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George Street Bridge

"Aurora Bridge"

George Street Bridge

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Most Recent Visit To Bridge: July 6, 2007

Key Facts
Bridge Name Facility Carried / Feature Intersected Location Structure Type Construction Date / Builder or Contractor
George Street Bridge
Aurora Bridge
George Street Over Hogan Creek Aurora: Dearborn County, Indiana Metal Pinned Whipple Through Truss, Stationary 1887 By: Lomas Forge and Bridge Works
Technical Facts
Rehabilitation Date Structure Length Main Span Length Roadway Width Vertical Clearance Main Spans Approach Spans
1989 254 Feet (77.4 Meters) 200 Feet (60.96 Meters) 23 Feet (7.1 Meters) 16.7 Feet (5.1 Meters) 1 1 Steel Stringer

This bridge is a Whipple truss bridge, also known as the double-intersection Pratt truss. There are sixteen panels composing the bridge. The structure features pinned connections, and forms the centerpiece for the Aurora downtown area. It is nice to see a bridge being left standing for its aesthetic and historic value, and to bring interest to the downtown area of a small town. There is lattice on the sway bracing and v-lacing on the vertical members. The vertical members are unusual in that the channels that make up the built-up beams are they themselves built-up of plates and angles.

This bridge has undergone some major renovations that have allowed this beautiful structure to remain in use, at the expense of some historic integrity. Steel was welded onto the portal bracing, and the bottom chord was severed and reconnected with unusual turnbuckles. The flooring system was completely replaced, including the floor beams themselves. These were replaced with large beams that allowed pipes to be carried on one side, and a sidewalk to be added to the other. These losses to the historic integrity of the structure are rather dramatic, but on the other hand the bridge remains in use and remains a beautiful historic bridge.

The plaque on this bridge is mostly gone in a sense. The unusual plaque was made of a plate base, with the words fastened onto it. These words have since mostly fallen off.

Historic Significance Rating (HSR)

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