Ciidanka Maraykanka ee Injineerada Dredge Potter ee Degmada St Louis ayaa todobaadkii hore ka soo ambabaxay Saldhiga Adeegga Degmada St. Louis halkaas oo uu ka bilaabay xilligi 90-aad ee daadinta.
Fulinta himilada degmada ee ah ilaalinta sagal cagood qoto dheer, 300-foot oo ballac kanaal ah oo 300 mayl u jira Wabiga Mississippi laga bilaabo Saverton, Mo., ilaa Qaahira, Ill., Potter-ku waxa uu gacan ka geystaa socodka suurta galka ah ee doomaha jiiduhu in ay kor u qaadaan ganacsiga hoos wabiga.
Intaa waxaa dheer, degmada St. Louis waxay sii haysaa kanaalka navigation-ka ee 80 mayl hoose ee wabiga Illinois iyo sidoo kale 36 mayl hoose ee wabiga Kaskaskia.
Waxaa la dhisay 1932 intii lagu jiray Niyad-jabka Weyn, Dredge Potter waa qulqulka ugu da'da weyn ee Corps waxaana markii hore loo bilaabay sidii weel ku shaqeeya uumi.
Potter-ka maanta waa “qashin boodh ah” oo loogu magac daray Brigadier General Charles Lewis Potter oo ahaa taliyihii degmada St. Louis intii u dhaxaysay 1910 ilaa 1912, iyo Madaxweynaha Komishanka Wabiga Mississippi 1920 ilaa 1928.
Qashin-qubka Potter-ka wuxuu gooyaa 32 cagood oo ballac ah oo ku teedsan gunta hoose ee webiga, halka bamka qulqulaya uu keeno wasakh gudaha tuubada qaadashada oo uu u soo saaro dhuumo sabeynaya in la dhigo meel ka baxsan kanaalka socdaalka.
Potter-ka Dredge wuxuu dhaqaajin karaa 4,500 cubic yards oo sediment ah saacaddii.Xilli ciyaareedkii hore, kooxda dredger waxay dhaqaaqeen in ka badan 5.5M cubic yards
Xilli roobaadka caadiga ah ee degmada St. Louis waxa uu socdaa Juulaay ilaa Disembar laakiin wuu is beddeli karaa iyadoo lagu saleynayo xaaladaha webiga, ayuu yiri USACE.