US Bridges

Nh 9 over Beards Brook Beards RD

Good

Hillsborough County, New Hampshire · Nh 9 at Beards Brook · Structure no. 012201100005100

Built
2002
23 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
411 ft
3 main spans
Daily traffic
7,409
2023 count
Owner
State
State Highway Agency

About this bridge

Nh 9 over Beards Brook Beards RD is a steel continuous stringer/multi-beam or girder carrying Nh 9 over Beards Brook Beards RD in Hillsborough County, New Hampshire. It was built in 2002, so it is 23 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 7,409 vehicles a day, roughly 7% of them trucks, projected to reach 10,965 by 2043. The structure is 411 ft (125.3 m) long and 47 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesNh 9
CrossesBeards Brook Beards RD
LocationNh 9 at Beards Brook
RouteState Highway 9
CountyHillsborough County
StateNew Hampshire
Coordinates43.11725, -71.92934
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length411 ft (125.3 m)
Longest span187 ft (57 m)
Deck width47 ft (14.3 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,409 (2023)
Projected traffic10,965 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

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 9 over Beards Brook Beards RD built?

It was built in 2002, making it 23 years old in 2025.

What condition is Nh 9 over Beards Brook Beards RD 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 March 2024.

How much traffic does Nh 9 over Beards Brook Beards RD carry?

About 7,409 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Nh 9 over Beards Brook Beards RD?

The structure is 411 ft (125.3 m) long with a longest span of 187 ft (57 m) and a deck 47 ft wide.

Who owns Nh 9 over Beards Brook Beards RD?

It is owned by the State Highway Agency.