Jonathan T. H. Wu
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Vitae Jonathan T. H. Wu EDUCATION - Ph.D. Geotechnical Engineering, Purdue University - M.S. Geotechnical Engineering, Virginia Polytechnic Institute and State University - B.S. Civil Engineering, National Taiwan University PROFESSIONAL EXPERIENCE - Professor of Civil Engineering, University of Colorado Denver - Visiting Professor, University of Tokyo, Japan - Visiting Professor, National Cheng-Kung University, Taiwan PEER-REFEREED PUBLICATIONS “Two Full-Scale Loading Experiments of Geosynthetic-Reinforced Soil (GRS) Abutment Wall,” International Journal of Geotechnical Engineering, Vol. 2, Issue 4, October 2008, pp. 305-318. “Investigating Failure of a Geosynthetic-Reinforced Soil Wall in Black Hawk, Colorado,” Sixth International Conference on Case histories in Geotechnical Engineering, 2008. “Simulating the Behavior of Geosynthetic-Reinforced Soil Bridge Abutments,” (with S. Helwany), ASCE Journal of Geotechnical and Geoenvironmental Engineering, Volume 133, No. 10, October 2007, pp. 1992 - 1240. “Lateral Earth Pressure against the Facing of Segmental GRS Walls,” Geo-Denver Conference, American Society of Civil Engineers, February 2007. “Myths and Facts on Long-Term Creep of GRS Structures,” (with M. Adams), Geo-Denver Conference, American Society of Civil Engineers, February 2007. “Mini Pier Experiments, Geosynthetic Spacing and Strength as Related to performance,” (with M. Adams and K. Ketchart), Geo-Denver Conference, American Society of Civil Engineers, February 2007. “Allowable Bearing Pressure of Bridge Sills on GRS Abutments with Flexible Facing,” (with K. Lee and T. Pham), Geotechnical and Geoenvironmental Engineering Journal, American Society of Civil Engineers, Vol. 132, No. 7, July 2006, pp. 830-841. “The Epsilon Method – Analysis of Seepage through Masonry Dams over a Layered Soil,” (with Z. Feng), Canadian Geotechnical Journal, Vol. 43, No. 1, January 2006, pp. 59-69. “Undergraduate Geotechnical Laboratory and Field Testing: A Review of Current Practice and Future Needs,” (with K. Sutterer and N. Hudyma), Geofrontiers 2005, Austin, Texas, January 2005. “A Synthesis of Case Histories on GRS Bridge-Supporting Structures with Flexible facing,” (with K. Lee), Geotextiles and Geomembranes, Journal of the International Geosynthetics Society, Vol. 22, No. 4, August 2004, pp. 181-204. “Performance of an Independent Full-Height Facing Reinforced Soil Wall,” (with C. Ma), Journal of Performance of Constructed Facilities, American Society of Civil Engineers, Vol. 18, No. 3, August 2004, pp. 165-172. Vitae - Jonathan T.H. Wu - - - - - - - - - - - - 2 “Geosynthetic-Reinforced Soil (GRS) Walls,” (with P. Crouse), Journal of Transportation Research Board, No. 1849, October 2003, pp. 53-58. “GRS Bridge Abutments – An Effective Means to Alleviate Bridge Approach Settlement,” (with S. Helwany and B. Froessl), Geotextiles and Geomembranes, Journal of International Geosynthetics Society, Vol. 21, No. 3, June 2003, pp. 177-196. “Boundless Opportunity in reinforced Soils for Those Who Will Accept Design and Construction Responsibility,” (with Barrett, et al.), Closing Lecture, Colorado ASCE Geotechnical Conference, Denver, Colorado, 2002. “A Modified Soil-Geosynthetic Interactive Performance Test for Evaluating Deformation Behavior of GRS Structures,” (with K. Ketchart), ASTM Geotechnical Testing Journal, American Society of Testing and materials, Vol. 25, No. 4, pp. 405-413. “Vegas GRS Mini Pier Experiment and the Postulate of Zero Volume Change,” (with M. Adams et al.), International Conference of Geosynthetics, Nice, France. “Debunking the Myths on Design and Construction of Segmental GRS Walls,” Special Lecture, International Geosynthetic Engineering Conference, Southeast Asia Section, International Geosynthetics Society, November 2001. “Wetting Induced Settlement of a Geosynthetic-Reinforced Soil Wall,” (with K. Ketchart), Annual Civil