[DOC] [TLE] Suspension bridge - Wikipedia [PAR] A suspension bridge is a type of bridge in which the deck (the load-bearing 
portion) is hung below suspension cables on vertical suspenders. The first 
modern examples of this type of bridge were built in the early 19th century. 
Simple suspension bridges, which lack vertical suspenders, have a long ... The 
first wire-cable suspension bridge was the Spider Bridge at Falls of... [DOC] [TLE] Brooklyn Bridge - Wikipedia [PAR] The Brooklyn Bridge is a hybrid cable-stayed/suspension bridge in New York City 
and is one of the oldest .... Roebling determined that the poorer wire would leave 
the bridge four rather than six times as .... suspension system, diagonal stay 
system, and stiffening trussmake it "probably ..... Brooklyn Bridge: Fact and 
Symbol. [DOC] [TLE] bridge - Suspension bridges | engineering | Britannica.com [PAR] Jan 8, 2016 ... Up to 1930, no long-span suspension bridge had a ratio of girder depth to span ... 
is another wire-cable steel suspension bridge; when completed in 1926, ... 
strength, but during the construction of the Ambassador Bridge several of .... The 
first major bridge made of prestressed concrete in the United States,... [DOC] [TLE] American National Biography Online [PAR] Jun 26, 2016 ... These wire-suspended aqueducts established Roebling's reputation as a builder. 
... eventually made him the leading builder of suspension bridges in the United 
States. His first major success was his design for a double-deck bridge over ... 
The same holds true for the Brooklyn Bridge (originally referred to... [DOC] [TLE] 06.04.06: The Math in the Design and Building of Bridges [PAR] In the twelfth century the first London bridge, across the unruly tidal Thames River
, was ... Wrought iron, three times the strength of cast iron in tension, was made 
into 3.5 ... The Brooklyn Bridge has more than 1000 suspended cables hanging 
from the .... Make up two math sentences using the inequality math symbols > 
and . [DOC] [TLE] An amateur's contribution to the design of Telford's Menai ... - Journals [PAR] Mar 6, 2015 ... First, it influenced Thomas Telford in formulating his final design for the ... The 
classical catenary is a uniform flexible chain or cable hanging ... The 'catenary of 
equal strength' is the form of a cable whose cross-sectional area is made ... The 
Menai Suspension Bridge is generally acknowledged to be an... [DOC] [TLE] Wire Drawing and Bridges - Engineering and Technology History Wiki [PAR] Jun 23, 2016 ... Brooklyn Bridge cable wires were finished with wire wrapping. ... He planned a 
suspension bridge that would require cables that were far ... A recently 
developed ability to produce wire in unlimited lengths made the bridge possible. 
Machines for wire drawing have an ancient history, although until recent... [DOC] [TLE] Multimedia Search (U.S. National Park Service) [PAR] Results 1 - 10 of 26 ... Get Involved ... The ultimate strength of Roebling's 8  cables was 3,870 tons. ... 
El Camino Real de los Tejas National Historic Trail ... Plans were made at this 
time for restoration work to preserve the structure ... Today it survives as the 
oldest standing wire cable suspension bridge in the western... [DOC] [TLE] Brooklyn Bridge Construction and History - 19th Century History [PAR] The building of the Brooklyn Bridge, the greatest engineering of its era and one ... 
The great bridge, with its majestic stone towers and graceful steel cables, isn't ... 
invent the suspension bridge, but his work building bridges in America made him 
... And the bridge would have to be the largest bridge ever built, nearly twice the... [DOC] [TLE] THE GREAT BRIDGE AND THE AMERICAN IMAGINATION ... [PAR] Mar 27, 1983 ... The first serious review of an American structure to appear in a popular ... To 
Scully, the bridge is an ''incomparable'' symbol of the United States: ''It is the ... A 
documentary on the bridge by Ken Burns - which was made for public ... Its four 
cables were by far the largest of any suspension bridge on earth,... [DOC] [TLE] American Icon: Incorporating Tension in the Brooklyn Bridge [PAR]

Question: A true symbol of strength, the bridge was the first suspension bridge to have cable wires made of this
Answer: steel