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| | Bridge Encyclopedia Articles @ MetalworkArt.com (Metalwork Art) (Site not responding. Last check: 2007-10-23) |
 | | For example, it may be a bridge carrying a highway and forbidden for pedestrians and bicycles, or a pedestrian bridge, possibly also for bicycles. |
 | | Bridges can also be classified by their lineage, which is shown as the vertical axis on the diagram to the right. |
 | | Bridges and Tunnels of Allegheny County and Pittsburgh, PA Details of over 2,000 bridges of 8 feet span or greater. |
| www.metalworkart.com /encyclopedia/Bridge (1654 words) |
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