▁in ▁and ▁four ▁out ) ▁daily . ▁In ▁an ▁ 1 8 - hour ▁period ▁between ▁ 6 am ▁and ▁mid night , ▁on ▁average ▁one ▁passenger ▁train ▁depart ed ▁or ▁arrived ▁every ▁eight ▁minutes . ▁ ▁The ▁six ▁routes ▁served ▁were : ▁( 1 ) ▁O xt ed ▁and ▁London ▁via ▁E den bridge ▁Town ; ▁( 2 ) ▁O xt ed ▁and ▁London ▁via ▁East ▁Gr inst ead ; ▁( 3 ) ▁Three ▁Br id ges ▁via ▁East ▁Gr inst ead ; ▁( 4 ) ▁U ck field , ▁Lew es ▁and ▁Bright on ; ▁( 5 ) ▁He ath field , ▁H ail sh am ▁and ▁East bourne ; ▁and ▁( 6 ) ▁Ton bridge ▁and ▁Seven o aks ▁via ▁Tun bridge ▁Well s ▁Central . ▁ ▁Dec line ▁and ▁closure ▁ ▁As ▁the ▁popular ity ▁of ▁the ▁motor ▁car ▁increased , ▁train ▁services ▁were ▁sever ely ▁cut ▁back ▁due ▁to ▁the ▁lack ▁of ▁patron age , ▁and ▁the ▁number ▁of ▁services ▁passing ▁through ▁Tun bridge ▁Well s ▁West ▁decl ined ▁as ▁one ▁line ▁after ▁another ▁was ▁closed ▁from ▁the ▁ 1 9 5 0 s ▁on wards . ▁First , ▁the ▁East ▁Gr inst ead ▁to ▁Lew es ▁line ▁closed ▁in ▁ 1 9 5 8 , ▁then ▁the ▁C uck oo ▁Line ▁in ▁ 1 9 6 5 , ▁the ▁Three ▁Br id ges ▁to ▁Gro om bridge ▁in ▁ 1 9 6 7 , ▁and ▁finally ▁the ▁We al den ▁Line ▁in ▁ 1 9 6 9