CET-Rio schedules road closures for maintenance in city tunnels.

Published on 12/11/2025 - 18:54 | Updated

Rebouças Tunnel

CET-Rio informs that the Rebouças Tunnel will be closed on Wednesday (11/12), in the direction of Lagoa, from 22 pm, for maintenance work. Reopening is scheduled for 5 am the following day (11/13).

During the closure, vehicle traffic will be diverted to a reversible lane on the left in the direction of the city center, operating towards the South Zone. The other two lanes will operate in the direction of the city center. Specific signage will be installed to guide and alert drivers.

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Santa Barbara Tunnel

The Santa Bárbara Tunnel will be closed on Wednesday (11/12), from 22 PM to 5 AM the following day (11/13), in the SANTO CRISTO* direction, for structural repairs carried out by Seconserva.

The gallery towards Laranjeiras will operate normally.

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Rafael Mascarenhas and Zuzu Angel Acoustic Tunnels

The Zuzu Angel and Acústico Rafael Mascarenhas tunnels will be closed on Wednesday (11/12), from 11:30 pm to 5 am the following day, 23/13, in the direction of São Conrado, for routine maintenance.

The main alternative route is Avenida Niemeyer, which will operate normally in both directions.

At all scheduled closures – Specific signage will be installed to guide and alert drivers, and CET-Rio operators will monitor traffic conditions and take action if necessary. In addition, traffic light times will be adjusted to ensure fluidity on detour routes and on the main corridors in the regions.

  • November 12th, 2025
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