Engineering Conference, Thailand Society of Civil Engineers, (in Thai), May 2001, pp. 42-61. “Investigating Failure of a Geosynthetic-Reinforced Soil Wall,” (with K. Ketchart), Soft Ground Improvement and Geosynthetics Applications, Symposium 2001, November 2001, pp. 237-253. "Examining the Effects of Reinforcement in USFS Deep-Patch Landslide Repair Technique: Full Scale Model Tests”, (with S. Helwany), Transportation Research Record No. 1772, Journal of the Transportation Research Board, No. 1772, 2001, pp. 203-210. “Feasibility of Geosynthetic Inclusion for Reducing Swelling of Expansive Soils,” (with M. Vessely), Journal of the Transportation Research Board, No. 1787, pp. 42-52. “Reinforced Soil: A New Paradigm for Building Bridges,” (with R. Barrett, A. Ruckman, and M. Adams), Keynote lecture, Reinforced Soil Retaining Structures 2000, Taiwan, January 2000, pp. 1-25. "Reinforced Soil for Bridge Support Applications on Low Volume Roads,” (with M. Adams, et al.), Transportation Research Record, No. 1652, Journal of the Transportation Research Board, May 1999, pp. 150-160. "Effects of Backfill on the Performance of Geosynthetic-Reinforced Soil Retaining Walls,” (with S. Helwany and G. Reardon), Geotextiles and Geomembranes, Journal of International Geosynthetics Society, Vol. 17, No. 1, February 1999, pp. 1-16. "Performance of Geosynthetic-Reinforced Soil Bridge Pier and Abutment, Denver, Colorado, USA,” (with K. Ketchart), Special Presentation, International Symposium on Mechanically Stabilized Backfill, A. A. Balkema Publishers, pp. Vitae - Jonathan T.H. Wu - - - - - - - - - - - - - - 3 101-118. "How to Assess Long-Term Deformation of a GRS Structure?” International Symposium on Mechanically Stabilized Backfill, A. A. Balkema Publishers, pp. 345-350. "An Overview and a Critique of Current Design Methods for GRS Structures,” International Symposium on Mechanically Stabilized Backfill, A. A. Balkema Publishers, pp. 391-400. "A Performance Test for Assessment of Long-Term Creep Behavior of Soil-Geosynthetic Composites," Geosynthetic International, Journal of International Geosynthetics Society, Vol. 3, No. 1, pp. 107-124. "A Numerical Model for Analyzing Long-Term Performance of Geosynthetic-Reinforced Soil Structures," Closure, Geosynthetic International, Journal of International Geosynthetics Society, Vol. 3, No. 4. "An Interface Pullout Formula for Extensible Sheet Reinforcement," Geosynthetic International, Journal of International Geosynthetics Society, Vol. 3, No. 5, pp. 565-582. "Earth Reinforcement: Testing and Materials--Discussions," International Symposium on Earth Reinforcement Practice, A. A. Balkema Publishers, Kyushu, Japan. "Tensile Reinforcement Effects on Bridge Approach Settlement," Closure, Journal of Geotechnical Engineering, American Society of Civil Engineers, Vol. 121, No. 1, pp. 96-97. "A Numerical Model for Analyzing Long-Term Performance of Geosynthetic-Reinforced Soil Structures," Geosynthetics International, Journal of International Geosynthetics Society, Vol. 2, No. 2, pp. 429-453. "A Performance Test for Assessment of Long-Term Creep Behavior of Soil-Geosynthetic Composites," Geosynthetics International, Journal of International Geosynthetics Society, Vol. 3, No. 1, pp. 1-18. "A Numerical Model for Analyzing Long-Term Performance of GRS Structures,” Geosynthetics International, Journal of International Geosynthetics Society, Vol. 2 No. 2, 1995. "Use of Shredded Tires as Backfill for a New GRS Retaining Wall System," Fifth International Conference on Geotextiles, Geomembranes, and Related Products, Singapore, pp. 269-272. "Bearing capacity of Rectangular Footings on Geogrid-Reinforced Sand," Journal of Geotechnical Engineering, American Society of Civil Engineers, Vol. 120, No.12, December, pp. 2083-2099. "Developing Cost-Effective Geosynthetic-Reinforced Soil Walls: Recent Efforts in Colorado, U.S.A.," Invited paper, Recent Case Histories of