Looking W from <a href="https://en.wikipedia.org/wiki/conveyor_belt" class="extiw" title="w:conveyor belt">conveyor belt</a> structure at recently-closed Martin-Marietta sand yard between Floyd and Brook Sts.
<p>End of conveyor could be moved to drop <a href="https://en.wikipedia.org/wiki/Construction_aggregate" class="extiw" title="w:Construction aggregate">aggregates</a> into different piles.
(Belts have been removed)
Sand yard office building (future home of Waterfront Development Corp.) at upper left of photo
Ohio River mile 604.
Louisville, Kentucky.
Dec. 1987.
File # 87l057.
.
35 mm Kodachrome.
Plustek OpticFilm 7600i and Silverfast 8.
Picture Window 6.
</p>
JPEG quality 95.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/70020260@N04">William Alden</a> from Louisville, Kentucky, USA
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/bill_alden/8693383320/">87l057: Looking W from conveyor belt structure at Martin-Marietta sand yard</a>