US Bridges

Route 151 over Pine Brook

Fair

Middlesex County, Connecticut · 0.8 MI N of Route 196 · Structure no. 01384

Built
1930
95 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
1,800
2022 count
Owner
State
State Highway Agency

About this bridge

Route 151 over Pine Brook is a concrete continuous culvert carrying Route 151 over Pine Brook in Middlesex County, Connecticut. It was built in 1930, so it is 95 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 1,800 vehicles a day, roughly 1% of them trucks, projected to reach 2,675 by 2042. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 151
CrossesPine Brook
Location0.8 MI N of Route 196
RouteState Highway 151
Coordinates41.51646, -72.49935
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic2,675 by 2042
Trucks1%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 151 over Pine Brook built?

It was built in 1930, making it 95 years old in 2025.

What condition is Route 151 over Pine 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 August 2023.

How much traffic does Route 151 over Pine Brook carry?

About 1,800 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Route 151 over Pine Brook?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m).

Who owns Route 151 over Pine Brook?

It is owned by the State Highway Agency.