Riney provides expert highways drainage services across London, helping to prevent flooding, protect road infrastructure, and ensure long-term network resilience. Our civil engineering drainage solutions include gully installation, culvert repairs, surface water systems, and full drainage upgrades—designed to meet environmental standards and reduce surface water flooding. 

We manage cyclical gully cleaning programmes, emergency flood response, and ensure proper waste disposal in line with environmental regulations. Using asset management data, we optimise cleaning schedules and prioritise high-risk areas. In partnership with sister company, and leading water management and quality experts Hydro International, we can also offer integrated design, installation, and maintenance—supporting safer, more sustainable highways across London.