Geocells have proven to be highly effective reinforcement material for enhancing load support across various soil structures, namely, foundations, embankments, and retaining walls. The present manuscript highlights the effectiveness of a unique and invented Geocell Anchor Cage (GAC) in increasing the load bearing capacity of geocell reinforced foundation beds. The structure of GAC is majorly comprising of a polymeric grid with numerous elevated pins at predefined locations so that each pin is suitably located at the mid location of each pocket of geocell. The filament composed of poly lactic acid was utilized to develop the GAC, through additive manufacturing (3D printing) technique. The effect of GAC in geocell reinforced beds is studied through conducting plate load tests on different sand beds, namely, unreinforced, geocell reinforced, sand bed reinforced with geocell and geogrid, and reinforced bed using both the GAC and geocell. From the results, reinforced bed using a geocell mattress of three times the width of a footing and a GAC has exhibited a bearing capacity similar to that of a reinforced bed using only geocell of width four times the width of a footing. In this way, the newly invented GAC system enhances the load supporting ability of geocell reinforced beds with cost-effectiveness and reduced space requirements.

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Geocell Anchor Cage (GAC) System: An Invention to Enhance Geocell Performance for Heavy Load Support

  • Hasthi Venkateswarlu,
  • G. Madhavi Latha

摘要

Geocells have proven to be highly effective reinforcement material for enhancing load support across various soil structures, namely, foundations, embankments, and retaining walls. The present manuscript highlights the effectiveness of a unique and invented Geocell Anchor Cage (GAC) in increasing the load bearing capacity of geocell reinforced foundation beds. The structure of GAC is majorly comprising of a polymeric grid with numerous elevated pins at predefined locations so that each pin is suitably located at the mid location of each pocket of geocell. The filament composed of poly lactic acid was utilized to develop the GAC, through additive manufacturing (3D printing) technique. The effect of GAC in geocell reinforced beds is studied through conducting plate load tests on different sand beds, namely, unreinforced, geocell reinforced, sand bed reinforced with geocell and geogrid, and reinforced bed using both the GAC and geocell. From the results, reinforced bed using a geocell mattress of three times the width of a footing and a GAC has exhibited a bearing capacity similar to that of a reinforced bed using only geocell of width four times the width of a footing. In this way, the newly invented GAC system enhances the load supporting ability of geocell reinforced beds with cost-effectiveness and reduced space requirements.