Permanent Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, pp. 163-180. "Long-Term Clay-Geotextile Interaction," Discussion, Recent Case Histories of Permanent Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, pp. 343-344. Vitae - Jonathan T.H. Wu - - - - - - - - - - - - - 4 "In-plane Flow of Four Geosynthetics for Landfill Drainage," Geotechnical Testing Journal, American Society for Testing and Materials, Vol. 7, No. 1, March 1994, pp. 3-16. "Loading Test of MSB Wall - A New Geosynthetic-Reinforced Retaining Wall System," Soil Reinforcement: Full Scale Experiments of the 80's, Paris, November, 1993, pp. 583-603. "Hydraulic Conductivities of Geotextiles under Typical Operational Conditions," Geotextiles and Geomembranes, Journal of International Geotextile Society, Vol. 12, pp. 509-542. "Tensile Reinforcement Effects on Bridge Approach Settlement," Journal of Geotechnical Engineering, American Society of Civil Engineers, Vol. 119, No. 4, April, 1993, pp. 749-762. "Geosynthetic-Reinforced Soil Wall Design," Geotextiles and Geomembranes, Journal of International Geotextile Society, Vol. 12, pp. 707-724. "Effects of Foundations on the Performance of Geosynthetic-Reinforced soil Walls," Geosynthetics '93 Conference, Industrial Fabrics Association International, Vancouver, British Columbia, Canada, March 1993, pp. 189-201. "Geosynthetic-Reinforced Soil Wall Design," Geotextiles and Geomembranes, Journal of International Geotextile Society, Vol. 12, December 1993, pp. 707-724. "Deformation measurement of Geotextiles by High Elongation Strain Gages," Discussion, International Symposium on Earth Reinforcement Practice, Vol. 2, A. A. Balkema Publishers, Netherlands, pp. 992-993. "Limit Equilibrium Method versus Finite Element Method for Design of Geosynthetic-Reinforced Soil Structures," Discussion, International Symposium on Earth Reinforcement Practice, Vol. 2, A. A. Balkema Publishers, Netherlands, 1993, pp. 991-992. "Measuring Inherent Confined Stiffness and Strength of Geotextiles," Discussion, International Symposium on Earth Reinforcement Practice, Vol. 2, A. A. Balkema Publishers, Netherlands, pp. 912-914. "Finite Element Simulation of Soil-Reinforcement Interface Behavior," Discussion, International Symposium on Earth Reinforcement Practice, Vol. 2, A. A. Balkema Publishers, Netherlands, pp.991-992. "Design and Construction of Reinforced Wall Structures," Chairman's Report, Session 3, International Symposium on Earth Reinforcement Practice, Vol. 2, A. A. Balkema Publishers, Netherlands, pp. 939-940. "Intrinsic Load-Deformation Properties of Geotextiles," Geosynthetic Soil Reinforcement Testing Procedures, ASTM STP 1190, American Society for Testing and Materials, 1993, pp. 16-31. "The Effectiveness of Geosynthetic Reinforced Embankments Constructed over Weak Foundations," Geotextiles and Geomembranes, Journal of International Geotextile Society, Vol. 11, January 1992, pp. 133-150. "Short-Term Strength and Deformation Characteristics of Geotextiles under Typical Operational Conditions," Geotextiles and Geomembranes, Journal of International Geotextile Society, Vol. 11, January 1992, pp. 185-219. Vitae - Jonathan T.H. Wu - - - - - - - - - - - - - - - 5 "Predicting Performance of the Denver Walls: General Report," International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, March 1992, pp. 3-20. "Construction and Instrumentation of the Denver Walls," International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, March 1992, pp. 21-30. "Measured Behavior of the Denver Walls," International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, March 1992, pp. 31-42. "Comparisons of Predictions for the Denver Walls," International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, March 1992, pp. 43-60. "Failure Loads of the Denver Walls by Current Design Methods," International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, A. A. Balkema Publishers, Netherlands, March 1992, pp. 61-80. "Laboratory Model Study