US Bridges

Hamilton Street over South Branch Park River

Fair

Hartford County, Connecticut · 400 East of I-84 · Structure no. 03777

Built
1959
66 years old
Condition
Fair
inspected June 2023
Type
Frame
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
7,600
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hamilton Street over South Branch Park River is a concrete continuous frame carrying Hamilton Street over South Branch Park River in Hartford County, Connecticut. It was built in 1959, so it is 66 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 7,600 vehicles a day, roughly 4% of them trucks, projected to reach 11,293 by 2041. The structure is 102 ft (31.1 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHamilton Street
CrossesSouth Branch Park River
Location400 East of I-84
RouteCity Street 0
Coordinates41.75304, -72.69966
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.6 US tons
Inventory rating40 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length102 ft (31.1 m)
Longest span30 ft (9.1 m)
Deck width60 ft (18.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,600 (2021)
Projected traffic11,293 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Hamilton Street over South Branch Park River built?

It was built in 1959, making it 66 years old in 2025.

What condition is Hamilton Street over South Branch Park River 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 June 2023.

How much traffic does Hamilton Street over South Branch Park River carry?

About 7,600 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Hamilton Street over South Branch Park River?

The structure is 102 ft (31.1 m) long with a longest span of 30 ft (9.1 m) and a deck 60 ft wide.

Who owns Hamilton Street over South Branch Park River?

It is owned by the City or Municipal Highway Agency.