Allen Hammack News Today : Breaking News, Live Updates & Top Stories | Vimarsana

The U.S. Army Engineer Research and Development Center (ERDC) is modeling new auxiliary locks to be constructed on the upper Ohio River.

United statesSteve fritzCarolc colemanAllen hammackUs army engineer researchDevelopment centerHydraulics laboratoryEngineer researchPittsburgh engineer districtPittsburgh districtChris deningUpper ohio navigation