[1][2] This road stretches through Jorong Aie Putiah, Nagari Sarilamak, Harau sub-district of Lima Puluh Kota Regency of West Sumatera and is part of the interconnecting road link between Central Sumatra and the East Coast of Sumatra.

The new overpass/flyover/bridge was officially inaugurated by then President Susilo Bambang Yudhoyono in October 2013.

[3][4] This road winds across the Bukit Barisan that extends from north to south of Sumatra Island.

In 2000, vehicle traffic between West Sumatra and Riau had reached between 9,000 and 11,000 vehicles a day carrying about 15.8 million people and about 28.5 million tons of goods a year.

Addressing this issue, the Kelok 9 overpass construction began in November 2003 after obtaining central government approval through the National Development Planning Agency in August 2003.