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In the past, this section was a part of Gyeongbu Expressway, but in 2002 the Seoul Metropolitan Government has takes control of this segment from Korea Expressway Corporation. As a results, this expressway became a part of Seoul Special Metropolitan Route 06. However, the name remains the same, on Traffic Broadcasting System, it is still called Gyeongbu Expressway or the name "Sigugan", and this section is also designated as Asian Highway 1.