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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Alternatives to Stone Base Construction Julio Vela Craig George Saunders

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Range of Projects

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Subgrade Soil Type (fine-grained or granular) and associated susceptibility to damage during construction Groundwater Cut/Fill Requirements Earthwork Contractor Experience and Equipment Water Quality and Infiltration Requirements Design Requirement For Granular Layer, Support or Drainage Design Life (building smart) GEOTECHNICAL FACTORS FOR SYNTHETIC FIELDS

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com DRAINAGE DESIGN CONSIDERATIONS

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com CONVENTIONAL SYSTEM

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Mix Design: Soil Type, Correct Moisture, and Cement with Soil Appropriate Specialized Equipment Knowledgeable Contractors (amendment and earthwork collaboration) Good Specifications (mix of performance- and method- based with add/deducts) Quality Control Challenges: Knowledgeable Contractors, Curing Time, Infiltration, and cobble/boulder soils CEMENT AMENDMENT SUCCESS FACTORS

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com AMENDED SECTION

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com INFILTRATION TRENCH THROUGH AMENDED SECTION

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com INFILTRATION TRENCH THROUGH AMENDED SECTION

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com INFILTRATION DRAINAGE DESIGN CONSIDERATIONS

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Spreading Cement

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com About As Difficult As It Gets

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Spreading Trouble Success

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Mixing/Tilling Optimal Conditions

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Mixing/Tilling Optimal Conditions

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Mixing/Tilling Too Wet Acceptable

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Mixing/Tilling Adding Water

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Initial Compaction Static Pad Roller

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Initial Compaction Trouble Success

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Finishing Compaction Trouble Success

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Liberty High School Field

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Liberty High School Field

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Liberty High School Field

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Amendment Design

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Amendment Design

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Quality Control 26

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Cement Amendment Field Testing

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com COSTS 28

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com COSTS 29

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Geotechnical I Environmental I Geological I Mining I Pavement I www.geodesigninc.com Yes! Thank you for spending your time with us today. We look forward to opportunities to assist you in your projects. GeoDesign, Inc. George Saunders gsaunders@geodesigninc.com 503.704.0338