![](http://www.alamy.com/thumbs/6/62365025-A153-4B88-8474-2F34276DBA1C/ERJD2H.jpg)
The underside of a concrete spiral staircase beneath the the A3029 bridge in Bristol.
The underside of a concrete spiral staircase.
Size: 4256px × 2832px
Location: Bristol Harbour, Bristol, UK.
Photo credit: © Jonny White / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: architecture, beneath, cement, concrete, industrial, outdoor, prefab, spiral, spiraling, staircase, stairs, steps, underside