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To Predict The Heaving Potential of Soils Using GIS Presented by Sachin Kunagalli.

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Presentation on theme: "To Predict The Heaving Potential of Soils Using GIS Presented by Sachin Kunagalli."— Presentation transcript:

1 To Predict The Heaving Potential of Soils Using GIS Presented by Sachin Kunagalli

2 To Predict The Heaving Potential of Soils Using GIS Objective The objective of the project is to predict the soil series along the route SH 130 that are presumed to heave after lime stabilization.

3 To Predict The Heaving Potential of Soils Using GIS Overview A pavement surface course is generally one of the two forms: Portland cement concrete or asphalt concrete. Lime stabilization comes into picture when the subgrade soil is very soft. The problem of heaving is common when sulfate is present in the subgrade soil. A secondary mineral called ETTRINGITE is formed under favorable conditions.

4 To Predict The Heaving Potential of Soils Using GIS 1.Abundant amount of water 2.High Sulfate concentration

5 To Predict The Heaving Potential of Soils Using GIS Why GIS? Huge data Time Money

6 To Predict The Heaving Potential of Soils Using GIS Data Soil survey map from SSURGO Map of counties of Texas with all major roads (paper map) Geological map of Texas (paper map)

7 To Predict The Heaving Potential of Soils Using GIS Procedure  Gather data regarding calcium carbonate, soil swelling, water capacity and sulfate.

8 To Predict The Heaving Potential of Soils Using GIS Procedure  Manually feed in all the data gathered from the county soil survey report.

9 To Predict The Heaving Potential of Soils Using GIS

10 Procedure  Scan the map of geology of Texas and also the map of Texas with all major roads.

11 To Predict The Heaving Potential of Soils Using GIS

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13 Procedure  Digitize the map and georeference the paper map.

14 To Predict The Heaving Potential of Soils Using GIS Grid map of SH 130

15 To Predict The Heaving Potential of Soils Using GIS Route map of SH 130

16 To Predict The Heaving Potential of Soils Using GIS Calcium carbonate concentration

17 To Predict The Heaving Potential of Soils Using GIS Soil swell

18 To Predict The Heaving Potential of Soils Using GIS Water capacity

19 To Predict The Heaving Potential of Soils Using GIS Sulfate concentration

20 To Predict The Heaving Potential of Soils Using GIS Heaving potential areas

21 To Predict The Heaving Potential of Soils Using GIS Use Predicts heaving potential areas. Reduces time Gives the mineral compositions like sulfate, calcium carbonate, soil swell and the water capacity for whole of Williamson county.

22 To Predict The Heaving Potential of Soils Using GIS Questions?


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