
AARBURG BRIDGE
Read More- Location: Aarburg, Switzerland
- Engineer: Robert Maillart
- Start of work: 1911
- Completion: 1913
- Type of structure: Road bridge
- Material: Reinforced concrete
- Span: 223 ft
Other interesting facts: Inspiration for the Valtschielbach bridge.

ALAMILLO BRIDGE
Read More- Location: Seville, Spain
- Engineer: Santiago Calatrava
- Start of work: 1987
- Completion: 1992
- Type of structure: Incomplete cable-stayed bridge
- Material: Concrete
- Span: 655 ft
Other interesting facts: This bridge was controversial at the time it was built, because it rose above the tallest building in Seville, the Cathedral of Seville.

BARQUETA BRIDGE
Read More- Location: Seville, Spain
- Engineer: Juan José Arenas
- Start of work: 1989
- Completion: 1992
- Type of structure: Tied-arch (bowstring) bridge
- Material: Steel
- Span: 540 ft
Other interesting facts: Built for the 1992 Universal Exposition (Expo) in Seville, Spain.

BAYONNE BRIDGE
Read More- Location: Over the Kill van Kull, between Bayonne (NJ) and Staten Island (NY)
- Engineer: Othmar Ammann
- Start of work: 1928
- Completion: 1931
- Type of structure: Arch bridge
- Material: Steel
- Span: 1,652 ft
Other interesting facts: At the time of completion, it was the world's longest-spanning arch bridge.

BONAR BRIDGE
Read More- Location: Sutherland, Scotland
- Engineer: Thomas Telford
- Start of work: 1811
- Completion: 1812
- Type of structure: Arch bridge
- Material: Cast iron
- Span: 150 ft.
Other interesting facts: This bridge was designed to save iron (efficiency), to improve the principles of bridge construction (economy), and to improve the external appearance of iron bridges (elegance). It was taken down after 90 years because it was hard to maintain.

BRITANNIA BRIDGE
Read More- Location: Wales, Great Britain (next to the Menai Bridge)
- Engineer: Robert Stephenson
- Start of work: 1846
- Completion: 1850
- Type of structure: Railroad bridge, tubular, hollow girder
- Material: Wrought iron
- Span: 460 ft.
Other interesting facts: Designed to be a suspension bridge but ended up being a tubular form. Closed form, aesthetically unexpressive.

BRONX-WHITESTONE BRIDGE
Read More- Location: Over the East River, New York, NY
- Engineer: Othmar Ammann
- Start of work: 1937
- Completion: 1939
- Type of structure: Suspension bridge
- Material: Steel
- Span: 2,300 ft.
Other interesting facts: Known as the “dancing bridge” because it moved a little with the wind. It was modified after 1940, when the Tacoma Narrows Bridge was built.

BROOKLYN BRIDGE
Read More- Location: Over the East River, New York, NY
- Engineer: John Roebling
- Start of work: 1869
- Completion: 1883
- Type of structure: Suspension bridge
- Material: Steel
- Span: 1,595 ft.
Other interesting facts: The towers of the bridge, when completed, looked like skyscrapers on the Brooklyn and Manhattan skylines. The bridge was completed by John Roebling’s son, Washington Roebling. When he was paralyzed, his wife Emily Roebling took over on-site.

BUILDWAS BRIDGE
Read More- Location: Over the Severn River, UK
- Engineer: Thomas Telford
- Start of work: 1777
- Completion: 1795
- Type of structure: Ambiguous form (British metal form)
- Material: Iron
- Span: 130 ft.
Other interesting facts: : First iron bridge, copied after wood arches. Half-engineered, half-designed.

CASCELLA BRIDGE
Read More- Location: Graubunden, Switzerland
- Engineer: Christian Menn
- Start of work: 1967
- Completion: 1967
- Type of structure: Road arch bridge
- Material: Prestressed concrete
- Span: 314 ft.
Other interesting facts: This bridge is right next to the Nanin Bridge. It was built before Menn became a professor at ETH Zurich.

CASTILE-LA MANCHA BRIDGE
Read More- Location: Talavera de la Reina, Toledo, Spain
- Engineer: Christian Bernal Perez
- Start of work: 2008
- Completion: 2010
- Type of structure: Cable-stayed bridge
- Material: Prestressed concrete
- Span: 1,040 ft.
Other interesting facts: This bridge is an example of the Bilbao effect. It was very expensive to build, yet hardly used.

