Culvert Type Evaluation: Concrete vs Plastic vs Corrugated Metal Status: ActiveProject Start Date: 04/05/2021Subscribe for Updates Summary: The goal of this project is to investigate the differences between three culvert types (reinforced concrete pipe (RCP), plastic (polypropylene) pipe, and corrugated metal pipe (CMP), and develop best practices guidance for usage of the different pipe materials. Final Deliverables: Related Materials: Related Research: