US Bridges

Route 9 Northbound over South Road

Fair

Hartford County, Connecticut · South of INTERSTATE-84 · Structure no. 03491

Built
1969
56 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
113 ft
3 main spans
Daily traffic
26,200
2022 count
Owner
State
State Highway Agency

About this bridge

Route 9 Northbound over South Road is a steel stringer/multi-beam or girder carrying Route 9 Northbound over South Road in Hartford County, Connecticut. It was built in 1969, so it is 56 years old, younger 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 6 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 26,200 vehicles a day, roughly 9% of them trucks, projected to reach 38,931 by 2042. The structure is 113 ft (34.4 m) long and 55 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 9 Northbound
CrossesSouth Road
LocationSouth of INTERSTATE-84
RouteState Highway 9
Coordinates41.72325, -72.7707
Functional classUrban Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span55 ft (16.8 m)
Deck width55 ft (16.9 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,200 (2022)
Projected traffic38,931 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 9 Northbound over South Road built?

It was built in 1969, making it 56 years old in 2025.

What condition is Route 9 Northbound over South Road 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 October 2023.

How much traffic does Route 9 Northbound over South Road carry?

About 26,200 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Route 9 Northbound over South Road?

The structure is 113 ft (34.4 m) long with a longest span of 55 ft (16.8 m) and a deck 55 ft wide.

Who owns Route 9 Northbound over South Road?

It is owned by the State Highway Agency.