CHILLON VIADUCT
Read More- Location: Vaud, Switzerland
- Engineer: Piguet and Associés
- Start of work: 1966
- Completion: 1969
- Type of structure: Haunched girder bridge
- Material: Prestressed concrete
- Span: 341 ft.
Other interesting facts: This bridge was the inspiration for Menn’s Felsenau bridge (Menn was on the jury of the competition in which the Chillon Viaduct was presented.)

CINCINNATI BRIDGE
Read More- Location: Over the Ohio River, OH
- Engineer: John Roebling
- Start of work: 1856
- Completion: 1866
- Type of structure: Suspension bridge
- Material: Steel
- Span: 1,057 ft.
Other interesting facts: This bridge served as the prototype for the Brooklyn Bridge, and was the longest spanning bridge in the world at the time it was completed. It was later renamed the John A. Roebling bridge.

CLIFTON BRIDGE
Read More- Location: Near Bristol, England
- Engineer: Isambard Kingdom Brunel
- Start of work: 1836
- Completion: 1864
- Type of structure: Chain-suspension bridge
- Material: Wrought iron
- Span: 702 ft.
Other interesting facts: This bridge was Brunel's winning entry in the Bridge Commission's 1831 competition.

CRAIGELLACHIE BRIDGE
Read More- Location: Over the River Spey, Elgin, Scotland
- Engineer: Thomas Telford
- Start of work: 1812
- Completion: 1814
- Type of structure: Arch bridge
- Material: Cast iron
- Span: 150 ft.
Other interesting facts: "Parabolic" form.

CRESTAWALD BRIDGE
Read More- Location: Graubunden, Switzerland
- Engineer: Christian Menn
- Start of work: 1958
- Completion: 1959
- Type of structure: 2-hinged, deck-stiffened arch bridge
- Material: Reinforced concrete
- Span: 235 ft.
Other interesting facts: One of Menn’s earliest bridges.

CRÖT BRIDGE
Read More- Location: Avers, Grisons, Switzerland
- Engineer: Christian Menn
- Start of work: ?
- Completion: 1959
- Type of structure: Deck-stiffened arch bridge
- Material: Reinforced concrete
- Span: 216 ft.
Other interesting facts: Located on the road that leads to the highest village in Europe.

DELAWARE AQUEDUCT
Read More- Location: Near the intersection of Pennsylvania, New York, and New Jersey in the USA
- Engineer: John Roebling
- Start of work: ?
- Completion: 1848
- Type of structure: Suspension bridge
- Material: Wrought iron
- Span: 821 ft.
Other interesting facts: Oldest suspension bridge in the U.S. still in use today.

ENGINEER CARLOS FERNANDEZ CASADO BRIDGE
Read More- Location: Leon, Spain
- Engineer: Javier Manterola
- Start of work: ?
- Completion: 1983
- Type of structure: Cable-stayed bridge
- Material: Reinforced concrete
- Span: 1443 ft.
Other interesting facts: Held the record of longest cable-stayed bridge at the time it was built.

FELSEGG BRIDGE
Read More- Location: Over the Thur River, Felsegg, Saint Gallen, Switzerland
- Engineer: Robert Maillart
- Start of work: ?
- Completion: 1933
- Type of structure: Broken arch
- Material: Reinforced concrete
- Span: 235 ft.
Other interesting facts: 3-hinged arch, shaped cross walls.

FELSENAU BRIDGE
Read More- Location: Berne, Switzerland
- Engineer: Christian Menn
- Start of work: 1972
- Completion: 1974
- Type of structure: Curved roadway bridge
- Material: Prestressed concrete
- Span: 472 ft.
Other interesting facts: Double columns, hollow box walls, more open space visually.

FIRTH OF FORTH BRIDGE
Read More- Location: Over the Firth of Forth, Scotland
- Engineer: Benjamin Baker
- Start of work: 1883
- Completion: 1890
- Type of structure: Railroad bridge, horizontal cantilever truss
- Material: Steel
- Span: 1,710 ft.
Other interesting facts: Longest spanning bridge in the world at the time of its completion.

GANTER BRIDGE
Read More- Location: Valais, Switzerland
- Engineer: Christian Menn
- Start of work: 1976
- Completion: 1980
- Type of structure: Cable-stay bridge
- Material: Prestressed concrete
- Span: 570 ft.
Other interesting facts: Surpassed Felsenau as the longest-spanning bridge in Switzerland. Has an innovative design with its balanced cantilever contruction, and by being a cable-stay bridge embedded in concrete.

