US Bridges

US202 NH124 over Contoocook River

Fair

Cheshire County, New Hampshire · 3.0 MI Peterboro Tl · Structure no. 013401550008400

Built
1938
87 years old, rebuilt 1958
Condition
Fair
inspected June 2023
Type
Frame
Concrete
Length
38 ft
1 main span
Daily traffic
12,068
2023 count
Owner
State
State Highway Agency

About this bridge

US202 NH124 over Contoocook River is a concrete frame carrying US202 NH124 over Contoocook River in Cheshire County, New Hampshire. It was built in 1938 and reconstructed in 1958, so it is 87 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,068 vehicles a day, roughly 7% of them trucks, projected to reach 17,860 by 2043. The structure is 38 ft (11.6 m) long and 65 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesUS202 NH124
CrossesContoocook River
Location3.0 MI Peterboro Tl
RouteU.S. Route 202
CountyCheshire County
StateNew Hampshire
Coordinates42.81466, -72.02314
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating24.4 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length38 ft (11.6 m)
Longest span33 ft (10.1 m)
Deck width65 ft (19.8 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,068 (2023)
Projected traffic17,860 by 2043
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 US202 NH124 over Contoocook River built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1958.

What condition is US202 NH124 over Contoocook River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does US202 NH124 over Contoocook River carry?

About 12,068 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US202 NH124 over Contoocook River?

The structure is 38 ft (11.6 m) long with a longest span of 33 ft (10.1 m) and a deck 65 ft wide.

Who owns US202 NH124 over Contoocook River?

It is owned by the State Highway Agency.