What Engineers Do: Engineering for Everyman |
Contents
ING | 21 |
HOW MATERIALS HAVE INFLUENCED | 32 |
THE STEEL AGE | 47 |
Copyright | |
14 other sections not shown
Common terms and phrases
ancient angles arch asphalt Bascule bridge beam bottom brick builders building built caisson called cantilever cantilever bridges carry caused cement chain chorobates civil engineers coffer-dam column construction contour line contour map course cross hair curve distance earth Eddystone Lighthouse edge Egyptians elevation entirely erection example exist feet floor force frost line girder Hero of Alexandria highway horizontal I-beams inches known lake layer masonry material means measured ment metal method miles modern pass perhaps photograph piers piles pipe plate plumb bob portland cement pressure railroad rails reinforced river riveted rock Roman sand sewage treatment shape shown in Figure side sludge soil solid span spread footing stone straight stream struc structural steel surface surveying surveyor suspension bridges tanks telescope thick tion transit truss truss bridge tunnel vertical Vitruvius walls weight wheel wire wood