Looking ESE from just above 600-foot lock at <a rel="nofollow" class="external text" href="https://www.lrl.usace.army.mil/Missions/Civil-Works/Navigation/Locks-and-Dams/McAlpine-Locks-and-Dam/">McAlpine Locks</a>.
<p>Two <a href="https://en.wikipedia.org/wiki/concrete" class="extiw" title="w:concrete">concrete</a> <a rel="nofollow" class="external text" href="http://americanconcrete.com/commercial/box_culverts/box-culverts.htm">box culvert</a> sections before installation.
(I think a <a href="https://en.wikipedia.org/wiki/Storm_drain" class="extiw" title="w:Storm drain">storm sewer</a> was being improved.)
Old <a href="https://en.wikipedia.org/wiki/Robinia_pseudoacacia" class="extiw" title="w:Robinia pseudoacacia">locust tree</a>.
.
<a href="https://en.wikipedia.org/wiki/Ohio_River" class="extiw" title="w:Ohio River">Ohio River</a> mile 607.
<a href="https://en.wikipedia.org/wiki/Louisville,_Kentucky" class="extiw" title="w:Louisville, Kentucky">Louisville, Kentucky</a>.
March 25, 2001.
file # a1c055.
.
</p>
Scanned from 6x9 cm Fuji NPS color negative, taken with Fuji rangefinder.
<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/28440436347/">a1c055: Concrete box culvert sections</a>