240 likes | 371 Views
Possible Use of VT’s Column-Supported-Embankment Test Facility to Investigate Embankments in Karst Terrain. George Filz Virginia Tech October 2011. Column-Supported-Embankment Test Facility. Test Facility Concept. Cutting and Placing Geofoam.
E N D
Possible Use of VT’sColumn-Supported-EmbankmentTest Facility to InvestigateEmbankments in Karst Terrain George Filz Virginia Tech October 2011
Geofoam around Columns,Dissolver Distribution System in Place
Low Embankment, Widely Spaced Columns, Before Dissolving Geofoam
Low Embankment, Widely Spaced Columns, After Dissolving Geofoam
Low Embankment, Closely Spaced Columnsbefore Dissolving Geofoam
Low Embankment, Closely Spaced Columnsafter Dissolving Geofoam
Low Embankment, Closely Spaced Columnsafter Dissolving Geofoam and Trafficking
High Embankment, Closely Spaced Columns,before Dissolving Geofoam
High Embankment, Closely Spaced Columns,after Dissolving Geofoam and Trafficking,No Differential Settlement
Comparing Pilot-Scale Tests to Bench-Scale Tests and Case History Data After Trafficking Before Trafficking