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Route 144 Reopened After Multiday Closure for Overturned Propane Tanker

Specialist hazmat crews completed a phased transfer and removal that cleared a wide safety perimeter and allowed traffic to resume on the San Rafael–Malargüe corridor.

Overview

  • A semitrailer tanker carrying propane overturned on Route 144 at km 685 in the Cuesta de los Terneros after the driver reported brake problems, causing a valve leak and a full road closure.
  • Authorities established an extensive safety perimeter and closed the road in both directions while police, hazmat firefighters, VANT drone units and Gendarmería secured the scene.
  • A specialized team from Cipolletti performed a staged trasvase of the propane, crews repositioned the cistern and a crane moved the empty container to a safe holding area before loading the unit for transport.
  • The removal of the cistern onto a lowboy cleared the carriageway and allowed officials to lift restrictions and reopen Route 144 after confirming conditions were safe.
  • The accident disrupted regional traffic and school routines, prompted official detours for light and heavy vehicles, and left investigators examining the reported brake failure that led to the overturn.