2011年,為(wei)優化(hua)北(bei)京(jing)市綜(zong)合交(jiao)通(tong)樞(shu)(shu)(shu)紐布局(ju),做好各種交(jiao)通(tong)樞(shu)(shu)(shu)紐間的有效銜(xian)接,打造立體(ti)(ti)化(hua)公共交(jiao)通(tong)體(ti)(ti)系(xi),國家發(fa)展改革委(wei)提出了由北(bei)京(jing)市組織(zhi)開展北(bei)京(jing)市綜(zong)合交(jiao)通(tong)樞(shu)(shu)(shu)紐規劃若干重(zhong)大問題研(yan)究的要求,重(zhong)點對綜(zong)合交(jiao)通(tong)樞(shu)(shu)(shu)紐布局(ju)規劃優化(hua)、綜(zong)合交(jiao)通(tong)樞(shu)(shu)(shu)紐建設和管理以及對外交(jiao)通(tong)通(tong)道等進行研(yan)究。