US Bridges

SR 745 (first Ave) over Metro North Railroad

Fair

New Haven County, Connecticut · 0.2 MI E of I-95 · Structure no. 01332

Built
1900
125 years old, rebuilt 1975
Condition
Fair
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
9,300
2021 count
Owner
State
State Highway Agency

About this bridge

SR 745 (first Ave) over Metro North Railroad is a prestressed concrete box beam or girders - multiple carrying SR 745 (first Ave) over Metro North Railroad in New Haven County, Connecticut. It was built in 1900 and reconstructed in 1975, so it is 125 years old, older 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 5 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 9,300 vehicles a day, roughly 3% of them trucks, projected to reach 13,819 by 2041. The structure is 72 ft (21.9 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 745 (first Ave)
CrossesMetro North Railroad
Location0.2 MI E of I-95
RouteState Highway 745
CountyNew Haven County
StateConnecticut
Coordinates41.28227, -72.94799
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length72 ft (21.9 m)
Longest span62 ft (18.9 m)
Deck width54 ft (16.6 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,300 (2021)
Projected traffic13,819 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 SR 745 (first Ave) over Metro North Railroad built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1975.

What condition is SR 745 (first Ave) over Metro North Railroad 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 February 2023.

How much traffic does SR 745 (first Ave) over Metro North Railroad carry?

About 9,300 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is SR 745 (first Ave) over Metro North Railroad?

The structure is 72 ft (21.9 m) long with a longest span of 62 ft (18.9 m) and a deck 54 ft wide.

Who owns SR 745 (first Ave) over Metro North Railroad?

It is owned by the State Highway Agency.