US Bridges

Route 15 over Toelles Road

GoodPosted for load

New Haven County, Connecticut · .3 Miles West of Route 5 · Structure no. 00790

Built
1947
78 years old, rebuilt 1993
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
68,200
2019 count
Owner
State
State Highway Agency

About this bridge

Route 15 over Toelles Road is a steel stringer/multi-beam or girder carrying Route 15 over Toelles Road in New Haven County, Connecticut. It was built in 1947 and reconstructed in 1993, so it is 78 years old, older 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. Its operating status is: posted for other load-capacity restriction.

It carries about 68,200 vehicles a day, roughly 5% of them trucks, projected to reach 101,338 by 2039. The structure is 42 ft (12.8 m) long and 90 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 15
CrossesToelles Road
Location.3 Miles West of Route 5
RouteState Highway 15
Coordinates41.43281, -72.85142
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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity 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 rating92.8 US tons
Inventory rating71.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span37 ft (11.3 m)
Deck width90 ft (27.4 m)
Roadway width83 ft (25.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,200 (2019)
Projected traffic101,338 by 2039
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 15 over Toelles Road built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1993.

What condition is Route 15 over Toelles Road 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 January 2023.

How much traffic does Route 15 over Toelles Road carry?

About 68,200 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Route 15 over Toelles Road?

The structure is 42 ft (12.8 m) long with a longest span of 37 ft (11.3 m) and a deck 90 ft wide.

Who owns Route 15 over Toelles Road?

It is owned by the State Highway Agency.