Surveying and Geomatics are crucial fields in civil engineering, encompassing the techniques and technologies used for land surveying, mapping, and Geographic Information Systems (GIS). These disciplines are essential for accurate measurements and data collection, which underpin the design, construction, and maintenance of infrastructure projects. Land surveying involves determining the three-dimensional positions of points and the distances and angles between them. Techniques include traditional methods like theodolites and tape measures, as well as modern technologies such as total stations and GPS. Total stations combine electronic distance measurement and angle measurement capabilities, allowing for high precision. GPS technology, using satellites, enables surveyors to pinpoint locations with remarkable accuracy, even in remote areas. Mapping is the process of creating visual representations of geographic areas. It involves collecting spatial data and translating it into maps that are used for various planning and development projects. Techniques such as photogrammetry, where measurements are made from photographs, and LiDAR (Light Detection and Ranging), which uses laser pulses to generate detailed topographic maps, are integral to modern mapping. GIS integrates hardware, software, and data for capturing, managing, analyzing, and displaying geographically referenced information. In civil engineering, GIS is used for urban planning, infrastructure management, and environmental monitoring. It allows engineers to visualize spatial data, perform complex analyses, and make informed decisions. In summary, surveying and geomatics combine traditional and advanced techniques to provide essential data for civil engineering, ensuring projects are planned, executed, and managed with precision and efficiency.