Structure 6045 · Hartford County, CT

Route 305 over Interstate-91 Northbound

Carries Route 305 over Interstate-91 Northbound, At Exit 37.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT107 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

107 ft end to end. Lengths and the car 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 multi-beam bridge.

Built199036 years old
Length107.0 ft32.6 m
Daily traffic16,700counted 2016
Last inspectedJuly 2022every 24 months

Location

StateConnecticut
CountyHartford
LocationAt Exit 37
CarriesRoute 305
CrossesInterstate-91 Northbound
Coordinates41.85225, -72.66396

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length107.0 ft (32.6 m)
Max Span100.1 ft (30.5 m)
Deck Width103.3 ft (31.5 m)
Deck Area1026.9 sq m
Main Spans1
Year Built1990

Traffic

Avg Daily Traffic16,700 (2016)
Truck Traffic5%
Lanes On Bridge6
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJuly 2022
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number06045

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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