 2005
0092-01-05 Investigation of the DCP and SSG as Alternative Methods to Determine Subgrade Stability October 2005
0092-00-12 Equivalency of Subgrade Reinforcement Methods October 2005
0092-45-18 Field Performance of Subbases Constructed with Industrial Byproducts October 2005
0092-45-15 Effectiveness of Geosynthetics in Stabilizing Soft Subgrades October 2005
0092-04-08 Application of Electromagnetic Geophysics (EMG) Technology to Subsurface Investigations June 2005
0092-02-01 Determination of Influences on Support Strength of Crushed Aggregate Base Course Due to Gradational, Regional, and Source Variations February 2004
0092-00-14 Estimating Soil/Pile Set-up September 2003

Research Implementation Activities

Project ID Title End Date
0092-06-08 Implementation of Equivalency of Alternative Working Platforms and Their Pavement Design Strength Contribution Projects Completed March 2009
0092-07-21 Implementation of Determination of Shear Strength Values for Granular Backfill Material Used by the Wisconsin Department of Transportation June 30, 2009
0092-08-37 Implementation of Project Three Different Methods for Determining Pile Bearing Capacities November 30, 2009
0092-08-38 Implementation Investigation of Vertical Members to Resist Surficial Slope Instabilities March 31, 2010