US Bridges

INTERSTATE-91 NB over Elm Street

Poor

Hartford County, Connecticut · 0.5 Mile South of Exit 25 · Structure no. 01456

Built
1964
61 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
111 ft
3 main spans
Daily traffic
64,400
2022 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-91 NB over Elm Street is a steel stringer/multi-beam or girder carrying INTERSTATE-91 NB 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 64,400 vehicles a day, roughly 14% of them trucks, projected to reach 95,692 by 2042. The structure is 111 ft (33.9 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesINTERSTATE-91 NB
CrossesElm Street
Location0.5 Mile South of Exit 25
RouteInterstate 91
Coordinates41.6983, -72.64393
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 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
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating28.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length111 ft (33.9 m)
Longest span36 ft (10.9 m)
Deck width69 ft (20.9 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,400 (2022)
Projected traffic95,692 by 2042
Trucks14%
Lanes on structure4
Traffic directionOne-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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was INTERSTATE-91 NB over Elm Street built?

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

What condition is INTERSTATE-91 NB over Elm Street in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does INTERSTATE-91 NB over Elm Street carry?

About 64,400 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is INTERSTATE-91 NB over Elm Street?

The structure is 111 ft (33.9 m) long with a longest span of 36 ft (10.9 m) and a deck 69 ft wide.

Who owns INTERSTATE-91 NB over Elm Street?

It is owned by the State Highway Agency.