US Bridges

Wire Road over Baboosic Brook

Good

Hillsborough County, New Hampshire · 0.3 MI FR Bedford Tl · Structure no. 016800980017400

Built
2013
12 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
3,115
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wire Road over Baboosic Brook is a prestressed concrete tee beam carrying Wire Road over Baboosic Brook in Hillsborough County, New Hampshire. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,115 vehicles a day, roughly 4% of them trucks, projected to reach 4,610 by 2043. The structure is 68 ft (20.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesWire Road
CrossesBaboosic Brook
Location0.3 MI FR Bedford Tl
CountyHillsborough County
StateNew Hampshire
Coordinates42.89934, -71.51246
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
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 evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.8 US tons
Inventory rating50 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length68 ft (20.7 m)
Longest span65 ft (19.8 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,115 (2023)
Projected traffic4,610 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 Wire Road over Baboosic Brook built?

It was built in 2013, making it 12 years old in 2025.

What condition is Wire Road over Baboosic 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 September 2023.

How much traffic does Wire Road over Baboosic Brook carry?

About 3,115 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Wire Road over Baboosic Brook?

The structure is 68 ft (20.7 m) long with a longest span of 65 ft (19.8 m) and a deck 30 ft wide.

Who owns Wire Road over Baboosic Brook?

It is owned by the City or Municipal Highway Agency.