[1] It was proposed to pave the road in its entirety part of the Avança Brasil project, which in 2007 was replaced by the Programa de Aceleração do Crescimento.

[2][3] Since the construction in 1976, most of the highway was not paved in the state of Pará, with most of the asphalt existing only from the urban area of Santarém to the city of Rurópolis.

Because of this, the stretches of beaten ground turned into big puddles in times of rain, hindering the flow of agricultural crops from the region.

[5] In the state of Mato Grosso, the Federal Government has been doubling the road between the cities of Cuiabá and Rondonópolis, a stretch of 191 km.

[18] In the state of Santa Catarina the highway gains the status of a road center for transporting agricultural production, most notably from São Miguel do Oeste.