The purpose of this standard is to provide minimum performance requirements for fused polyolefin coating systems for the exterior of steel water pipelines, including system components, application, inspection, testing, marking, and packaging requirements. This standard or sections of this standard can be referenced in documents for purchasing and receiving fused polyolefin coating systems for the exterior of steel water pipelines. This standard can be used as a guide for applying, inspecting, and testing fused polyolefin coating systems for the exterior of steel water pipelines. The stipulations of this standard apply when this document has been referenced and only to fused polyolefin coating systems for the exterior of steel water pipelines.