 The design was inspired by contemporary French locomotives, such as SNCF Class BB 15000 and SNCF Class CC 6500.On November 3, 1975, units 8056 and 8058 fell off the Seonam bridge, on the Taebaek Line.8056 was refurbished in KNR Seoul Factory in January 1977, 8058 was rebuilt by Hanjin Heavy Industry in January 1979.