The Autopista al Mar 1 concession became the 15th project in the program to reach financial closure
The 362km pipeline requires a US$30mn investment.
The Brazilian company saw its earnings fall in 2018 despite higher revenues.
A fuel distributor alleged that auction rules for the Cabedelo terminals indirectly benefitted Petrobras.
Peru's capital will need additional investment in potable water projects following warnings of impending drought, the president says.
The works are part of mitigation measures demanded of the company in return for permission to fully open its Costanera Center complex.