Spanish City Installs 3D-Printed Bridge

Jen Kinney for Next City:  Alcobendas, Spain, this week unveiled a 3D-printed pedestrian bridge, reports 3ders.org, a 3D printing news site. The approximately 40-foot concrete bridge is made up of eight separate parts that fit together, and was created using an additive manufacturing process. It spans a small canal in Castilla La Mancha Park.

According to a statement from the Alcobendas City Council, the 3D printing process resulted in far less waste than normally produced while creating concrete structures, making it less expensive than traditional processes.

Large-scale 3D printing holds the promise of versatility — since structural elements can be created without molds or forms — and of sustainability, since raw material can often be recycled and fewer resources are required during manufacture.  Cont'd...

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