▁It ▁has ▁three ▁platform ▁tracks ▁and ▁is ▁served ▁exclus ively ▁by ▁DB ▁services . ▁Its ▁address ▁is ▁Bahnhof san lage ▁ 1 – 3 . ▁ ▁History ▁▁ ▁Schw etz ingen ▁station ▁was ▁opened ▁with ▁the ▁Rh ine ▁Railway ▁on ▁the ▁Mann heim – Sch w etz ingen – H ock en heim – W agh ä us el – G ra ben - Ne ud orf – E gg en stein – Kar ls ru he ▁route ▁on ▁ 4 ▁August ▁ 1 8 7 0 . ▁The ▁line ▁and ▁the ▁station ▁building ▁formed ▁part ▁of ▁the ▁Grand ▁Duch y ▁of ▁Baden ▁State ▁Railway ▁( G ro ß her z og lich ▁Bad ische ▁Staat se isen bah nen ). ▁ ▁In ▁accord ance ▁with ▁a ▁law ▁en act ed ▁by ▁Baden ▁on ▁ 2 ▁February ▁ 1 8 7 0 ▁and ▁a ▁con cess ion ▁issued ▁on ▁ 3 ▁April ▁ 1 8 7 2 ▁under ▁the ▁Bav arian - B aden ▁Tre aty ▁of ▁ 2 3 ▁November ▁ 1 8 7 1 , ▁the ▁Heidel berg – E ppel heim – Pl ank stadt – Sch w etz ingen ▁section ▁of ▁the ▁Heidel berg – Spe yer ▁railway ▁was ▁opened ▁on ▁ 1 7 ▁July ▁ 1 8 7 3 . ▁It ▁was ▁extended ▁to ▁Spe yer ▁on ▁ 1 0 ▁December ▁ 1 8 7 3 ▁over ▁a ▁p onto on ▁bridge ▁that ▁had ▁been ▁established ▁for ▁road ▁traffic ▁in ▁ 1 8 6 5 . ▁The ▁builder