List of Contributions

Geogrids are good alternatives for filling over pumping sub-grades to get you above the failing area and to be able to get compaction on subsequent lifts if you have enough depth. However, you should try to determine and eliminate the excess water under the pavement section. This can be done with ...

Brian My first suggestion would be increase the access size already proposed in the Tub Girder. Creating an opening in the deck will have issues gaining access due to the reinforcing steel. The steel would have to be left out in the opening and then either doweled and epoxied in or use threaded anchors. ...