Serra das Araras Closure: Transformer Transport – SP Bound

Historic Transport Operation to Close Key Stretch of BR-116 in January 2026

A massive transport operation will necessitate the closure of the uphill lane of the Serra das Araras section of BR-116 (Via dutra) towards São Paulo from 10 p.m. on Sunday, January 11, 2026, untill 5 a.m. on Monday, January 12, 2026. The closure is required to facilitate the movement of an exceptionally large and heavy transformer.

unprecedented Scale of Transport

The operation involves a 647-ton trailer, measuring 106 meters in length and 6 meters in width, destined for the Port of Itaguaí. According to a company release, the sheer size of the cargo demands a carefully orchestrated logistical plan. The transport is described as a “historic operation” due to the scale of the equipment being moved.

Did you know? – Brazil’s BR-116 highway is one of the country’s longest,stretching over 4,400 kilometers.It connects several major cities and is a vital artery for commerce.

Route and Timeline for the oversized Load

The convoy will initially travel on the descent lane (towards Rio de Janeiro) before transitioning to the ascent lane (towards São Paulo) at kilometer 233.It will than proceed to kilometer 224, where it will switch back to the descent lane and continue to kilometer 221 in Paracambi for a temporary stop.

Here’s a breakdown of the anticipated schedule:

• 9 a.m. on Sunday, January 11, 2026: Preparatory services will begin, potentially causing partial closures on the uphill lane.
• 10 p.m. on Sunday, January 11, 2026: The ascent lane will be fully closed at kilometer 223.5 south, initiating the cargo’s movement from kilometer 239.
• 7 a.m. on Monday, January 12, 2026: Full traffic release is expected, marking the completion of the journey.

Traffic Management and driver Advisory

RioSP, the concessionaire responsible for managing BR-116, is urging drivers to plan their trips in advance. During the closure,the affected section will be clearly marked with signage. Drivers traveling towards Rio de Janeiro are advised to exercise extra caution and adhere to posted speed limits.

“Dates and times may change due to operational adjustments by those involved in the operation or due to weather conditions,” a senior official stated.

Pro tip – Check RioSP’s WhatsApp or website before traveling on Jan. 11-12, 2026. Allow extra travel time or consider alternate routes to avoid delays.

Resources for Travelers

For up-to-date traffic details, drivers can contact RioSP via:

• WhatsApp: [phone]
• Website:

Why is this happening? A 647-ton transformer is being transported to the Port of Itaguaí, requiring a temporary closure of a key section of BR-116.

Who is involved? RioSP, the concessionaire managing BR-116, is coordinating the operation. The transport involves the company shipping the transformer and authorities overseeing the logistical plan.

What is being transported? An exceptionally large and heavy transformer, weighing 647 tons, measuring 106 meters long and 6 meters wide.

How will it be done? The convoy will use both the ascent and descent lanes of BR-116, with a temporary stop in Paracambi.Preparatory work begins Jan. 11, 2026, at 9 a.m., with the full lane closure starting at 10 p.m. that evening.

How did it end? the transport operation concluded at 7 a.m. on Monday