This line consists of an only branch which departs from the Bus Station and reaches Puente Blanco place, as its final destination, along the old way to Cerro Chapelco.

Outward journey: it leaves the Bus Station along Juez del Valle Street, then it takes Obeid, Coronel Díaz and Almirante Brown street, then it takes the old way to Cerro Chapelco until it gets Paraje Puente Blanco.

Return journey: Paraje Puente Blanco, it goes back the old way to Cerro Chapelco, and then it goes along Almirante Brown and Coronel Díaz Street and gets to the bus station along Obeid St.