Photos
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Steel bridge carries Borough Road over the Smith River in Hill, NH. October 2008. Looks like a concrete arch replaced the original stone arch and both were finally replaced with steel. They left the concrete arch in place. Photo taken by David P. Timmins |
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Looking down stream through the Borough Road arch. Looking down stream through the arch. Photo taken by David P. Timmins |
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Bridge deck. The deck of the steel bridge they placed over the arch. Photo taken by David P. Timmins |
Facts
- Overview
- Concrete arch bridge over Smith River on Borough Road in Hill
- Location
- Bristol, Merrimack County, New Hampshire
- Status
- Open to traffic
- History
- Built 1930
- Design
- Arch
- Dimensions
-
Length of largest span: 38.1 ft.
Total length: 38.1 ft.
Deck width: 15.1 ft.
- Approximate latitude, longitude
- +43.56833, -71.74000 (decimal degrees)
43°34'06" N, 71°44'24" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 19/278732/4827578 (zone/easting/northing)
- USGS topographic map
- Bristol
- Inventory number
- BH 24980 (Bridgehunter.com ID)
- Inspection (as of 12/2007)
- Deck condition rating: Imminent Failure (1 out of 9)
Superstructure condition rating: Imminent Failure (1 out of 9)
Substructure condition rating: Imminent Failure (1 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 9.8 (out of 100) - Average daily traffic (as of 1987)
- 330