US Bridges

Lathrop Road over Lathrop Brook

Good

Windham County, Connecticut · 0.1MI So of I-395 · Structure no. 05665

Built
2017
8 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
1,940
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lathrop Road over Lathrop Brook is a concrete culvert carrying Lathrop Road over Lathrop Brook in Windham County, Connecticut. It was built in 2017, so it is 8 years old, younger than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,940 vehicles a day, roughly 6% of them trucks, projected to reach 2,883 by 2038. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLathrop Road
CrossesLathrop Brook
Location0.1MI So of I-395
RouteCity Street 0
Coordinates41.66366, -71.91284
Functional classRural Major Collector

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.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length24 ft (7.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,940 (2018)
Projected traffic2,883 by 2038
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Lathrop Road over Lathrop Brook built?

It was built in 2017, making it 8 years old in 2025.

What condition is Lathrop Road over Lathrop 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 May 2024.

How much traffic does Lathrop Road over Lathrop Brook carry?

About 1,940 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Lathrop Road over Lathrop Brook?

The structure is 24 ft (7.4 m) long with a longest span of 12 ft (3.7 m).

Who owns Lathrop Road over Lathrop Brook?

It is owned by the Town or Township Highway Agency.