US Bridges

INTERSTATE-91 SB over Elm Street

Fair

Hartford County, Connecticut · 0.7 Mile South of Route 3 · Structure no. 01457

Built
1964
61 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
104 ft
3 main spans
Daily traffic
65,600
2022 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-91 SB over Elm Street is a steel stringer/multi-beam or girder carrying INTERSTATE-91 SB over Elm Street in Hartford County, Connecticut. It was built in 1964, 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 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 65,600 vehicles a day, roughly 14% of them trucks, projected to reach 97,475 by 2042. The structure is 104 ft (31.7 m) long and 68 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesINTERSTATE-91 SB
CrossesElm Street
Location0.7 Mile South of Route 3
RouteInterstate 91
Coordinates41.69841, -72.64426
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span35 ft (10.6 m)
Deck width68 ft (20.7 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,600 (2022)
Projected traffic97,475 by 2042
Trucks14%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was INTERSTATE-91 SB over Elm Street built?

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

What condition is INTERSTATE-91 SB over Elm Street 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 INTERSTATE-91 SB over Elm Street carry?

About 65,600 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is INTERSTATE-91 SB over Elm Street?

The structure is 104 ft (31.7 m) long with a longest span of 35 ft (10.6 m) and a deck 68 ft wide.

Who owns INTERSTATE-91 SB over Elm Street?

It is owned by the State Highway Agency.