Tashar Gwajin Ruwa, wadda aka sani da WES-Original Cantonment a Vicksburg, Mississippi, wani yanki ne mai 673 acres (272 ha) ginin da aka gina a cikin shekarata 1930 a matsayin cibiyar bincike na Sojojin Amurka na Rundunar Injiniya . Harabar sa shine wurin hedkwatar Cibiyar Bincike da Ci gaban Injiniya (ERDC) na Corps of Engineers. WES ita ce mafi girma daga cikin dakunan gwaje-gwaje na bincike da ci gaba na Corps na Injiniya.  An jera makaman a cikin Rijistar Wuraren Tarihi na Ƙasar Amurka a cikin shekarata 2000 a wani ɓangare na gine-ginensa. Jerin ya kasance na 16 acres (6.5 ha) yanki mai iyaka da Spillway, Durden Creek, Tennessee Rd., da Dam Spillway, a cikin Vicksburg, tare da gine-gine masu ba da gudummawa guda biyar da tsarin bayar da gudummawa uku. Sha'awar zamani na ƙirar ƙirar sikelin don nazarin injiniyan ruwa na iya komawa zuwa samfurin nunin kwararowar ruwa a cikin bututun da ke gefen gilashi a Jami'ar Michigan a ƙarshen karni na 19. Farfesa mai ziyara daga Kwalejin Fasaha a Dresden, Hubert Engels [de], ya shaida samfurin kuma bayan dawowarsa, ya gina irin wannan samfurin a Dresden.