US Bridges

Stowell Road over Baboosic Brook

Fair

Hillsborough County, New Hampshire · 338 Ft FR Bedford Tl · Structure no. 016800450017100

Built
1990
35 years old
Condition
Fair
inspected September 2023
Type
Slab
Wood or Timber
Length
32 ft
1 main span
Daily traffic
511
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stowell Road over Baboosic Brook is a wood or timber slab carrying Stowell Road over Baboosic Brook in Hillsborough County, New Hampshire. It was built in 1990, so it is 35 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 511 vehicles a day, projected to reach 756 by 2043. The structure is 32 ft (9.8 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesStowell Road
CrossesBaboosic Brook
Location338 Ft FR Bedford Tl
CountyHillsborough County
StateNew Hampshire
Coordinates42.89624, -71.56358
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.4 US tons
Inventory rating31.9 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck12 ft (3.8 m)

Traffic and service

Average daily traffic511 (2023)
Projected traffic756 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Stowell Road over Baboosic Brook built?

It was built in 1990, making it 35 years old in 2025.

What condition is Stowell Road over Baboosic 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 Stowell Road over Baboosic Brook carry?

About 511 vehicles per day (2023 count).

How long is Stowell Road over Baboosic Brook?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 18 ft wide.

Who owns Stowell Road over Baboosic Brook?

It is owned by the City or Municipal Highway Agency.