Photos
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Bridge St over Blackwater Rv Andover 01 View from the south side of the bridge. Photo taken by David P. Timmins |
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Bridge St over Blackwater Rv Andover 02 Showing the large steel i-beams that support traffic. The bridge is in daily use. Photo taken by David P. Timmins |
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Bridge St over Blackwater Rv Andover 03 View of the bridge from down stream. Photo taken by David P. Timmins |
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Bridge St over Blackwater Rv Andover 04 Showing some of the internal construction. Photo taken by David P. Timmins |
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Bridge St over Blackwater Rv Andover 05 Keniston is bridge number 15 in New Hampshire's numbering system. Photo taken by David P. Timmins |
Facts
- Overview
- Covered bridge over Blackwater River on Bridge Road in Andover
- Location
- Andover, Merrimack County, New Hampshire
- Status
- Open to traffic
- History
- Built 1882
- Design
- Covered Through truss
- Dimensions
-
Length of largest span: 52.2 ft.
Total length: 65.0 ft.
Deck width: 8.9 ft.
Vertical clearance above deck: 11.7 ft.
- Recognition
- Eligible for the National Register of Historic Places
- Also called
- Bridge number 15.
- Approximate latitude, longitude
- +43.43472, -71.83611 (decimal degrees)
43°26'05" N, 71°50'10" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 19/270464/4812999 (zone/easting/northing)
- USGS topographic map
- Andover
- Inventory number
- BH 24982 (Bridgehunter.com ID)
- Inspection (as of 02/2007)
- Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 21.8 (out of 100) - Average daily traffic (as of 1987)
- 160
Sources
- Official NH government covered bridge site. - Information on the Keniston Bridge
- David P. Timmins - grumpytimm [at] yahoo [dot] com