Seoul’s push to bury aging roads revives questions over Dongbu Expressway's illegal past

The Seoul Metropolitan Government's recent move to build an underground expressway in the northern part of the city has renewed scrutiny over another aging road structure: a major arterial road stained since its creation 30 years ago by flood risk and its illegal construction. The Dongbu Expressway in northwestern Seoul runs directly along — and partially occupies — the Jungnangcheon. It was designated an illegal facility in 1994 after authorities concluded it obstructed water flow and increased