US Bridges

Ossipee Lake Road over W Br Silver River

Good

Carroll County, New Hampshire · 290 Ft FR Freedom Tl · Structure no. 016000660001300

Built
1979
46 years old
Condition
Good
inspected September 2023
Type
Frame
Concrete Continuous
Length
34 ft
2 main spans
Daily traffic
3,330
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ossipee Lake Road over W Br Silver River is a concrete continuous frame carrying Ossipee Lake Road over W Br Silver River in Carroll County, New Hampshire. It was built in 1979, so it is 46 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 3,330 vehicles a day, roughly 4% of them trucks, projected to reach 4,928 by 2043. The structure is 34 ft (10.4 m) long and 32 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesOssipee Lake Road
CrossesW Br Silver River
Location290 Ft FR Freedom Tl
Coordinates43.83301, -71.18355
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span15 ft (4.6 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,330 (2023)
Projected traffic4,928 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Ossipee Lake Road over W Br Silver River built?

It was built in 1979, making it 46 years old in 2025.

What condition is Ossipee Lake Road over W Br Silver 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 September 2023.

How much traffic does Ossipee Lake Road over W Br Silver River carry?

About 3,330 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Ossipee Lake Road over W Br Silver River?

The structure is 34 ft (10.4 m) long with a longest span of 15 ft (4.6 m) and a deck 32 ft wide.

Who owns Ossipee Lake Road over W Br Silver River?

It is owned by the City or Municipal Highway Agency.