Pre-stressed concrete is an ideal material for beam bridge construction; the concrete withstands the forces of compression well and the steel rods imbedded within resist the forces of tension.

This unusual arch bridge consists of short pieces of timber woven under and over cross-beams and then lashed together ... The New River bridge Today materials like steel and pre-stressed concrete ...

To better understand the challenges of bridges, we've created interactive 3D models below that reveal the key factors ...

The construction of a bridge that will allow high speed trains to pass under the busy A43 near Brackley has taken a major ...