
Self Lay New Connections

Gas Connections (GIRS)
Terrafirma Pipeline is a GIRS-accredited Utility Infrastructure Provider (UIP), approved under the Gas Industry Registration Scheme (GIRS) and recognised by all major gas network operators and the Energy Networks Association (ENA). We are accredited to carry out contestable works, including the design, construction, and commissioning of new gas infrastructure. We deliver customer-focused, cost-effective solutions for new gas connections, mains installations, and associated network services across residential, commercial, and industrial developments. As a competitive alternative to the local gas transporter, Terrafirma Pipeline offers a fully managed GIRS service — from design and planning through to final connection and adoption by the network operator. Our skilled in-house team ensures every project is delivered safely, efficiently, and to the highest industry standards.
Water Connection (WIRS)
Terrafirma Pipeline is a WIRS-accredited Self-Lay Organisation (SLO), approved under the Water Industry Registration Scheme (WIRS) and recognised by all water companies and Water UK. We are accredited to carry out contestable works, including the construction of mains and services, as well as routine mains connections. We provide customer-focused, cost-effective solutions for the installation of new water mains and service connections across all types of developments. As a competitive alternative to your local water company, Terrafirma Pipeline offers a fully managed self-lay service — from design and construction through to final handover to the incumbent water authority. Our experienced team actively project manages every scheme, ensuring efficiency, compliance, and a seamless delivery from start to finish.
