US Bridges

Chestnut Hill Road over Pine Brook

Fair

Middlesex County, Connecticut · 0.1 MI S of Route 16 · Structure no. 05739

Built
1987
38 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
39 ft
2 main spans
Daily traffic
285
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Chestnut Hill Road over Pine Brook is a concrete culvert carrying Chestnut Hill Road over Pine Brook in Middlesex County, Connecticut. It was built in 1987, so it is 38 years old, younger 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 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 285 vehicles a day, roughly 4% of them trucks, projected to reach 423 by 2044. The structure is 39 ft (11.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesChestnut Hill Road
CrossesPine Brook
Location0.1 MI S of Route 16
RouteCity Street 0
Coordinates41.56281, -72.52905
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckOther
Main spans2
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic285 (2024)
Projected traffic423 by 2044
Trucks4%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Chestnut Hill Road over Pine Brook built?

It was built in 1987, making it 38 years old in 2025.

What condition is Chestnut Hill Road 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 October 2024.

How much traffic does Chestnut Hill Road over Pine Brook carry?

About 285 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Chestnut Hill Road over Pine Brook?

The structure is 39 ft (11.9 m) long with a longest span of 20 ft (6.1 m).

Who owns Chestnut Hill Road over Pine Brook?

It is owned by the Town or Township Highway Agency.