To Build a Bridge

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To Build a Bridge

• Bridges and Bridge Construction

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Bridge

• A structure usually crossing a water body or
  transportation lane which allows traffic to pass
  across it.
• In general, a physical structure made of wood,
  steel or concrete
• Bridges pass barriers, so can unite communities,
  create new communities, open opportunities and
  make life easier.

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Types of Bridges

• Beam Bridges
• Truss Bridges
• Covered Bridges
• Arch Bridges
• Suspension Bridges
• Cable Stayed Bridges
• Bascule Bridges
• Floating Bridges
• Lift Bridges

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Types of Bridges

• Beam Bridge
• Simple Span Bridges with a Deck on Top
• Relatively Inexpensive and Fast to Construct

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Types of Bridges

• Truss Bridges
• Multiple Members making a Frame

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Types of Bridges

• Covered Bridges
• The Building covered the wooden bridge and kept
  it from rotting
• Notice the TrussInside

http//summerville-novascotia.com/JuliesCoveredBri
dge/
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Types of Bridges

• Arch Bridge
• Suspended Arch

Sydney Harbor Bridge, Sydney, Australia
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Types of Bridges

• Arch Bridge
• Supporting Arch

Henry Hudson Bridge
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Types of Bridges

• Truss Frame with Center Lift

Marine Parkway Gil Hodges Memorial Bridge
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Types of Bridges

• Section of a Truss Bridge knocked off Abutment
• Frame is still largely intact Solid Design

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Types of Bridges

• Suspension Bridges

Bronx Whitestone Bridge
Golden Gate Bridge
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Types of Bridges

• Cable Stayed Bridges

Sunshine Skyway Bridge
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Types of Bridges

• Bascule Bridges

Bascule Bridge
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Types of Bridges

• Floating Bridges

Poland Sobieszewo - pontoon bridge
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Types of Bridges

• Lift Bridge

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Aesthetic Design of Bridges

• Conde Balcom McCullough was in charge of building
  160 bridges on the Roosevelt Military Highway in
  Oregon from 1919 to 1932.
• While many were smaller, his large bridges
  represent large works of art even now. His style
  is easily recognized.
• Bridge over Yaquina Bay in Newport, OR