US Bridges

Bean Brook Road over Bean Brook

Fair

Grafton County, New Hampshire · 0.5 Mi. Pierpont Tl · Structure no. 020301280017700

Built
1995
30 years old
Condition
Fair
inspected September 2023
Type
Culvert
Steel
Length
22 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 steel culvert carrying Bean Brook Road over Bean Brook in Grafton County, New Hampshire. It was built in 1995, so it is 30 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 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 96 vehicles a day, roughly 4% of them trucks, projected to reach 142 by 2043. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesBean Brook Road
CrossesBean Brook
Location0.5 Mi. Pierpont Tl
CountyGrafton County
StateNew Hampshire
Coordinates43.94662, -72.07588
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span22 ft (6.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 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 closed6.8 mi (11 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 1995, making it 30 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 22 ft (6.6 m) long with a longest span of 22 ft (6.6 m).

Who owns Bean Brook Road over Bean Brook?

It is owned by the City or Municipal Highway Agency.