The material used for rock walls is called geofabric. This is a particularly large job with a 30m rock wall. The rock wall itself isn’t actually random, it has a specific design of where each sized rock needs to go to establish an effective wall that will defend against erosion.
Beau Wheeler is in the 5t excavator and Russell Johnson is in the 10m³ Tipper helping out Roadtek by clearing away debris from landslips in Springbrook.