GARSTATT BRIDGE
Read More- Location: Berne, Switzerland
- Engineer: Robert Maillart
- Start of work: ?
- Completion: 1940
- Type of structure: Triangular arch
- Material: Reinforced concrete
- Span: 105 ft.
Other interesting facts: This bridge is straight, not curved. Maillart was unhappy with the aesthetics, and thought it looked like it sagged.

GEORGE WASHINGTON BRIDGE
Read More- Location: Northern Manhattan, New York, NY
- Engineer: Othmar Ammann
- Start of work: 1927
- Completion: 1931
- Type of structure: Suspension bridge
- Material: Steel
- Span: 3,500 ft.
Other interesting facts: It was the longest spanning bridge when completed, and represented a huge leap in span. Almost doubled the existing record, held by the Benjamin Franklin Bridge.

GOLDEN GATE BRIDGE
Read More- Location: San Francisco, CA
- Engineer: Joseph Strauss
- Start of work: 1933
- Completion: 1937
- Type of structure: Suspension bridge
- Material: Steel
- Span: 4,200 ft.
Other interesting facts: The architect Irving Morrow chose the color, known as "international orange", as well as the art deco style of the bridge.

HELL GATE BRIDGE
Read More- Location: Queens, New York, NY
- Engineer: Gustav Lindenthal and Othman Ammann
- Start of work: 1912
- Completion: 1916
- Type of structure: Arch bridge
- Material: Steel
- Span: 977 ft.
Other interesting facts: Ammann's first bridge (in collaboration with Lindenthal).

IRON BRIDGE
Read More- Location: Over the Severn River, near Coalbrookdale, England
- Engineer: Abraham Darby III
- Start of work: 1775
- Completion: 1779
- Type of structure: Circular arch bridge
- Material: Cast iron
- Span: 100 ft.
Other interesting facts: First bridge designed of iron. Semi-circular form.

KLOSTERS BRIDGE
Read More- Location: Graubunden, Switzerland
- Engineer: Robert Maillart
- Start of work: ?
- Completion: 1930
- Type of structure: Railroad bridge
- Material: Reinforced concrete
- Span: 98 ft.
Other interesting facts: Demolished in 1993 and replaced with a prestressed concrete bridge.

LA PEPA BRIDGE
Read More- Location: Cadiz, Andalusia, Spain
- Engineer: Javier Manterola
- Start of work: 2007
- Completion: 2015
- Type of structure: Cable-stayed bridge
- Material: Steel
- Span: 10,145 ft.
Other interesting facts: Longest span in Spain.

LACHEN BRIDGE
Read More- Location: Lachen, Switzerland
- Engineer: Robert Maillart
- Start of work: ?
- Completion: 1940
- Type of structure: Arch bridge
- Material: Reinforced concrete
- Span: 131 ft
Other interesting facts: Almost straight lines, slight curve.

LETZIWALD BRIDGE
Read More- Location: Avers, Grisons, Switzerland
- Engineer: Christian Menn
- Start of work: ?
- Completion: 1959
- Type of structure: Three-hinged arch bridge
- Material: Reinforced concrete
- Span: 213 ft.
Other interesting facts: An imitation of the Salginatobel and Tavanasa bridges designed by Robert Maillart.

M. LABOA BRIDGE
Read More- Location: San Sebastian, Spain
- Engineer: Mario Guisasola
- Start of work: 2009
- Completion: 2009
- Type of structure: Pedestrian footbridge
- Material: Wood
- Span: 303 ft.
Other interesting facts: Inexpensive to build and very fitted to the environment.

MAIDENHEAD BRIDGE
Read More- Location: Maidenhead, Berkshire, South East England
- Engineer: Isambard Kingdom Brunel
- Start of work: 1835
- Completion: 1839
- Type of structure: Arch bridge
- Material: Brick
- Span: 128 ft.
Other interesting facts: Part of the Great Western Railway project.

MENAI BRIDGE
Read More- Location: Over the Menai Straits, Wales, Great Britain
- Engineer: Thomas Telford
- Start of work: 1819
- Completion: 1826
- Type of structure: Chain-suspension bridge
- Material: Wrought iron
- Span: 580 ft.
Other interesting facts: Despite Telford’s precautions in designing this bridge with both arches and suspenders, and later adding bracing, part of the roadway was torn loose in 1839 by gale-force winds.

MONTORO BRIDGE
Read More- Location: Montoro, Spain
- Engineer: J. Romo
- Start of work: 2006
- Completion: 2009
- Type of structure: Arch bridge
- Material: Steel
- Span: 620 ft.
Other interesting facts: Integrated in the landscape, matches the typical white Andalusia houses.

