US Bridges

Route 40 SB over South New Road

Fair

New Haven County, Connecticut · 0.2 MI S of Route 10 · Structure no. 03833

Built
1976
49 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
10,700
2022 count
Owner
State
State Highway Agency

About this bridge

Route 40 SB over South New Road is a prestressed concrete stringer/multi-beam or girder carrying Route 40 SB over South New Road 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 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 10,700 vehicles a day, roughly 9% of them trucks, projected to reach 15,899 by 2042. The structure is 106 ft (32.3 m) long and 63 ft wide.

Location

Open in Google Maps
CarriesRoute 40 SB
CrossesSouth New Road
Location0.2 MI S of Route 10
RouteState Highway 40
CountyNew Haven County
StateConnecticut
Coordinates41.39986, -72.89559
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span100 ft (30.5 m)
Deck width63 ft (19.3 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,700 (2022)
Projected traffic15,899 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-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 40 SB over South New Road built?

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

What condition is Route 40 SB over South New Road 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 October 2024.

How much traffic does Route 40 SB over South New Road carry?

About 10,700 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Route 40 SB over South New Road?

The structure is 106 ft (32.3 m) long with a longest span of 100 ft (30.5 m) and a deck 63 ft wide.

Who owns Route 40 SB over South New Road?

It is owned by the State Highway Agency.