US Bridges

Niles Road over Cedar Swamp Brook

Fair

Litchfield County, Connecticut · 1.6 Miles North of Route. · Structure no. 06915

Built
1956
69 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
65
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Niles Road over Cedar Swamp Brook is a concrete culvert carrying Niles Road over Cedar Swamp Brook in Litchfield County, Connecticut. It was built in 1956, so it is 69 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 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 65 vehicles a day, projected to reach 97 by 2044. The structure is 33 ft (10.1 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesNiles Road
CrossesCedar Swamp Brook
Location1.6 Miles North of Route.
RouteCity Street 0
CountyLitchfield County
StateConnecticut
Coordinates41.85213, -73.03961
Functional classRural 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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span12 ft (3.8 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2024)
Projected traffic97 by 2044
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Niles Road over Cedar Swamp Brook built?

It was built in 1956, making it 69 years old in 2025.

What condition is Niles Road over Cedar Swamp 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 2024.

How much traffic does Niles Road over Cedar Swamp Brook carry?

About 65 vehicles per day (2024 count).

How long is Niles Road over Cedar Swamp Brook?

The structure is 33 ft (10.1 m) long with a longest span of 12 ft (3.8 m) and a deck 26 ft wide.

Who owns Niles Road over Cedar Swamp Brook?

It is owned by the Town or Township Highway Agency.