US Bridges

NH113 over Cold River

Good

Carroll County, New Hampshire · 2.3 MI E No. Sandwich Vil · Structure no. 023302380009200

Built
1958
67 years old, rebuilt 1996
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
146 ft
2 main spans
Daily traffic
544
2023 count
Owner
State
State Highway Agency

About this bridge

NH113 over Cold River is a steel continuous stringer/multi-beam or girder carrying NH113 over Cold River in Carroll County, New Hampshire. It was built in 1958 and reconstructed in 1996, so it is 67 years old, older than the New Hampshire average of 56.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 544 vehicles a day, roughly 10% of them trucks, projected to reach 805 by 2043. The structure is 146 ft (44.5 m) long and 35 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNH113
CrossesCold River
Location2.3 MI E No. Sandwich Vil
RouteState Highway 113
Coordinates43.8366, -71.35019
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating43.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length146 ft (44.5 m)
Longest span70 ft (21.3 m)
Deck width35 ft (10.6 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic544 (2023)
Projected traffic805 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NH113 over Cold River built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1996.

What condition is NH113 over Cold River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does NH113 over Cold River carry?

About 544 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NH113 over Cold River?

The structure is 146 ft (44.5 m) long with a longest span of 70 ft (21.3 m) and a deck 35 ft wide.

Who owns NH113 over Cold River?

It is owned by the State Highway Agency.