on Geosynthetic Reinforced Soil Retaining Walls," Discussion, Journal of Geotechnical Engineering, American Society of Civil Engineers, Vol. 118, No. 3, March 1992, pp. 496-498. "Effects of Back Pressure on Geotextile Transmissivity Tests," Discussion, Geotechnical Testing Journal, American Society of Testing and materials, Vol. 15, No. 3, September 1992, pp.305-307. "A Generalized Creep Model for Geosynthetics," International Symposium on Earth Reinforcement Practice, Fukuoka, Kyushu, Japan, November 1992, pp. 79-84. "Load Test of a Large-Scale Geotextile-Reinforced Retaining Wall," Geosynthetics '91 Conference, Industrial Fabrics Association International, February 1991, pp. 537-548. "Case History Comparison of Geosynthetic-Reinforced Soil Walls," Geosynthetics '91 Conference, Industrial Fabrics Association International, February 1991, pp. 549-560. "Effectiveness of In-Membrane Test in Simulating Strength and Deformation Characteristics of a Nonwoven Geotextile under Operational Conditions," Geosynthetics '91 Conference, Industrial Fabrics Association International, February 1991, pp. 601-614. "Measuring Inherent Load-Extension Properties of Geotextiles for Design of Reinforced Structures," Geotechnical Testing Journal, American Society of Testing and Materials, June 1991, pp. 157-165. "Predicting Performance of the Denver Walls--Bulletin 1," Pre-Symposium, International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, August 1991, pp. 1-54. "Predicting Performance of the Denver Walls--Bulletin 2," Pre-Symposium, International Symposium on Geosynthetic-Reinforced Soil Retaining Walls, August 1991, pp. 55-62. "Cubical and Cylindrical Tests for Measuring In-Soil Load-Extension Properties of Vitae - Jonathan T.H. Wu - - - - - - - - - - - - - - 6 Geotextiles," Fourth International Conference on Geotextiles, Geomembranes and Related Products, The Hague, 1990, pg. 785. "Alleviating Bridge Approach Settlement with Geosynthetic Reinforcement," Fourth International Conference on Geotextiles, Geomembranes and Related Products, The Hague, 1990, pp. 107-111. "Strength and Deformation Characteristics of a Nonwoven Geotextile under Soil Confinement Conditions," 25th Japan National Conference on Soil Mechanics and Foundation Engineering, Okayama, Japan, June 1990, pp. 2003-2006. "Measuring In-Plane Hydraulic Conductivity of Geotextiles," Geosynthetic Testing for Waste Contaminant Applications, ASTM STP 1081, American Society for Testing and Materials, 1990, pp. 257-272. "Behavior of Soil-Geotextile Composites and Its Application to Finite Element Analysis," Geosynthetics '89 Conference, Industrial Fabrics Association International, San Diego, California, February 1989, 365-372. "Effectiveness of Tensile Reinforcement in Alleviating Bridge Approach Settlement," Geosynthetics '89 Conference, Industrial Fabrics Association International, San Diego, California, February 1989, pp. 104-111. "Laboratory Model Study on Geosynthetic Reinforced Soil Retaining Walls," Discussion, Journal of Geotechnical Engineering, American Society of Civil Engineers, July 1989, pp. 905-926. "The Permeability in Normal Direction of Geotextile under Confined Condition," (in Japanese, with English abstract), Fourth Geotextile Symposium, Tokyo, Japan, December 1989, pp. 63-67. "In-Plane Hydraulic Conductivity of Geotextiles," Fourth Geotextile Symposium, Tokyo, Japan, December 1989, pp. 56-62. "Load Test of A Geotextile-Reinforced Earth Wall Designed by the Forest Service Method," National Forum of Geosynthetics in Highway Applications, Denver, Colorado, April 1989, pp. 47-67. "A Comparison of Design Methods of Geosynthetic-Reinforced Earth Walls," National Forum of Geosynthetics in Highway Applications, Denver, Colorado, April 1989, pp. 68-94. "Geosynthetics Research at CU-Denver--1984-1989," Keynote Lecture, National Forum of Geosynthetics in Highway Applications, Denver, Colorado, April 1989, pp. 1-24. "Lateral Load Capacity of Caissons