US Bridges

INTERSTATE-91 over US Route 5 and Route 15

Fair

Hartford County, Connecticut · .34MI N of Hrfd-Weth Tl · Structure no. 00813

Built
1964
61 years old, rebuilt 2022
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
287 ft
4 main spans
Daily traffic
116,100
2019 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-91 over US Route 5 and Route 15 is a steel stringer/multi-beam or girder carrying INTERSTATE-91 over US Route 5 and Route 15 in Hartford County, Connecticut. It was built in 1964 and reconstructed in 2022, so it is 61 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 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 116,100 vehicles a day, roughly 14% of them trucks, projected to reach 172,513 by 2039. The structure is 287 ft (87.5 m) long and 155 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesINTERSTATE-91
CrossesUS Route 5 and Route 15
Location.34MI N of Hrfd-Weth Tl
RouteInterstate 91
Coordinates41.73336, -72.6638
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 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 alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating47.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length287 ft (87.5 m)
Longest span87 ft (26.5 m)
Deck width155 ft (47.2 m)
Roadway width148 ft (45 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic116,100 (2019)
Projected traffic172,513 by 2039
Trucks14%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$19.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was INTERSTATE-91 over US Route 5 and Route 15 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2022.

What condition is INTERSTATE-91 over US Route 5 and Route 15 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 February 2023.

How much traffic does INTERSTATE-91 over US Route 5 and Route 15 carry?

About 116,100 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is INTERSTATE-91 over US Route 5 and Route 15?

The structure is 287 ft (87.5 m) long with a longest span of 87 ft (26.5 m) and a deck 155 ft wide.

Who owns INTERSTATE-91 over US Route 5 and Route 15?

It is owned by the State Highway Agency.