US Bridges

Fee Tpk over Baboosic Brook

Good

Hillsborough County, New Hampshire · 2.9 MI from Bedford T.L. · Structure no. 016801160014000

Built
1954
71 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
75,081
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Fee Tpk over Baboosic Brook is a concrete continuous culvert carrying Fee Tpk over Baboosic Brook in Hillsborough County, New Hampshire. It was built in 1954, so it is 71 years old, older 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 75,081 vehicles a day, roughly 7% of them trucks, projected to reach 111,119 by 2043. The structure is 31 ft (9.4 m) long and 115 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFee Tpk
CrossesBaboosic Brook
Location2.9 MI from Bedford T.L.
Coordinates42.87544, -71.49354
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating79.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span15 ft (4.6 m)
Deck width115 ft (35.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,081 (2023)
Projected traffic111,119 by 2043
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusPossibly eligible for the National Register; requires further investigation
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 Fee Tpk over Baboosic Brook built?

It was built in 1954, making it 71 years old in 2025.

What condition is Fee Tpk 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 April 2024.

How much traffic does Fee Tpk over Baboosic Brook carry?

About 75,081 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Fee Tpk over Baboosic Brook?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.6 m) and a deck 115 ft wide.

Who owns Fee Tpk over Baboosic Brook?

It is owned by the State Toll Authority.