US Bridges

Nh 10 over Bean Brook

Good

Grafton County, New Hampshire · 0.5 MI from Orford Tl · Structure no. 020900560007800

Built
2000
25 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
173 ft
1 main span
Daily traffic
1,247
2023 count
Owner
State
State Highway Agency

About this bridge

Nh 10 over Bean Brook is a steel stringer/multi-beam or girder carrying Nh 10 over Bean Brook in Grafton County, New Hampshire. It was built in 2000, so it is 25 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 1,247 vehicles a day, roughly 2% of them trucks, projected to reach 1,845 by 2043. The structure is 173 ft (52.7 m) long and 35 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesNh 10
CrossesBean Brook
Location0.5 MI from Orford Tl
RouteState Highway 10
CountyGrafton County
StateNew Hampshire
Coordinates43.96043, -72.08816
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length173 ft (52.7 m)
Longest span170 ft (51.8 m)
Deck width35 ft (10.7 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,247 (2023)
Projected traffic1,845 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 10 over Bean Brook built?

It was built in 2000, making it 25 years old in 2025.

What condition is Nh 10 over Bean Brook 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 July 2023.

How much traffic does Nh 10 over Bean Brook carry?

About 1,247 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Nh 10 over Bean Brook?

The structure is 173 ft (52.7 m) long with a longest span of 170 ft (51.8 m) and a deck 35 ft wide.

Who owns Nh 10 over Bean Brook?

It is owned by the State Highway Agency.