and Piles - A General Report," Symposium on Lateral Load Capacity of Caissons and Piles, Denver, Colorado, November 1988, pp. 1-20. "Ground Water Recharge for Retardation of Saltwater Intrusion - A Numerical Analysis," Second International Symposium on Environmental Geotechnology, Shanghai, China, November 1988, pp. 264-276. "Investigating Performance of A Geogrid-Reinforced Embankment over A Sanitary Landfill," Second International Symposium on Environmental Geotechnology, Shanghai, China, November 1988, pp. 78-87. "In-Soil Stress-Strain-Strength Characteristics of Geotextile," Geosynthetics '87 Vitae - Jonathan T.H. Wu - - - - - - - - - - - - - - 7 Conference, Industrial Fabrics Association International, New Orleans, Louisiana, February 1987, pp. 260-265. "Soil-Geotextile Interaction Mechanism in Pullout Test," Geosynthetics '87 Conference, Industrial Fabrics Association International, New Orleans, Louisiana, February 1987, pp. 250-259. "The Effectiveness of Tensile Reinforcement in Strengthening an Embankment over Soft Foundation," Geosynthetics '87 Conference, Industrial Fabrics Association International, New Orleans, Louisiana, February 1987, pp. 332-340. "Performance of Twin-Tee Retaining Wall for Interstate Highway 70 Near Glenwood Canyon, Colorado," Prediction and Performance in Geotechnical Engineering, A.A. Balkema Publishers, Netherlands, pp. 303-310. "Coefficient of Soil Reaction for Buried Flexible Conduits," Discussion of paper, Journal of Geotechnical Engineering, American Society of Civil Engineers, Vol. 110, No. 7, November 1986, pp. 1062-1065. "Evaluation of the Modified Cam-Clay Model for Simulation of Soil Behavior under Different Stress Paths," Fifth International Conference on Mathematical Modeling, Berkeley, California, July 1986. "Predicting Performance of Buried Metal Conduits," Transportation Research Record 1008, Journal of Transportation Research Board, National Research Council, January 1985, pp. 42-52. "Inelastic Buckling of Soil-Steel Structures," Discussion of paper by M. Ghobrial and G. Abdel-Sayed, Transportation Research Record 1008, Journal of Transportation Research Board, January 1985, pp. 13-14. "Numerical Simulation of Transit Contaminant Movement in Anisotropic Ground Water Aquifers," Modeling Environmental Flows, Vol. No. G00290, American Society of Mechanical Engineers, June 1985, pp. 81-87. "Characterization of Soil Arching above Buried Pipes," International Conferences on Advances in Underground Pipeline Engineering, August 1985, pp. 396-407. "Rational Charts for Method of Fragments Applied to Confined Seepage," Discussion of Paper by Griffiths, Geotechnique, Vol. 34, No. 2, September 1985, pp. 375-377. "Performance of Three Soil Models of a Clay," Fifth Engineering Mechanics Specialty Conference, American Society of Civil Engineers, August 1984, pp. 1300-1303. "Predicting Migration of Groundwater Contamination," Fifth Engineering Mechanics Specialty Conference, American Society of Civil Engineers, August 1984, pp. 827-830. "Stability of Large Spent Shale Embankments," Fifth Engineering Mechanics Specialty Conference, American Society of Civil Engineers, August 1984, pp. 941-944. "Sensitivity Analysis for Predicting Contaminant Movement in Groundwater Aquifers," Practical Applications of Groundwater Models Conference, American Water Well Association, August 1984, pp. 478-497. "Numerical Procedure for Simulating Migration of Groundwater Contamination," Vitae - Jonathan T.H. Wu - 8 Practical Applications of Groundwater Models Conference, American Water Well Association, August 1984, pp. 498-513. "A General Function for Stress-Strain Curves," (with C.S. Desai), Proceedings, Second International Conference on Numerical Methods in Geomechanics, June 1976, pp. 306-318. BOOKS AND BOOK CHAPTERS MECHANICALLY STABILIZED BACKFILL, Editor, A. A. Balkema Publishers, Rotterdam, Netherlands, 1997, 463 pp. DESIGN AND CONSTRUCTION OF LOW COST RETAINING WALLS - THE NEXT GENERATION