▁in ▁August ▁ 1 8 3 2 ▁in ▁the ▁pla ins ▁and ▁from ▁ 1 5 ▁March ▁ 1 8 3 3 ▁all ▁the ▁way . ▁ ▁Re const ruction ▁of ▁the ▁ 1 8 5 0 s ▁▁▁ ▁In ▁ 1 8 5 7 , ▁the ▁André zie ux ▁to ▁le ▁C ote au ▁line ▁was ▁rest ruct ured ▁to ▁allow ▁operation ▁by ▁heav ier ▁and ▁faster ▁trains . ▁The ▁crossing ▁of ▁the ▁threshold ▁of ▁Ne ul ise ▁was ▁abandoned : ▁the ▁first ▁railway ▁to ▁be ▁closed ▁in ▁France . ▁From ▁Bal b igny , ▁the ▁track ▁followed ▁the ▁river ▁to ▁le ▁C ote au ▁via ▁six ▁t unn els . ▁The ▁bridge ▁over ▁the ▁Lo ire ▁between ▁le ▁C ote au ▁and ▁Ro anne ▁opened ▁in ▁ 1 8 5 8 ▁. ▁ ▁References ▁ ▁Bibli ography ▁▁ ▁François ▁et ▁Mag uy ▁Pal au , ▁Le ▁rail ▁en ▁France , ▁les ▁ 8 0 ▁premi ères ▁l ignes , ▁ 1 8 2 8 - 1 8 5 1 , ▁ 1 9 9 5 . ▁ ▁Pierre ▁D au zet , ▁Le ▁siècle ▁des ▁chem ins ▁de ▁fer ▁en ▁France , ▁ 1 8 2 1 - 1 9 3 8 , ▁Font en ay - aux - R oses , ▁B ellen and , ▁ 1 9 4 8 . ▁ ▁Jean ▁Claude ▁Fa ure ▁et ▁G ér ard ▁V ache z , ▁La ▁Lo ire ▁ber ce au ▁du ▁rail ▁Fran çais , ▁Éditions ▁AR F , ▁