Hundreds of tonnes of wheat spilled into the Shoalhaven River on October 17, when two silos collapsed at the Manildra starch factory in Bomaderry, on the NSW South Coast. Vision: Fire and Rescue NSW Hundreds of tonnes of wheat spilled into the Shoalhaven River on October 17, when two silos collapsed at the Manildra starch factory in Bomaderry, on the NSW South Coast. Vision: Fire and Rescue NSW National / NSW Sydney Morning Herald – Latest News