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Nearby Bridges in NBI 2021: 1


NH 31:NH101 over SOUHEGAN RIVER (Route: 101)
Num:27701190011600x
Open: no restriction [A]
Built: 1954, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 20.7 m = 67.9 ft
Main Spans: 1 at 20.7 m = 67.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 11.4 m = 37.4 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Wilton [85220]: Hillsborough County [011], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 4
1.4 MI FROM MILFORD TL
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: M 18 / H 20 [4]
Operating: 90.6 metric ton = 99.7 tons (Load Factor(LF) [1])
Inventory: 63.7 metric ton = 70.1 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 14435 (2019) and Trucks: 7%
Future ADT: 21363 (In 2041 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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