▁Park , ▁but ▁O yst er ▁cards ▁cannot . ▁ ▁Station ▁layout ▁ ▁The ▁station ▁has ▁four ▁platforms ▁in ▁total , ▁two ▁island ▁platforms ▁on ▁both ▁sides , ▁but ▁only ▁platforms ▁ 1 ▁& ▁ 4 ▁are ▁used ▁regularly , ▁platforms ▁ 2 ▁& ▁ 3 ▁are ▁only ▁used ▁during ▁line ▁dis ruption ▁or ▁engineering ▁work . ▁The ▁west ▁side ▁serves ▁north bound ▁services ▁and ▁another ▁island ▁platform ▁serving ▁south bound ▁services ▁which ▁lies ▁to ▁the ▁east . ▁The ▁station ▁car ▁park ▁par alle ls ▁the ▁island ▁platforms ▁to ▁the ▁east . ▁ ▁The ▁platforms ▁are ▁reached ▁by ▁a ▁ste ep ▁foot bridge , ▁the ▁station ▁building ▁( an ▁L NER ▁surv iv or ) ▁being ▁a ▁part - time ▁book ing ▁office ▁at ▁the ▁N W ▁extrem ity ▁of ▁the ▁station . ▁ ▁T icket ▁office ▁opening ▁times ▁and ▁station ▁staff ing ▁hours ▁ ▁Below ▁are ▁the ▁current ▁opening ▁and ▁staff ing ▁times ▁for ▁Brook mans ▁Park , ▁. ▁ ▁Route ▁ ▁Services ▁ ▁There ▁is ▁a ▁basic ▁week day ▁off - pe ak ▁service ▁of ▁ 3 t ph ▁in ▁both ▁directions , ▁south bound ▁to ▁Mo org ate ▁and ▁north bound ▁to ▁Wel w yn ▁Garden ▁City . ▁ ▁This ▁dro ps ▁to ▁every ▁half - hour ▁at ▁week ends . ▁ ▁Late ▁evening ▁& ▁week end ▁services ▁used ▁to ▁run ▁to ▁and ▁from ▁Kings ▁Cross ▁rather ▁than ▁using ▁the ▁Northern ▁City ▁Line , ▁but ▁from ▁ 1 3 ▁December ▁ 2 0 1 5 ▁Great ▁Northern ▁introduced ▁a ▁week