US Bridges

Route 8 Northbound over Pan Am So. RR Spur Line

Fair

New Haven County, Connecticut · 0.2 MI N of Route 73 · Structure no. 01719

Built
1964
61 years old, rebuilt 1990
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
145 ft
3 main spans
Daily traffic
26,300
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 Northbound over Pan Am So. RR Spur Line is a steel stringer/multi-beam or girder carrying Route 8 Northbound over Pan Am So. RR Spur Line in New Haven County, Connecticut. It was built in 1964 and reconstructed in 1990, so it is 61 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 26,300 vehicles a day, roughly 6% of them trucks, projected to reach 39,079 by 2041. The structure is 145 ft (44.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRoute 8 Northbound
CrossesPan Am So. RR Spur Line
Location0.2 MI N of Route 73
RouteState Highway 8
CountyNew Haven County
StateConnecticut
Coordinates41.56967, -73.05615
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
Deck7 GoodSome minor problems.
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 inspectionJune 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating55.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span49 ft (14.9 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,300 (2021)
Projected traffic39,079 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 8 Northbound over Pan Am So. RR Spur Line built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1990.

What condition is Route 8 Northbound over Pan Am So. RR Spur Line 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 June 2023.

How much traffic does Route 8 Northbound over Pan Am So. RR Spur Line carry?

About 26,300 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 8 Northbound over Pan Am So. RR Spur Line?

The structure is 145 ft (44.2 m) long with a longest span of 49 ft (14.9 m) and a deck 44 ft wide.

Who owns Route 8 Northbound over Pan Am So. RR Spur Line?

It is owned by the State Highway Agency.