U.S. Army Cold Regions Research and Engineering Laboratory, Ron Liston Seminar: The 5 February 2014 Ron Liston Seminar was presented by Tim Cary (CRREL/BSB) and Heidi Howard (CERL) as a follow-up to their co-chairmanship or the 7th Americas Conference of the ISTVS in November 2013, Tampa, Florida.

1. 7th Americas Regional
Conference of the
International Society of
Terrain-Vehicle Systems
Timothy Cary and Heidi Howard
Cold Regions Research and Engineering Laboratory
Construction Engineering Research Laboratory

2. Conference Venue
Tampa Florida November 4 – 7 2013
Combined with:
American Society of Agronomy (ASA)
Crop Science Society of America (CSSA)
Soil Science Society of America (SSSA)
Canadian Society of Agronomy (CSA)
Innovative solutions for a safer, better world

3. ISTVS Mission
To advance knowledge into terrain-vehicle
(machine) systems for improvements in
engineering practice and for innovation in the
terrain-vehicle domain.
ISTVS promotes the transfer of advanced
knowledge to the user for the benefit of
society at large in environmental protection,
energy conservation, and sustainable
development.
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4. ISTVS Focus
7th Regional Americas Conference was
focused on highlighting ERDC, NASA,
and TARDEC research efforts.
2009 started development of combined
ASA-CSSA-SSSA and ISTVS special
session.
Significant investment in the combined
conference.
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5. Participant Breakdown
Sixteen Countries
Over Sixty Participants – ranging from universities, research laboratories,
industry, and government.
Participation of: ISTVS, ASA,CSSA, SSSA and CSA
Military Training Lands and Soil & Terrain Modeling talks generated highest attendance
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6. Technical Committee & Focus Areas
Prof. Schalk Els
Ms. Heidi Howard, Co-chair
Soil and terrain modeling & characterization,
Track 1
Dr. Sally Shoop
Mr. Timothy Cary, Co-chair
Operation on soils, vegetation, snow, & ice,
Track 5
Dr. Lutz Richter
Mr. Jeff Durst
Planetary rovers and mobile robotics, Track 2
Mr. Randy Jones
Dr. Paramsothy Jayakumar
Vehicle dynamics, mobility, & safety, Track 6
Prof. Paul Ayers
Prof. Corina Sandu
Mr. Jody Priddy
Tires, wheels, and tracks modeling, Track 3
Mr. Niels Svendsen
Ms. Pat Sullivan
Ms. Stephanie Robert
Terramechanics, Track 7
Dr. George Mason
Dr. Lal Kushwaha
Agricultural & earthmoving equipment, Track 4
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7. Symposium Schedule
Day 1: ISTVS Symposium 0800 – 1430 19 Talks
Day 1: Poster Session 1600 – 1800 10 Posters
Day 2: ISTVS Symposium 0800 – 1530 17 talks
Day 3: NASA Kennedy Space Center Tour
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8. ERDC-Army
Presentations & Posters
16 Army presentations & posters
• 4 ERDC Poster
• 7 ERDC Presentations
• 8 TARDEC Presentations
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9. ERDC-Army
Presentations & Posters
!
Track 3 - Tires, Wheels, & Tracks
– Modeling:
• 2 TARDEC Presentations
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10. ERDC-Army
Presentations & Posters
!
Poster Session:
• 1 ERDC
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11. ERDC-Army
Presentations & Posters
!
Track 7 - Terramechanics:
• 1 ERDC Presentation
• 2 TARDEC Presentations
!
Track 5 – Operation on Soils,
Vegetation, Snow, & Ice:
! 6 ERDC Presentations
Innovative solutions for a safer, better world

12. ERDC-Army
Presentations & Posters
!
Track 6 - Vehicle Dynamics,
Mobility, and Safety:
• 4 TARDEC Presentations
Innovative solutions for a safer, better world

13. ERDC/Army Related Papers
Experimental Testing of an Off-Road Tire in Soft Soil (TARDEC)
Stochastic Modeling and Uncertainty Cascade of Soil Bearing and Shearing Characteristics for Light-Weight Vehicle Applications
(TARDEC)
Recommendation of a Next Generation Terramechanics Experimentation Capability for Light Weight Vehicle Applications
(TARDEC)
A Dynamic Simulation/Optimization Model for Scheduling Restoration of Degraded Military Training Lands (ERDC-CERL)
Responses of Tall-Grass Prairie to Anthropogenic Impacts (ERDC-CERL)
Effect of Vegetation Biomass on Soil Strength (ERDC-CRREL & CERL)
Above and Below Ground Biomass Effects on Soil Strength and Trafficability (ERDC-CRREL and CERL)
Biomass Changes Following Land Management and Military Disturbance (ERDC-CERL)
Off-Road Vehicle Training Impacts on Soil and Vegetation (ERDC-CERL)
Instrumented Below Ground Biomass Sampler(ERDC-CRREL)
Validation of the Vegetation and Soil Shear Tester (VASST) with Existing Soil Strength Instruments (ERDC-CRREL)
Military Vehicle Off-Road Axle Power Requirements as Related to Soil and Tire Compression (University of Tenn)
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14. Participation Outcome
Special Issue of Journal of Terramechanics to be
released early in 2015
Developed new teams for ESTCP and Legacy funded
proposals to address and quantify soil erosion
processes at Fort Benning and Camp Atterbury.
University of Pretoria, SA – development of potential
research related to Military Lands and Mobility.
Innovative solutions for a safer, better world

15. Participation Outcome Cont.
New collaboration efforts With Mr. John Hamilton of
Pacific International Space Center for Exploration
Systems (PISCES).
Significant Cost Savings Related to Pohakuloa
Training Area (PTA) Research Activities
Continued Collaboration with Dr. Paul Ayres,
University of Tennessee and Dr. Corina Sandu at
Virginia Tech.
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16. Participation Outcome Cont.
Attended unique ASA presentations on Urban Soils.
Participated in CSSA sessions on transgenic plant
breeding.
Interaction with historic partners attending ASACSSA-SSSA (USDA, Univ. IL, Univ. SD, Purdue, etc).
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