In the southern region of the country, the 312 km section between
Curitiba and
Florianópolis doubled completely around the year 2000. In 2005, the duplication of the 350 km section between
Palhoça – SC and
Osório – RS began. The 88.5 kilometers of the Rio Grande do Sul section were delivered only in February 2011; in the southern state of Santa Catarina, the delay was even longer: in 2018, 14.5 km (10 km in Laguna and 2 km in Tubarão) had yet to double. In 2019, the section was completed and opened to traffic. In the Southeast Region of the country, in 2009, the duplication of 26 km between the Santa Cruz district, in the West Zone of the city of
Rio de Janeiro, to the Itacuruçá district, in the municipality of
Mangaratiba, was opened to the public, a section located in the State of Rio de Janeiro. Janeiro, near the capital of Rio de Janeiro. The urban section that comprises Avenida Brasil is 58 km long and is completely duplicated and is administered by the municipality of Rio de Janeiro and ends near the beginning of the Río – Niterói Bridge. The bridge is about 13 km long. Between the capital of Rio de Janeiro and the city of Campos, the stretch between
Niterói and
Rio Bonito has already doubled since the 1980s. The 176.6 km stretch between
Rio Bonito and
Campos dos Goytacazes was awarded to the company Arteris in 2008, for 30 years. The duplication work started in 2011, and in 2018 the company had already duplicated 126.3 km. In the Northeast Region of the country, the BR-101 section in the northeast, between
Natal and
Salvador, has been duplicated since 2005. Not yet completed, it's expected to be finished in 2021. About 70 km that cut the Recife Metropolitan Region already were duplicated before 2005. In the 688 km section connecting the states of Rio Grande do Norte, Paraíba, Pernambuco and Alagoas (section between
Natal-RN,
João Pessoa-PB,
Recife-PE,
Maceió-AL and the AL-SE border), the road is almost completely duplicated. In February 2019, there was a 59 km section in Alagoas, between
São Miguel and
Rio Largo, whose inauguration was scheduled for the second half of 2020. A 10 km section in the indigenous reserve in
Joaquim Gomes-AL is pending release for construction. In Sergipe, the works are progressing at a slow pace, with no anticipation of completion. In the Sergipe state, the 67 km stretch between
Aracaju and
Estância has been completed and the link between Maruim and Propriá is almost interrupted, and the Brazilian army is only carrying out work. At the end of 2018, duplicate 18 km were delivered in this section. The section of Bahia, with no forecast of completion, will be 165.4 kilometers from
Feira de Santana to the border with the state of Sergipe. Another part will double from
Eunápolis to the border with Espírito Santo. == Gallery ==