US Bridges

Route 32 over Stony Brook

Fair

New London County, Connecticut · 1.2 MI North of Route 163 · Structure no. 05545

Built
1927
98 years old, rebuilt 1987
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
7,700
2020 count
Owner
State
State Highway Agency

About this bridge

Route 32 over Stony Brook is a prestressed concrete slab carrying Route 32 over Stony Brook in New London County, Connecticut. It was built in 1927 and reconstructed in 1987, so it is 98 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 5 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 7,700 vehicles a day, roughly 4% of them trucks, projected to reach 11,441 by 2040. The structure is 26 ft (7.8 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 32
CrossesStony Brook
Location1.2 MI North of Route 163
RouteState Highway 32
Coordinates41.4523, -72.10728
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.4 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span24 ft (7.4 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,700 (2020)
Projected traffic11,441 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Route 32 over Stony Brook built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1987.

What condition is Route 32 over Stony 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 July 2024.

How much traffic does Route 32 over Stony Brook carry?

About 7,700 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Route 32 over Stony Brook?

The structure is 26 ft (7.8 m) long with a longest span of 24 ft (7.4 m) and a deck 43 ft wide.

Who owns Route 32 over Stony Brook?

It is owned by the State Highway Agency.