US Bridges

Route 68 over INTERSTATE-91

Fair

New Haven County, Connecticut · 1.0 MI North of Durham RD · Structure no. 03132

Built
2004
21 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
335 ft
2 main spans
Daily traffic
14,400
2022 count
Owner
State
State Highway Agency

About this bridge

Route 68 over INTERSTATE-91 is a steel continuous stringer/multi-beam or girder carrying Route 68 over INTERSTATE-91 in New Haven County, Connecticut. It was built in 2004, so it is 21 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 14,400 vehicles a day, roughly 6% of them trucks, projected to reach 21,397 by 2042. The structure is 335 ft (102.1 m) long and 92 ft wide.

CarriesRoute 68
CrossesINTERSTATE-91
Location1.0 MI North of Durham RD
RouteState Highway 68
Coordinates41.48083, -72.76961
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating58.5 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length335 ft (102.1 m)
Longest span168 ft (51.2 m)
Deck width92 ft (28.1 m)
Roadway width79 ft (24 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,400 (2022)
Projected traffic21,397 by 2042
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 68 over INTERSTATE-91 built?

It was built in 2004, making it 21 years old in 2025.

What condition is Route 68 over INTERSTATE-91 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 August 2024.

How much traffic does Route 68 over INTERSTATE-91 carry?

About 14,400 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Route 68 over INTERSTATE-91?

The structure is 335 ft (102.1 m) long with a longest span of 168 ft (51.2 m) and a deck 92 ft wide.

Who owns Route 68 over INTERSTATE-91?

It is owned by the State Highway Agency.