SOIL TESTING IN CONSTRUCTION AND CIVIL ENGINEERING WORKS. Soil testing in construction and civil engineering works assesses soil properties [strength, composition, moisture] to ensure a structure's safety, stability, and cost-effectiveness by informing foundation design, preventing failures like settlement or collapse, ensuring code compliance, and identifying hazards, making it a critical pre-construction step for any project. Key tests include ; > Standard Penetration Test (SPT) >Cone Penetrat