Which engineer designed the Great Western Railway?

Which engineer designed the Great Western Railway? Isambard Kingdom Brunel was appointed engineer for the Great Western Railway and designed its main route and major works.

The railway was created to connect London with Bristol and then extend toward south-western England, Wales, and the West Midlands. Brunel was appointed in 1833, when he was only 27, and surveyed a route intended to provide relatively gentle gradients and fast running. The London–Bristol line was completed in 1841.

Brunel chose a broad gauge of 7 feet 1⁄4 inch, wider than the gauge that later became Britain’s standard. He believed the wider track would permit more stable, faster trains, though the choice eventually created compatibility problems as the national railway network converged on standard gauge.

His railway included ambitious structures such as Maidenhead Railway Bridge, Wharncliffe Viaduct, and Box Tunnel. Brunel designed the system, but he did not personally create every component: Daniel Gooch later developed many of the GWR’s successful locomotives, while other engineers managed sections and structures. That distinction explains why Brunel is the canonical answer without being the sole worker on the project.