s ▁by ▁a ▁new ▁building ▁on ▁the ▁southern , ▁city ▁centre , ▁side ▁of ▁the ▁line . ▁This ▁in ▁turn ▁was ▁replaced ▁in ▁the ▁ 1 9 7 0 s ▁by ▁the ▁current ▁large ▁station ▁building ▁on ▁the ▁same ▁side ▁of ▁the ▁line . ▁ ▁Operation ▁ ▁The ▁station ▁has ▁five ▁through ▁platforms ▁on ▁the ▁main ▁line , ▁and ▁two ▁terminal ▁platforms ▁on ▁the ▁B rem g arten – D iet ikon ▁railway . ▁Wh ilst ▁the ▁B rem g arten – D iet ikon ▁terminal ▁platforms ▁are ▁alongside ▁their ▁main ▁line ▁equival ents , ▁trains ▁approach ▁them ▁via ▁street ▁running ▁track ▁through ▁the ▁centre ▁of ▁Diet ikon ▁and ▁across ▁the ▁station ▁front age . ▁Also ▁in ▁the ▁station ▁front age ▁is ▁a ▁large ▁covered ▁bus ▁station , ▁used ▁by ▁local ▁and ▁regional ▁bus ▁services . ▁ ▁For ▁most ▁of ▁the ▁day , ▁line ▁S 1 1 ▁provides ▁ 2 ▁train ▁per ▁hour ▁( t ph ) ▁to ▁Zürich ▁and ▁W etz ikon ▁and ▁ 1 ▁t ph ▁to ▁L enz burg ▁and ▁A ar au . ▁Line ▁S 1 2 ▁provides ▁ 2 ▁t ph ▁to ▁Zürich ▁and ▁Winter thur ▁and ▁ 2 ▁t ph ▁to ▁Baden ▁and ▁Bru gg . ▁Line ▁S 1 7 ▁provides ▁ 2 ▁t ph ▁to ▁W oh len , ▁with ▁an ▁additional ▁ 2 ▁t ph ▁as ▁far ▁as ▁B rem g arten ▁on ▁week days ▁only . ▁Line ▁S 1 9 ▁provides ▁ 2 ▁t ph ▁to ▁Zürich ▁and ▁E ff ret ikon , ▁with