IN TECHNOLOGY, Colorado Transportation Institute and U. S. Forest Service, 1994, 152 pp. "Reinforcement for Constructed Earth," (with W. V. Jones, L. R. Anderson, J. A. Bishop, and R. D. Holtz), Chapter 3, SOIL IMPROVEMENT - A TEN YEAR UPDATE, American Society of Civil Engineers, 1987, 331 pp. TRANSPORTATION FACILITIES THROUGH DIFFICULTY TERRAIN, Co-Editor (with R. K. Barrett), A. A. Balkema Publishers, Rotterdam, Netherlands, 1993, 611 pp. GEOSYNTHETIC-REINFORCED SOIL RETAINING WALLS, Editor, A. A. Balkema Publishers, Rotterdam, Netherlands, 1992, 368 pp. "Earthwork for Retaining Structures and Abutments," (with N. N. S. Chou and S. T. Yeh), Chapter 7, GUIDE TO EARTHWORK CONSTRUCTION - STATE OF THE ART REPORT, Transportation Research Board, National Research Council, 1990, 107 pp. LATERAL LOAD CAPACITY OF CAISSONS AND PILES, Co-Editor (with N. N. S. Chou), Proceedings of International Symposium on Lateral Load Capacity of Caissons and Piles, November 1988, 340 pp. TECHNICAL REPORTS 131 technical reports published from 1984 to 2009. SPONSORED RESEARCH PROJECTS “Seismic Design and Construction Guidelines for Geosynthetic-Reinforced Soil bridge Abutments with Modular Block Facing,” sponsored by the National Academies, 12/20/07 to 11/19/10. “Developing Design and Construction Guidelines for Geosynthetic-Reinforced Soil Walls and Abutments, sponsored by the Federal Highway Administration, 6/1/07 to 5/31/09. “Guidelines for Design and Construction of Segmental Geosynthetic-Reinforced Soil Bridge Abutments,” sponsored by NCHRP, National Academy of Science, 11/1/00 to 12/31/04. “Backfill of Earth Retaining Walls: Design Parameters and Construction Guidelines of MSE Walls,” sponsored by the Colorado Department of Transportation, 10/1/00 to Vitae - Jonathan T.H. Wu - - - - - - - - - 9 5/31/02. “Large-Size Consolidated Drained Triaxial Tests for the Backfill of Berthoud Pass GRS Retaining Walls," sponsored by Yenter Co., 10/1/00 to 11/31/00. “Predicting Performance of Geosynthetic-Reinforced Soil Retaining Walls with a Soil-Geosynthetic Interactive Performance Test, " sponsored by the University of Colorado at Denver, 7/1/99 to 6/30/00. “Research Synthesis and HITEC Application for a Generic Geofabric-Reinforced Block-Faced Retaining Wall System, " sponsored by the Colorado Department of Transportation, 5/11/99 to 3/31/01. “Research Synthesis and HITEC Application for a Generic Geofabric-Reinforced Block-Faced Retaining Wall System, " sponsored by the Colorado Department of Transportation, 5/11/99 to 1/31/01. “Backfill of Earth Retaining Walls: Design Parameters and Construction Guidelines,” sponsored by the Colorado Department of Transportation, 12/1/98 to 5/31/00. “Large-Size Consolidated Drained Triaxial Tests and Modeling Parameters for the Backfill of Founders/ Meadow GRS Bridge Abutment," sponsored by the Colorado Department of Transportation, 5/1/99 to 5/31/99. “Monitoring Performance of Founders/ Meadow GRS Bridge Abutment and Removal of Havana Yard GRS Structures," sponsored by the Colorado Department of Transportation, 3/1/99 to 6/31/99. “Strain Gage Instrumentation of a Full-Scale GRS Bridge,” sponsored by the Federal Highway Administration, 6/1/99 to 7/31/00. “Predicting Performance of Geosynthetic-Reinforced Soil Retaining Walls with a Soil-Geosynthetic Interactive Performance Test," sponsored by the University of Colorado at Denver, 7/1/99 to 6/30/00. “Performance Tests for Reinforced Soils,” sponsored by the Federal Highway Administration, 8/1/98 to 1/31/00, Principal Investigator . “Renovation of a Geosynthetic-Reinforced Soil Bridge Pier Suffered from Excessive Settlement,” sponsored by the Colorado Department of Transportation, 6/1/98 to 5/31/99. “A Synthesis on Performance of Geosynthetic-Reinforced Bridge Piers and Abutments,” sponsored by the Federal Highway Administration, 8/1/98 to 1/31/00. “Investigating Failure of a Geosynthetic-Reinforced Soil Retaining Wall in Black Hawk, Colorado,” sponsored