The Delaware Department of Transportation (DelDOT) has completed its first large-scale metal plate arch rehabilitation using GeoTree Solutions’ GeoSpray geopolymer spray on mortar.

Trenchless Technology has published an article by GeoTree Solutions' Scott Naiva.

The piece highlights the details of a project which saw the rehabilitation of three locations which included a single barrel corrugated metal pipe, a triple barrel steel plate pipe arch, and a double barrel aluminum plate pipe.

The full article can be read to the right or downloaded here.