A metal detail of the roof construction of station Amsterdam Bijlmer Arena, it is connecting the roof with the supporting beams; free photo of architectural constructions by Fons Heijnsbroek, Amsterdam in november 2012
<a href="//commons.wikimedia.org/wiki/User:FotoDutch" title="User:FotoDutch">Fons Heijnsbroek</a>
<span class="int-own-work" lang="en">Own work</span>