Bridge
Truss
a framework, typically consisting of rafters, posts, and struts, supporting a roof, bridge, or other structure.
Abutments
the ends of an arch bridge that support the load and connects the bridge to the ground
Keystone
a central stone at the summit of an arch, locking the whole together.
Sydney Harbour Bridge
Arch bridge
Main Span
Length of the roadway suspended btwn the supports of a brisge
Fred Hartman Bridge
Longest cable stayed bridge in Texas
fracture critical
Nation's top safety threat
NTSB
National Transportation Safety Board
Arch Bridge load
Not pushing straight down, instead carried along the curve
Cause of bridge collapse
Odd occurrence (unexpected event), poor maintenance, design defect, manufacturing defect (faulty materials or components), construction accidents, floods, boat crashes, train crashes, fires, and earthquakes
Frankford Avenue Bridge
Oldest surviving bridge in the US
Rainbow Bridge
Over Niagara Falls connects Ontario, Niagara Falls, NY, & Niagara Falls Ontario
Brooklyn Bridge
1883 connects island of manhattan w the borough of brooklyn
Bridges in the US
6,000
I-35 Mississippi River Bridge
8 lane steel truss that failed due to a design error
Tacoma Narrows Bridge
A bridge destroyed on 11/7/1940 caused, in part, by resonance. The wind blowing across the bridge caused vibrations to move through the bridge at its resonant frequency. These waves interfered with each other (constructively) and caused a large build up in energy until the bridge began to twist and then collapse.
Faust street Bridge
Bridge in New Braunfels that connects faust street to porter street. Now a park attraction
Oresund Bridge
Connects Denmark and Sweden, ends overwater and continues underwater.
Single arch bridge over the river meles in izmur, turkey
Dates to 850BC, oldest bridge still in use
Peace Bridge
East end of lake Erie . 1927 named after a century if peace btwn the US and Canada
Strength
Proportional to the bridges main span. Shorter better than longer
Golden Gate Bridge
San Francisco, California
Zavikon Island Bridge
Shortest bridge in the world 32 feet, connect canadian island to American island
Beam Bridge
Simplest type of bridge
Akashi Kaikyo Bridge
Suspension bridge in Japan, longest span in the world, 1991m central span total length of 3911
Beipanjiang Bridge
Tallest bridge in the world, china
Bridge of Life
The renamed Mapo Bridge in attempts to stem the amount of suicides committed on the bridge
Types of Bridges
beam, arch, truss, cantilever, suspension, & cable-stayed