US Bridges

Nh 25 over Ossipee River

Good

Carroll County, New Hampshire · 3.1 MI from Ossipee T.L. · Structure no. 007401360018400

Built
2004
21 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
525 ft
3 main spans
Daily traffic
2,854
2023 count
Owner
State
State Highway Agency

About this bridge

Nh 25 over Ossipee River is a steel continuous stringer/multi-beam or girder carrying Nh 25 over Ossipee River in Carroll County, New Hampshire. It was built in 2004, so it is 21 years old, younger 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 2,854 vehicles a day, roughly 15% of them trucks, projected to reach 4,223 by 2043. The structure is 525 ft (160 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNh 25
CrossesOssipee River
Location3.1 MI from Ossipee T.L.
RouteState Highway 25
Coordinates43.79239, -71.03226
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating74.8 US tons
Inventory rating44.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length525 ft (160 m)
Longest span208 ft (63.4 m)
Deck width47 ft (14.3 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,854 (2023)
Projected traffic4,223 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
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 Nh 25 over Ossipee River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Nh 25 over Ossipee 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 June 2024.

How much traffic does Nh 25 over Ossipee River carry?

About 2,854 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Nh 25 over Ossipee River?

The structure is 525 ft (160 m) long with a longest span of 208 ft (63.4 m) and a deck 47 ft wide.

Who owns Nh 25 over Ossipee River?

It is owned by the State Highway Agency.