Mud and Flooding From Sudden Storm Snarl Régis Bittencourt Toward São Paulo

Overview

• Arteris reported about 64 millimeters of rain in 30 minutes on Thursday, sending water and mud onto the BR-116 at km 286 and forcing a roughly 12-hour interdiction.
• By Friday, the right lane at km 286 remained blocked with traffic funneled to the left lane, and queues stretched for tens of kilometers toward the capital.
• Some motorists said they were stuck for more than 12 hours, while the flow toward Paraná was reported as normal with no blockages.
• Concessionaire updates cited slow traffic beyond the main blockage, including control measures at km 350 and reports of up to 42 kilometers of backup during the morning.
• Other key corridors also slowed, with Ecovias citing high volumes and rain on the Anchieta-Imigrantes system and reporting around 13 kilometers of delays on Saturday morning.