MYTHE BRIDGE
Read More- Location: Tewkesbury, Gloucestershire, South West England
- Engineer: Thomas Telford
- Start of work: 1824
- Completion: 1826
- Type of structure: Arch bridge
- Material: Iron
- Span: 170 ft.
Other interesting facts: Despite its similarity to the Craigellachie Bridge, an improvement in the orientation of the diagonal members in the spandrels of the bridge allows the load to be more evenly distributed.

NANIN BRIDGE
Read More- Location: Graubunden, Switzerland
- Engineer: Christian Menn
- Start of work: 1966
- Completion: 1967
- Type of structure: Road arch bridge
- Material: Prestressed concrete
- Span: 367 ft.
Other interesting facts: Right next to the Cascella Bridge. It was the longest bridge in Europe at the time it was built. Completed before Menn became a professor at ETH Zurich.

NIAGARA RIVER BRIDGE
Read More- Location: Niagara River, between New York State and Canada
- Engineer: John Roebling
- Start of work: 1847
- Completion: 1855
- Type of structure: Suspension bridge
- Material: Steel
- Span: 821 ft.
Other interesting facts: This bridge established Roebling's reputation as a master builder of suspension bridges.

PONTCYSYLLTE AQUEDUCT
Read More- Location: Llangollen Canal, North-East Wales, UK
- Engineer: Thomas Telford
- Start of work: 1795
- Completion: 1805
- Type of structure: Arch bridge
- Material: Iron
- Span: 45 ft.
Other interesting facts: Short-span arches. Longest and highest aqueduct in Britain.

REICHENAU BRIDGE
Read More- Location: Rhine-Bride Tamins, Switzerland
- Engineer: Christian Menn
- Start of work: 1963
- Completion: 1964
- Type of structure: Deck-stiffened arch
- Material: Prestressed concrete
- Span: 328 ft.
Other interesting facts: The distance between the cross walls is four times larger than those of the Klosters bridge. Polygonal arch (string diagram), hollow box deck, very narrow bridge.

SALGINATOBEL BRIDGE
Read More- Location: Over the Salgina Valley, Switzerland
- Engineer: Robert Maillart
- Start of work: 1929
- Completion: 1930
- Type of structure: Three-hinged hollow box arch
- Material: Reinforced concrete
- Span: 295 ft.
Other interesting facts: Smooth arch, concrete papapet, famous Maillart bridge. Named an international historic civil engineering landmark in 1991.

SALTASH BRIDGE
Read More- Location: Over the Tamar Bridge, near Plymouth, England
- Engineer: Isambard Kingdom Bruenl
- Start of work: 1854
- Completion: 1859
- Type of structure: Lenticular, i.e. hybrid type of suspension and arch bridge
- Material: Wrought iron
- Span: 455-ft.
Other interesting facts: Lenticular truss, ambiguous form. Extension of the Great Western Railway project.

SALVANEI BRIDGE
Read More- Location: Graubunden, Switzerland
- Engineer: Christian Menn
- Start of work: ?
- Completion: 1969
- Type of structure: Curved roadway bridge
- Material: Prestressed conrete
- Span: 197 ft.
Other interesting facts: Curved bridge that goes from one mountain to another. Hollow box. This innovative bridge has no arch, because Menn realized that prestressing could replace the arch entirely.

SANCHO EL MAYOR BRIDGE
Read More- Location: Over the Ebro River, Navarre, Spain
- Engineer: Leonardo Fernandez Troyano
- Start of work: 1978
- Completion: 1979
- Type of structure: Cable-stayed bridge
- Material: Reinforced concrete
- Span: 450 ft.
Other interesting facts: One of the first cable-stayed bridges on an inclined mass.

SCHWANDBACH BRIDGE
Read More- Location: Over the Schwandbach, Switzerland
- Engineer: Robert Maillart
- Start of work: 1932
- Completion: 1933
- Type of structure: Deck-stiffened arch
- Material: Reinforced concrete
- Span: 120 ft.
Other interesting facts: Complex design, considered one of Maillart's masterpieces.

SEVERN RIVER BRIDGE
Read More- Location: Over the Severn River, Great Britain
- Engineer: Freeman, Fox, and Partners
- Start of work: 1961
- Completion: 1966
- Type of structure: Suspension bridge
- Material: Steel
- Span: 3,241 ft.
Other interesting facts: Example of a narrow, thin-deck bridge that is built to avoid and withstand fluttering caused by the wind.

