▁ 1 2 ▁is ▁a ▁large ▁ind oor ▁ar ena ▁which ▁hosts ▁concert s ▁and ▁spect acles ▁for ▁a ▁maximum ▁capacity ▁of ▁ 1 5 , 0 0 0 ▁people . ▁ ▁Pot ential ▁location ▁for ▁European ▁Commission ▁offices ▁ ▁The ▁He ys el ▁Project ▁is ▁a ▁potential ▁European ▁Union ▁( E U ) ▁" qu arter " ▁development ▁in ▁the ▁He ys el . ▁The ▁area ▁surrounding ▁the ▁At om ium ▁might ▁become ▁a ▁location ▁for ▁some ▁of ▁the ▁European ▁Commission ' s ▁buildings , ▁according ▁to ▁a ▁draft ▁project ▁developed ▁by ▁the ▁city ▁of ▁Br uss els . ▁The ▁city ▁of ▁Br uss els ▁had ▁decided ▁to ▁allocate ▁this ▁area ▁to ▁" in frastr uct ures ▁dedicated ▁to ▁the ▁international ▁voc ation ▁of ▁Br uss els " ▁and ▁planned ▁to ▁ere ct ▁a ▁convention ▁centre ▁of ▁" intern ational ▁dimensions " ▁with ▁a ▁capacity ▁of ▁ 3 , 5 0 0 ▁seats ▁and ▁an ▁" important ▁commercial ▁centre ." ▁In ▁January ▁ 2 0 0 9 , ▁the ▁Commission ▁sp okes w oman ▁Val erie ▁R amp i ▁confirmed ▁that ▁the ▁EU ▁executive ▁was ▁considering ▁several ▁propos als ▁for ▁a ▁new ▁location , ▁with ▁some ▁ 1 0 0 , 0 0 0 ▁square ▁metres ▁of ▁office ▁space . ▁The ▁draft ▁of ▁ 1 5 ▁September ▁ 2 0 0 8 ▁is ▁entitled ▁" Application ▁file ▁for ▁the ▁He ys el ▁plain ▁to ▁host ▁a ▁new ▁European ▁quarter ". ▁N ine ▁propos als ▁were ▁received ▁by ▁ 1 5 ▁September ,