roadrainage.com assists users in implementing best practice because we are the only entity in this field dedicated towards creating user friendly design calculator software packages that integrate the key lessons learned from synthesis of relevant published research.

After performing a design calculation, if you would like to have Advanced Geotech Systems provide material specifications that meet your performance criteria, click the submit button.

*Design calculators are best viewed through MS Internet Explorer

1. Flexible Pavements: design with a Synthetic Drainable Geocomposite (SDG)
2. Rigid Pavements: design with a Synthetic Drainable Geocomposite (SDG)
3. Flexible Pavements with Geogrid Reinforcement (English)
4. Pavimentos Flexibles con Refuerzo de Geomalla (Español)
5. Unpaved Roads with Geogrid Reinforcement
6. Roadway Erosion Control (2)
7. Roadway Design Cost-Benefit Calculator