The South African National Roads Agency’s Gauteng Freeway Improvement Project (GFIP) has moved ahead with the placement of the 140t Lynnwood Glen pedestrian and pipe bridge.

The structure is a key component of the project and once finished will weigh 400t through the addition of handrails, a concrete walkway and two water mains, according to

The structure features a steel bowstring arch bridge spanning 73m, with a width of 6m and a height of 13m at mid-span.

The bridge has been designed by ARQ Consulting Engineers and built by Cadcon.

The $203m first phase of the GFIP involves upgrading 185km of freeway network by 2011 and further phases will involve upgrading 223km of roads and building 158km of new roads, with the total project covering 561km.