Thanks, molerat2210. So, to ensure my understanding, acceptable compaction can be achieved with hand compaction/tampering of the backfill material in the triangular shaped space between the 2:1 excavation lines and the vertical face of the geogrid system?
I have determined three layers of geotextile beneath a drainage structure are necessary to help with bearing capacity and settlement. What is the best way to transition from the layers of geogrid with aggregate between them to the soil backfill surrounding the reinforcement? Should the aggregate...