US Bridges

Route 40 NB over Hartford Turnpike

Good

New Haven County, Connecticut · At Exit 1 RTE 40 · Structure no. 03827

Built
1976
49 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
20,400
2019 count
Owner
State
State Highway Agency

About this bridge

Route 40 NB over Hartford Turnpike is a prestressed concrete stringer/multi-beam or girder carrying Route 40 NB over Hartford Turnpike in New Haven County, Connecticut. It was built in 1976, so it is 49 years old, younger than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,400 vehicles a day, roughly 5% of them trucks, projected to reach 30,312 by 2039. The structure is 95 ft (29 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 40 NB
CrossesHartford Turnpike
LocationAt Exit 1 RTE 40
RouteState Highway 40
Coordinates41.38084, -72.88322
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length95 ft (29 m)
Longest span87 ft (26.5 m)
Deck width66 ft (20 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,400 (2019)
Projected traffic30,312 by 2039
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 40 NB over Hartford Turnpike built?

It was built in 1976, making it 49 years old in 2025.

What condition is Route 40 NB over Hartford Turnpike in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does Route 40 NB over Hartford Turnpike carry?

About 20,400 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Route 40 NB over Hartford Turnpike?

The structure is 95 ft (29 m) long with a longest span of 87 ft (26.5 m) and a deck 66 ft wide.

Who owns Route 40 NB over Hartford Turnpike?

It is owned by the State Highway Agency.