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Potash Hill Road over Little River

New London County, Connecticut · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Potash Hill Road over Little River in New London County, Connecticut, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1938 and reconstructed in 2005, making it 87 years old at the 2025 inventory.
It carries about 684 vehicles a day (traffic count year 2024).
Its listed owner is a town or township highway agency.
It is one of 121 of the 442 inventoried bridges in New London County rated good (27.4%); 23 (5.2%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 69 ft
Location	0.5 Mi East of Main St
NBI structure number	04773
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the Connecticut department of transportation.

Bridge	Built	Vehicles/day	Condition
Interstate-95 over Latimers Brook	1958	72,700	Fair
Interstate-95 over Lyme Street	1948	69,600	Fair
Interstate-395 over Leffingwell Road	1958	63,200	Fair
Interstate-395 over Trading Cove Brook	1958	63,200	Fair
Interstate-95 over North Bride Brook Road	1958	61,700	Fair
Interstate-95 over Route 161	1958	59,100	Poor