Displaces surrounding soil, damaging adjacent utilities, tunnels, or foundations.
As Singapore continues to develop its underground and vertical infrastructure, jacked piles will remain a cornerstone of silent piling technology. By following these guidelines, the industry ensures that our foundations are not only quiet but unshakably safe. If a pile penetrates a consolidating soft soil
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: It is recommended that jacking machines, which can reach capacities up to 800 tonnes in Singapore, be used at roughly 75% of their maximum capacity to maintain safety and efficiency. Termination & "Set" Criteria jacked piles require a controlled
Unlike driven piles, jacked piles require a controlled, steady penetration rate.
If a pile penetrates a consolidating soft soil layer, designers must account for a reversal of force (downdrag) when calculating the required jacked load ( Pjcap P sub j
): The operational force applied to push the pile down. The guideline requires Pjcap P sub j