Side Cut In Reclamation Work (IMAGE) American Society of Agronomy Caption This is a side cut of the pipeline right-of-way showing topsoil, regolith, and bedrock. Topsoil depths in these regions are typically shallow given the steep slopes. Credit James Hartsig Usage Restrictions Please use with story only. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.