▁the ▁Southern ▁Pacific ▁Transport ation ▁Company ▁to ▁down grade ▁its ▁own ▁line ▁to ▁Cor pus ▁Christ i , ▁the ▁former ▁San ▁Antonio ▁and ▁Ar ansas ▁Pass ▁Railway , ▁to ▁secondary ▁status ▁and ▁instead ▁to ▁le ase ▁use ▁of ▁the ▁" S aus age ." ▁While ▁the ▁line ▁west ▁of ▁Ple as anton ▁has ▁long ▁been ▁removed , ▁the ▁main ▁line ▁from ▁San ▁Antonio ▁to ▁Cor pus ▁Christ i ▁is ▁still ▁the ▁inc arn ation ▁of ▁the ▁original ▁" S aus age ". ▁ ▁References ▁ ▁Category : Def unct ▁Texas ▁rail ro ads ▁Category : Form er ▁Class ▁I ▁rail ro ads ▁in ▁the ▁United ▁States ▁Category : Pre de cess ors ▁of ▁the ▁Missouri ▁Pacific ▁Rail road ▁Category : Pre de cess ors ▁of ▁the ▁Union ▁Pacific ▁Rail road ▁Category : Standard ▁gauge ▁rail ways ▁in ▁the ▁United ▁States ▁Category : R ail way ▁companies ▁established ▁in ▁ 1 9 0 9 ▁Category : 1 9 0 9 ▁establish ments ▁in ▁Texas ▁Category : R ail way ▁companies ▁dis est ab lished ▁in ▁ 1 9 5 6 ▁Category : Transport ation ▁in ▁San ▁Antonio ▁Category : History ▁of ▁Cor pus ▁Christ i , ▁Texas ▁Category : Dim mit ▁County , ▁Texas ▁Category : La ▁S alle ▁County , ▁Texas ▁Category : Live ▁Oak ▁County , ▁Texas ▁Category : History ▁of ▁San ▁Antonio ▁Category : U val de ▁County , ▁Texas ▁Category : Z av ala ▁County , ▁Texas ▁Category : 1 9 5 6 ▁dis est ab lish ments ▁in ▁Texas