Structure 3190A · New Haven County, CT

Route 8 Northbound over Route 8 SB & Local Roads

Carries Route 8 Northbound over Route 8 SB & Local Roads, Route 8 South Of I-84.

Overall conditionPoor

Set by its lowest-rated component: Superstructure and Substructure at 4 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating4/9 · Poor
Substructuresets the rating4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,634 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 4/9 · sets the ratingSubstructure 4/9 · sets the rating

2,634 ft end to end, longest span 115 ft: about 7.3 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a girder bridge.

Built1966rebuilt 1991
Length2633.9 ft802.8 m
Daily traffic30,400counted 2021
Last inspectedSeptember 2022every 24 months

Location

StateConnecticut
CountyNew Haven
LocationRoute 8 South Of I-84
CarriesRoute 8 Northbound
CrossesRoute 8 SB & Local Roads
Coordinates41.54977, -73.04776

Physical Characteristics

MaterialSteel
DesignGirder and Floorbeam
Total Length2633.9 ft (802.8 m)
Max Span115.2 ft (35.1 m)
Deck Width35.4 ft (10.8 m)
Deck Area8670.2 sq m
Main Spans14
Year Built1966 (reconstructed 1991)

Traffic

Avg Daily Traffic30,400 (2021)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last InspectionSeptember 2022
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number03190A

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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