Recovery efforts along Tanjong Katong South Road have now been underway for more than two days after a sinkhole formed there on Saturday (July 26). In the meantime, efforts to ready the road for reopening are advancing steadily, with tests being conducted to check ground conditions, said national water agency PUB late on July 28.PUB’s director for water reclamation (network) Herman Ching told reporters that while recovery efforts are “progressing steadily”, safety still remains "a priority”. Ching also confirmed that backfilling works - using liquified stabilised soil (LSS) - were completed this morning. LSS is made of cement, soil, and water and is used to fill cavities in the soil. It also provides the strength needed for subsequent road construction works.  Read more