▁re grad ed ▁was ▁the ▁line ▁par alle ling ▁St . ▁A ub in . ▁These ▁tracks ▁ran ▁from ▁the ▁north west , ▁where ▁they ▁connected ▁with ▁a ▁network ▁of ▁other ▁lines , ▁to ▁the ▁sout heast , ▁where ▁the ▁tracks ▁turned ▁to ▁parallel ▁the ▁river ▁and ▁supplied ▁a ▁number ▁of ▁large ▁fact ories , ▁including ▁the ▁Detroit - Mich igan ▁Sto ve ▁Plant , ▁the ▁United ▁States ▁Rub ber ▁Company ▁Plant , ▁and ▁the ▁Par ke - D av is ▁Labor ator ies . ▁The ▁tracks ▁terminated ▁at ▁the ▁Br ush ▁Street ▁Dep ot ▁in ▁dow nt own ▁Detroit . ▁ ▁By ▁March ▁ 1 9 3 0 , ▁ 1 6 ▁of ▁the ▁cross ings ▁of ▁what ▁now ▁is ▁known ▁as ▁the ▁" D equ indre ▁C ut " ▁were ▁finished , ▁including ▁the ▁Ch est nut ▁Street ▁bridge . ▁The ▁nearby ▁Anti et am ▁Avenue ▁Bridge ▁was ▁completed ▁soon ▁there after . ▁In ▁ 1 9 6 4 , ▁the ▁Anti et am ▁Avenue ▁Bridge ▁and ▁the ▁Ch est nut ▁Street ▁Bridge ▁were ▁te amed ▁as ▁a ▁one - way ▁pair . ▁In ▁the ▁ 1 9 8 0 s , ▁the ▁railway ▁was ▁abandoned , ▁and ▁ownership ▁changed ▁hands . ▁ ▁As ▁of ▁ 2 0 0 8 , ▁the ▁De qu indre ▁C ut ▁is ▁being ▁turned ▁into ▁a ▁rail ▁trail . ▁ ▁Description ▁The ▁Ch est nut ▁Street ▁Bridge ▁sp ans ▁the ▁De qu indre ▁C ut , ▁and ▁is ▁constructed ▁of ▁two ▁steel - string er