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Geotechnical Engineering

 

35th Annual Midwest Geotechnical Conference Agenda
Des Moines (Urbandale), Iowa
September 13-15, 2006

September 13th
7:15 - 8:00 Registration and Check-in, Comfort Suites, Urbandale, Iowa
AM Moderator Bob Stanley, Iowa DOT
8:00 - 8:15 Opening Remarks - Bob Stanley, Iowa DOT
8:15 - 8:30 Welcome - Mitch Dillavou, Iowa DOT, Director of Engineering Bureau
8:30 - 9:15 Geological & Geophysical Results and Remediation Options for Sinkholes in Iowa - Matthew Trainum, Iowa DOT
9:15 - 9:45 Ravenna Viaduct - Omar Qudus, Nebraska DOR
9:45 -10:15 Break
10:15 -10:45 ODOT Rock Cut Slope and Catchment Design - Steve Taliaferro, Ohio DOT
10:45 -11:15 Rockfall! - Glenwood Canyon, Colorado - Barry Siel, FHWA
11:15 -12:00 The "Bump" At the End of the Bridge -- Iowa Case Studies - Dr. David White, Iowa State University
12:00 - 1:30 Lunch (At Comfort Suites)
PM Moderator Steve Megivern, Iowa DOT
1:30 - 2:00 Secant Wall Movement/Repairs on the Marquette Interchange - Bob Arndorfer, Wisconsin DOT
2:00- 2:30 Use of Micropiles for Correction of Drilled Shaft Bridge Foundations. - Athar Khan, Indiana DOT
2:30 - 3:00 Micropiles and the FHWA - 30 Years of Implementation - Barry Siel, FHWA
3:00 - 3:30 Break
3:30 - 4:00 Council Bluffs Borrow Search to Date - Dale Eilders, Iowa DOT
4:00 - 4:30 Assessment of Pile Capacity by Static and Dynamic Methods to Reconcile Design Predictions with Observed Performance. - Derrick Dasenbrock, Minnesota DOT

No evening activities planned. However, some individuals may have a short meeting to discuss next year's conference and select site.
September 14th
AM Moderator Barry Siel, FHWA
8:00 - 8:30 Iowa DOT MSE Wall Pre-Design Procedure - Steve Megivern, Iowa DOT
8:30 - 9:15 Geosynthetic-Reinforced Abutments and Bridge Approaches. - Dr. Naser Abu-Hejleh, FHWA
9:15 - 9:45 Iowa Experience — Post-Letting Contracting Issues and Problems. - Wes Musgrove, Iowa DOT
9:45 - 10:30 Break
10:30 - 11:00 Ohio DOT MSE Wall Issues - Randy Morris, Ohio DOT
11:00 - 11:30 MSE Walls -- Missouri Experience - Kevin McLain, Missouri DOT
11:30 - 12:00 Lessons Learned from South Carolina Wall Review - Ben Rivers, FHWA
12:00 - 1:30 Lunch (At Comfort Suites)
PM Moderator Dr. Naser Abu-Hejleh, FHWA
1:30 - 2:00 MSE Wall Failure and Repair (Case History) - Barry Siel, FHWA
2:00 - 2:30 Bridge Abutment and Other Lateral Loads on MSE Walls - Phil Rossbach, HDR Engineering
2:30 - 3:00 Slope Design, Construction and Maintenance - Ben Rivers, FHWA
3:00 - 3:30 Break
3:30 - 4:30 MSE Wall Panel Discussion (Presenters and Others)

-Metallic vs Geosynthetic Reinforcement (Iowa DOT)
-Methods to Minimize Lateral Earth Pressure Loads on Walls Due to Cyclic Movements of Integral Abutments (Iowa DOT & FHWA). Cyclic Movements of Integral Abutments (Iowa DOT & FHWA).
-Abutment Spread Footings on MSE Backfill (Iowa DOT)

Banquet at Comfort Suites starting at 6:00 PM. No separate Social Hour Scheduled.
Speaker: Kermit Dirks, Iowa DOT (Retired): Trials and Learning Experiences from the Beginning of the Iowa Interstate System.
September 15th
AM Moderator Curtis Monk, FHWA
8:00 - 8:30 NDOR Implementation of LRFD - Jordan Larsen, Nebraska DOR
8:30 - 9:00 TH 241 Pile Supported Embankment - Gary Person, Minnesota DOT
9:00 - 9:30 Proposed Illinois LRFD Pile Design and Construction Policy. - William Kramer, Illinois DOT
9:30 - 10:00 AASHTO’s LRFD Specifications for Foundation and Earth Retaining Structure Design (Through 2006 Interims and Beyond) - Dr. Naser Abu-Hejleh, FHWA
10:00 - 10:30 Break - Turn in ballot/votes for awards (“Best Presentation” and “Project from Hell”)
10:30 - 11:45 Roundtable Panel Discussion (Presenters and Others)

-LRFD Substructure Design (Wisconsin DOT)
-Mechanistic Pavement Design (Wisconsin DOT)
-End Anchors For Wire Rope Traffic Barriers (Indiana DOT)
-Design of Sound Barrier Wall Foundations (Indiana DOT)
-Practice of Midwestern States for Construction Control Methods of Driven Piles (Illinois DOT)
-Pile Splice Details and QA/QC Required for Welds (Michigan DOT)
-Primary Method of “Construction Control” (Driven Pile Bearing Verification During Construction) Most Often Used: ENR, Gates, WEAP/Wave, PDA, Other (Illinois DOT)
-Determining Maximum Pile Bearing Used During Foundation Design: Wave Equation, 9 ksi, 0.25 fy, Established Values, other (Illinois DOT)
-Minimum Yield Strength Required for Metal Shell Piles (30, 35, 45 ksi, other) and for H-Piles (36, 50 ksi, other) When Using LRFD (Illinois DOT)
-Static Analysis Method or Program Used to Estimate Plan Quantity Pile Lengths: FHWA Driven, other (Illinois DOT)
-Others
11:45 - 12:00 Presentation of Awards and Closing Remarks - Bob Stanley/others
12:00 Adjourn
Updated: 04/07/2011

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