US Bridges

Potash Hill Road over Little River

Good

New London County, Connecticut · 0.5 MI East of Main ST · Structure no. 04773

Built
1938
87 years old, rebuilt 2005
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
684
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Potash Hill Road over Little River is a prestressed concrete box beam or girders - multiple carrying Potash Hill Road over Little River in New London County, Connecticut. It was built in 1938 and reconstructed in 2005, so it is 87 years old, older 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 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 684 vehicles a day, roughly 7% of them trucks, projected to reach 1,016 by 2044. The structure is 70 ft (21.3 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPotash Hill Road
CrossesLittle River
Location0.5 MI East of Main ST
RouteCity Street 0
Coordinates41.6391, -72.05807
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating55 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span69 ft (21 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic684 (2024)
Projected traffic1,016 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Potash Hill Road over Little River built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 2005.

What condition is Potash Hill Road over Little River 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 Potash Hill Road over Little River carry?

About 684 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Potash Hill Road over Little River?

The structure is 70 ft (21.3 m) long with a longest span of 69 ft (21 m) and a deck 29 ft wide.

Who owns Potash Hill Road over Little River?

It is owned by the Town or Township Highway Agency.