by Yenter Company, 12/1/98 to 6/30/99. "Evaluating Performance and Design Assumptions of the MSE Wall on the 38th & Fox at Interstate Highway 25,” sponsored by the Colorado Department of Transportation, 8/15/97 to 12/31/99. “A Synthesis on Performance of Geosynthetic-Reinforced Bridge Piers and Abutments,” sponsored by the Federal Highway Administration, 8/1/98 to 1/31/00. “Backfill of Earth Retaining Walls: Design Parameters and Construction Guidelines,” sponsored by the Colorado Department of Transportation, 12/1/98 to 5/31/00. “Renovation of a Geosynthetic-Reinforced Soil Bridge Pier Suffered from Excessive Settlement,” sponsored by the Colorado Department of Transportation, 6/1/98 to 5/31/99. Vitae - Jonathan T.H. Wu - - - - - - - 10 “Performance Tests for Reinforced Soils,” sponsored by the Federal Highway Administration, 8/1/98 to 1/31/00. “A Synthesis on Performance of Geosynthetic-Reinforced Bridge Piers and Abutments,” sponsored by the Federal Highway Administration, 8/1/98 to 1/31/00. “Investigating Failure of a Geosynthetic-reinforced Soil Retaining Wall in Black Hawk, Colorado,” sponsored by Yenter Company, 12/1/98 to 6/30/99. "Evaluating Performance and Design Assumptions of the MSE Wall on the 38th & Fox at Interstate Highway 25,” sponsored by the Colorado Department of Transportation, 8/15/97 to 7/31/98. "Loading Test of a New Plastic Conduit Embedded in Soil,” sponsored by Collins Group, 12/1/97 to 2/28/98. “Instrumentation and Performance Analysis of Two Prestrained GRS Bridge Abutments in Black Hawk, Colorado,” sponsored by the Federal Highway Administration, 9/1/97 to 2/28/98. “Consolidation Drained Triaxial Tests for Crushed Diabase Material used as Fill for the GRS Experiments at T-FHRC,” sponsored by the Federal Highway Administration, 9/1/97 to 2/28/98. "Effects of Reinforcement Strength and Spacing on Performance of GRS Walls," Sponsored by Amoco Fabrics and Fibers Co., 5/1/95 to 4/30/97. "Load Test of a Full-Scale Mechanically Stabilized Backfill Bridge Pier," Sponsored by the Federal Highway Administration, 11/1/95 to 9/30/96. "Soil-Geosynthetic Interactive Creep Behavior at Elevated temperatures," Sponsored by the Colorado Transportation Institute, 6/1/95 to 3/1/96. "Evaluating Long-Term Deformation of Geosynthetic-Reinforced Soil Retaining Walls in the Field," Sponsored by the Colorado Transportation Institute, 6/1/95 to 3/1/96. "Effects of Reinforcement Strength and Spacing on Performance of GRS Walls," Sponsored by Amoco Fabrics and Fibers Co., 5/1/95 to 4/30/97. "Monitoring Performance of a 70-ft High Stacked Tire-Shred Retaining Wall in Glenwood Canyon," Sponsored by the Colorado Department of Transportation, 6/1/95 to 3/1/96. "Recycling Waste Shredded Tires as Backfill for Retaining Walls," Sponsored by the University of Colorado at Denver, 7/1/95 to 6/30/96. "Stacked Tire Shred Mechanically Stabilized Backfill Walls," Sponsored by Colorado Transportation Institute, 10/1/94 to 9/30/95. "Design, Construction and Specifications of Mechanically Stabilized Backfill Walls," Sponsored by Colorado Transportation Institute, 10/1/94 to 9/30/95. "The Deep Patch Technique for Repair of Skin Flow Landslide," Sponsored by Colorado Transportation Institute, 10/1/94 to 9/30/95. "Long-Term Creep Susceptibility of Geosynthetic-Reinforced Soil Structures: Test Protocols and Backfill Selection Guidelines," Sponsored by Colorado Transportation Institute, 8/1/95 to 7/31/96. "Stacked Tire Shred Mechanically Stabilized Backfill walls," Sponsored by Colorado Transportation Institute, 10/1/94 to 9/30/95. Vitae - Jonathan T.H. Wu - - - - - - - 11 "Design, Construction and Specifications of Mechanically Stabilized Backfill Walls," Sponsored by Colorado Transportation Institute, 10/1/94 to 9/30/95. "Design and Construction Guidelines for Low-Cost Geosynthetic-Reinforced Soil Walls," submitted to the U. S. Forest Service, 7/1/93 to 10/30/93. "Long-Term Creep of Geosynthetic-Reinforced Soil