▁and ▁di vert ed ▁into ▁their ▁appropriate ▁b ags . ▁Once ▁b ags ▁are ▁filled , ▁they ▁are ▁placed ▁on ▁a ▁convey or ▁bel t ▁to ▁be ▁sent ▁to ▁the ▁out bound ▁area ▁to ▁be ▁loaded ▁and ▁the ▁full ▁bag ▁is ▁replaced ▁by ▁an ▁empty ▁bag . ▁ ▁Out bounds ▁ ▁After ▁sorting ▁is ▁complete , ▁packages ▁proceed ▁to ▁the ▁loading ▁tra ilers , ▁which ▁are ▁located ▁in ▁the ▁out bound ▁area . ▁There ▁are ▁ 1 0 ▁out bound ▁areas ▁at ▁C AC H , ▁located ▁on ▁opposite ▁ends ▁of ▁the ▁facility . ▁Each ▁out bound ▁area ▁contains ▁four ▁do cks ▁with ▁ 2 1 ▁b ays ▁each ▁( except ▁for ▁out bounds ▁ 1 ▁and ▁ 2 , ▁which ▁contain ▁six ▁do cks ▁each ), ▁for ▁a ▁total ▁of ▁ 1 , 0 5 8 ▁loading ▁b ays . ▁Out bounds ▁ 2 ▁and ▁ 9 ▁are ▁used ▁for ▁extra ▁packages . ▁Pack ages ▁coming ▁out ▁of ▁the ▁facility ▁are ▁sorted ▁into ▁second aries , ▁which ▁divide ▁packages ▁to ▁be ▁sent ▁to ▁the ▁front ▁or ▁back ▁of ▁the ▁out bounds ▁and ▁then ▁to ▁the ▁two ▁do cks ▁on ▁either ▁side . ▁From ▁there , ▁packages ▁are ▁read , ▁sc anned , ▁and ▁di vert ed ▁down ▁into ▁tra ilers ▁to ▁be ▁sent ▁out . ▁Some ▁tra ilers ▁sent ▁out ▁are ▁then ▁sent ▁to ▁the ▁B NS F ▁rail ▁yard ▁to ▁be ▁loaded ▁onto ▁a ▁train . ▁ ▁See ▁also ▁ ▁World port ▁ ▁References ▁ ▁External ▁links ▁Tra ins ▁Magazine :