Reconstruction of the Karakoram Highway the China-Pakistan Friendship Tunnels can be traced to 2013, when China began construction on a bypass of Attabad Lake with a combination of 5 km worth of tunnels, two large bridges, and 78 small bridges to bypass the lake which had been formed after a 2010 earthquake triggered massive landslides. The resulting landslides cut off both the Indus River and Karakoram Highway resulting in the formation of the reservoir. Prior to completion of the bypass, all vehicular traffic had to be loaded onto barges to traverse the new reservoir. Construction of the tunnels began in 2012 and required 36 months
Reconstruction of the Karakoram Highway of corruption in the project. The next of 2 lane roadway connect Raikot to Khunjerab Pass. Reconstruction works on this section of roadway preceded the CPEC, and were initiated after severe damage to roadways in the area following the 2010 Pakistan floods. Most of this section of roadway was completed in September 2012 at a cost of $510 million, and was severely dilapidated even prior to the 2010 flooding. No additional upgrade in proposed for this section in the current reconstruction phase. The Khunjerab Pass is the highest paved international border crossing in the world and the highest point on