The PAL-GPR System, developed by Counties Power Ltd in New Zealand, revolutionizes underground utility mapping by addressing challenges of inaccuracies in existing infrastructure maps. It employs advanced technologies like GPR, Differential GPS (DGPS), and innovative array GPR technology to achieve precise utility identification. The system's integration with CAD and GIS systems, along with augmented reality visualization, enhances efficiency and safety in construction activities. This multi-award-winning solution not only improves infrastructure development practices but also ensures sustainable and resilient underground networks for the future.