Rows of black ribbed tubes are building materials on a construction site.

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Size: 5128px × 3433px
Location: Pittsburgh, Pennsylvania, USA
Photo credit: © Amy Cicconi / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: building, construction, material, materials, pipe, pipes, ribbed, ridged, row, rows, site, symmetrical, tube, tubes, tubing