STAUFFACHER BRIDGE
Read More- Location: Zurich, Switzerland
- Engineer: Robert Maillart
- Start of work: 1897
- Completion: 1899
- Type of structure: Three-hinged arch bridge
- Material: Concrete
- Span: 130 ft.
Other interesting facts: Maillart's first major bridge, designed to look like a Renaissance bridge.

STREICKER BRIDGE
Read More- Location: Princeton, NJ
- Engineer: Christian Menn
- Start of work: 2008
- Completion: 2010
- Type of structure: Deck-stiffened arch bridge
- Material: Steel and concrete
- Span: 350 ft.
Other interesting facts: Created as part of Princeton University’s Natural Sciences neighborhood, the bridge’s “X” shape symbolizes the cross-disciplinary collaborations that are central to scientific research and teaching.

SUNNIBERG BRIDGE
Read More- Location: Klosters, Grisons, Switzerland
- Engineer: Christian Menn
- Start of work: 1996
- Completion: 1999
- Type of structure: Roadway bridge
- Material: Reinforced concrete
- Span: 460 ft.
Other interesting facts: Slender, curved, and adapted to temperature changes.

TACOMA NARROWS BRIDGE
Read More- Location: Over the Puget Sound, near Tacoma, Washington State
- Engineer: Othmar Ammann
- Start of work: 1938
- Completion: 1940
- Type of structure: Suspension bridge
- Material: Steel
- Span: 2,800 ft.
Other interesting facts: Very narrow, also a "dancing bridge". It collapsed in November 1940, and has since been rebuilt.

TAVANASA BRIDGE
Read More- Location: Over the Rhein River at Tavanasa, Switzerland
- Engineer: Robert Maillart
- Start of work: 1905
- Completion: 1906
- Type of structure: Three-hinged hollow box arch
- Material: Reinforced concrete
- Span: 167 ft.
Other interesting facts: Maillart lost the competition to redesign this bridge after it was destroyed in an avalanche in 1927.

VALTSCHIELBACH BRIDGE
Read More- Location: Near Donat, Switzerland
- Engineer: Robert Maillart
- Start of work: 1925
- Completion: 1926
- Type of structure: Deck-stiffened arch
- Material: Reinforced concrete
- Span: 130 ft.
Other interesting facts: One of Maillart's first deck-stiffened arches.

VERRAZANO-NARROWS BRIDGE
Read More- Location: Between Staten Island and Brooklyn, New York, NY
- Engineer: Othmar Ammann
- Start of work: 1960
- Completion: 1964
- Type of structure: Suspension bridge
- Material: Steel
- Span: 4,260 ft.
Other interesting facts: Deck designed for wind, resists twisting.

VESSY BRIDGE
Read More- Location: Geneva, Switzerland
- Engineer: Robert Maillart
- Start of work: 1936
- Completion: 1937
- Type of structure: Broken arch
- Material: Reinforced concrete
- Span: 183 ft.
Other interesting facts: Three-hinged arch, cross walls shaped in an X.

VILAFANT FOOTBRIDGE
Read More- Location: Vilafant, Catalonia, Spain
- Engineer: Juan Sobrino
- Start of work: 2010
- Completion: 2011
- Type of structure: Truss bridge
- Material: Composites and stainless steel
- Span: 147 ft.
Other interesting facts: Pedestrian bridge, used new materials.

VILLABONA FOOTBRIDGE
Read More- Location: San Sebastian, Spain
- Engineer: Mario Guisasola
- Start of work: 2009
- Completion: 2009
- Type of structure: Pedestrian footbridge
- Material: Steel
- Span: 175 ft.
Other interesting facts: Integrated into the landscape.

ZAKIM BUNKER HILL BRIDGE
Read More- Location: Boston, MA
- Engineer: Christian Menn
- Start of work: 1997
- Completion: 2003
- Type of structure: Cable-stayed bridge
- Material: Steel
- Span: 745 ft.
Other interesting facts: At the time, this was Menn's only bridge in the US. He later built one over Washington Road at Princeton University.

ZUOZ BRIDGE
Read More- Location: Over the Inn River at Zuoz, Switzerland
- Engineer: Robert Maillart
- Start of work: 1900
- Completion: 1901
- Type of structure: Three-hinged hollow box arch bridge
- Material: Concrete
- Span: 130 ft.
Other interesting facts: Revolutionary design: first hollow box ever built. Considered radical and ugly. The high-art world prevented Maillart from building another bridge like this one for 25 years.