Second, the oversized spine doesn't bind a real book. 7 November 2013. Structural engineers use many skills from basic mathematical tools, through to physics, cutting-edge technology, and communication. Structural Engineering Basics, what is structural engineering? The Institution of Structural Engineers relies on cookies to give you the best experience on our website. The largest of the three Pyramids of Giza -- Khufu -- reigned as the world's tallest building for 4,000 years. Civil engineers must have strong communication skills, as well as an understanding of how mechanical systems work and interact with each other. Using the same types of pieces for stacking is a good strategy to make structures more stable. We also breathe new life into old structures renovating or changing the use of buildings that were designed decades ago and turning them to completely new purposes.