American civil engineer born in Switzerland. Main structures include Hell Gate, George Washington, Verrazano-Narrows and San Francisco's Golden Gate Bridge. Born 1879 Died 1965

Scottish Engineer and Railway Contractor. Contractor responsible for building the Forth Rail Bridge in 1890 and the replacement Tay Rail Bridge in 1887. Born: 1839 Died: 1913

British Engineer Main structures Firth of Forth Bridge and Asswan Dam on the Nile Born: 1840 Died: 1907

American Engineer and architect. Designed and supervised the building of the first suspension bridge built in Maine erected in 1852-53 over the Carrabassett River in Kingfield. Born: 1810 Died: 1889

American Civil Engineer. Main structures: 145th Street Bridge, Macombs Dam Bridge and University Heights Bridge. Born: 1840 Died: 1912

American Bridge Design Engineer. Patented his unique suspension truss form in 1852. Born: 1814 Died: 1884

Scottish engineer. Projects included the ill fated Tay Bridge. Born: 1822 Died: 1890

Australian Civil Engineer. Structures include: The Cataract and Burrinjuck Dams, Sydney Underground Railways, and Sydney Harbour Bridge. Born: 1867 Died: 1943

American bridge engineer. Structures include the Quebec Bridge. Born: 1840 Died: 1912

French Architect and Bridge Designer. Structures include: Benjamin Franklin Bridge, University Avenue Bridge, Wissahickon Memorial Bridge, and Tacony Palmyra Bridge. Born: 1876 Died; 1945

English Engineer and Millwright. Designed and installed various iron bridges. Patented what became the standard design for self-regulating windmill sails and invented the prison treadwheel. Born: 1785 Died: 1861

English Engineer Built the first iron bridge. Born: 1750 Died: 1791

English Engineer. Designed suspension bridges using his patented taper principle. The Bridge of Oich at the South end of Loch Ness is one of the few remaining examples.

American Bridge Engineer. Famous for the construction of the Eads Bridge which spans the Mississippi River at Saint Louis, Missouri (USA). Born: 1820 Died: 1889

American Civil Engineer Constructed the world's first long-span wire-cable suspension bridge suspension bridge across the Shuylkill River at Fairmont, Pennsylvania. Born: 1810 Died: 1862

German-born American railroad engineer. Inventor of the Fink truss, used to support bridges and the roofs of buildings. Born: 1827 Died: 1897

English Engineer. Built several large bridges including bridges over the Medway at Rochester, over the Thames at Barnes, Richmond, and Staines, over the Shannon, over the Saone, and over the Newark Dyke. Born: 1810 Died: 1874

Scottish stonemason and subsequent bridge engineer. Emigrated to Australia in 1832. Early builder of bridges in Australia. The Lennox bridge located in the Blue Mountains, built in 1832, is the oldest surviving bridge on the Australian mainland. Born: 1788 Died: 1873

American civil engineer. Structures include Hell Gate Bridge, Queensboro Bridge, and Smithfield Street Bridge. Born: 1850 Died: 1935

American Bridge Engineer and Designer. Responsible for building many reinforced-concrete arch, large-span bridges in Oregon. Between 1935 and 1937, he also designed three short-span suspension bridges and a dozen other structures for the Inter-American Highway route through Panama, Honduras, Guatemala, and other Central American republics. Born: 1887 Died: 1946

Bridge Engineer. Structures include: Benjamin Franklin Bridge, Broadway Bridge (1913), Mid-Hudson Bridge, and Rock Island Bridge. Born: 1861 Died: 1940

American Bridge Enginner. Built many iron bridges foe the Erie Railway across the Missouri river. Born: 1842 Died: 1903

Scottish Civil Engineer. Principal bridges are those of Kelso, Leeds, Musselburgh, Newton-Stewart, Boston, London and New Galloway. Born: 1761 Died: 1821

American Bridge Engineer. Structures include: Brooklyn Bridge, Cincinnati-Covington Bridge, Delaware Aqueduct, Niagara Falls Bridge (1854) Pennsylvania Canal Allegheny Aqueduct (1845) and Waco Suspension Bridge. Born: 1806 Died: 1869

American Bridge Designer. Structures include: Carquinez Strait Bridge (1927), Deer Isle Bridge, Grand Mère Suspension Bridge, Hell Gate Bridge, Henry Hudson Bridge, Mackinac Straits Bridge, and Wellesley Island Suspension Bridge. Born: 1887 Died: 1960

American Civil Engineer. Structures include the Howard St. Bridge in Akron, the Lorain-Carnegie and Main Avevenue bridges in Cleveland, and the bascule bridge in Lorain. Born: 1871 Died: 1939

American Civil Engineer. Developed the first scientifically based rules for bridge construction. Born: 1804 Died: 1888