Structures with Low Quality Backfills," Research Council, University of Colorado at Denver, 7/1/93 to 6/30/94. "Performance of Mechanically Stabilized Backfill Walls," Sponsored by Colorado Transportation Institute, 3/1/93 to 8/31/93. "Developing a Comprehensive Design Tool for Geosynthetic-Reinforced Soil Retaining Walls and Steep Slopes," Sponsored by the Colorado Department of Transportation, 7/31/92 to 2/1/93. "Computerizing the CDOT Wall Selection Procedure," Sponsored by the Colorado Department of Transportation, 11/1/92 to 10/31/93. "Design and Construction of Geofabric Walls with Clayey Backfills," Sponsored by the Colorado Department of Highways and the Federal Highway Administration, 3/1/91 to 2/28/93. "Loading Tests of Two 10 ft-High Geotextile-Reinforced Retaining Walls," Sponsored by Retention Engineering, Inc., 3/1/91 to 8/31/91. "Deformation Limit Design of Geofabric Walls," Sponsored by the Federal Highway Administration and Colorado Department of Highways, 11/1/91 to 10/31/92, Principal Investigator. "Transmissivity of Geosynthetics for Drainage of Leachates in Hazardous Waste landfills," Sponsored by the University of Colorado at Denver, 7/1/91 to 6/30/92. "Loading Tests of Two 10 ft-High Geotextile-Reinforced Earth Walls," Jointly sponsored by ReeMay Inc and Exxon Chemical Co., 3/1/91 to 8/31/91. "Deformation Limit Design of Geosynthetic-Reinforced Soil Retaining Walls," Sponsored by the National Research Council, Republic of China, 2/1/90 to 8/31/90. "Loading Test of an Instrumented Geotextile Wall Using A Head-Bonded, Nonwoven Geotextile," Sponsored by Reemay Inc., 10/1/89 to 12/31/89. "Geosynthetics for Earth Reinforcement and Field Performance of Geosynthetic-Reinforced Soil Walls," Sponsored by Japan Society for the Promotion of Science, 5/1/89 to 1/31/90. "Long-Term Creep of Geotextiles in the Confinement of Soils," Sponsored by Colorado Department of Highways and Federal Highway Administration, 12/1/87 to 12/1/89. "Rational Design of Geotextile Reinforced Retaining Walls," Sponsored by Colorado Department of Highways and Federal Highway Administration, 10/1/87 to 10/1/89. "Evaluation of Geotextile versus Geogrid for Reinforced Embankment over Soft Soils," sponsored by Colorado Department of Highways and the Federal Highway Administration, 7/1/87 to 1/30/89. "Long-Term Creep of Fabric-Reinforced Soils," sponsored by Colorado Department of Highways and the Federal Highway Administration, 12/10/85 to 12/5/86. "Performance of Twin-Tee Walls in Glenwood Canyon," sponsored by Colorado Department of Highways and the Federal Highway Administration, 11/4/85 to Vitae - Jonathan T.H. Wu - - - 12 9/30/86. "Predicting Migration of Ground Water Contamination in Natural Aquifers," sponsored by the University of Colorado at Denver, 6/1/85 to 6/1/86. "The Interaction of Soil and Reinforcement of Geotextile-Reinforced Earth," sponsored by National Science Foundation, Engineering Research Initiation Grant, 6/1/84 to 10/31/86. "A Numerical Model for Predicting Migration of Groundwater Contamination," sponsored by the University of Colorado at Denver, 3/1/83 to 3/1/84. "Temperature Effects on Strength and Stress-Strain Properties of Spent Shale and Performance of Spent Shale Embankments," sponsored by the Department of Energy, 1/1/84 to 1/1/85. "Stress-Strain-Strength Properties of Spent Shale under Different Temperatures," sponsored by the Department of Energy, 1/1/83 to 1/1/84. "Strength of Spent Shale under Elevated Temperatures," sponsored by the Department of Energy, 7/1/82 to 9/30/83. "Thermal Creep Compliance of Oil Shales," sponsored by Colorado Energy Research Institute, 5/1/81 to 1/29/82. "Effective Stress Paths of Sands under Cyclic Loads," sponsored by the University of Colorado at Denver, 5/1/81 to 12/31/82. "Feasibility of Preloading for Improving Properties of Sanitary Landfill," sponsored by the Colorado Department of Highways and the Federal Highway Administration, 12/1/80 to 10/1/81.
