US Bridges

Bean Brook Road over Bean Brook

Fair

Grafton County, New Hampshire · 0.27 Mi. RTE.10 · Structure no. 020900600007300

Built
2009
16 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bean Brook Road over Bean Brook is a prestressed concrete box beam or girders - multiple carrying Bean Brook Road over Bean Brook in Grafton County, New Hampshire. It was built in 2009, so it is 16 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 fair condition with a lowest component rating of 6 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 40 ft (12.2 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesBean Brook Road
CrossesBean Brook
Location0.27 Mi. RTE.10
CountyGrafton County
StateNew Hampshire
Coordinates43.95772, -72.08604
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.4 US tons
Inventory rating44.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span36 ft (11.1 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2023)
Projected traffic142 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Bean Brook Road over Bean Brook built?

It was built in 2009, making it 16 years old in 2025.

What condition is Bean Brook Road over Bean Brook 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 September 2023.

How much traffic does Bean Brook Road over Bean Brook carry?

About 96 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Bean Brook Road over Bean Brook?

The structure is 40 ft (12.2 m) long with a longest span of 36 ft (11.1 m) and a deck 21 ft wide.

Who owns Bean Brook Road over Bean Brook?

It is owned by the City or Municipal Highway Agency.