Structure 3476 · Windham County, CT

Lowell Davis Road over Interstate-395

Carries Lowell Davis Road over Interstate-395, 3.0 Mi South Mass Sl..

Overall conditionFair

Set by its lowest-rated component: Superstructure at 5 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT356 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 6/9

356 ft end to end, longest span 81 ft: about 5 semi-trucks nose to tail. 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 multi-beam bridge.

Built196759 years old
Length356.3 ft108.6 m
Daily traffic215counted 2024
Last inspectedMarch 2024every 24 months

Location

StateConnecticut
CountyWindham
Location3.0 Mi South Mass Sl.
CarriesLowell Davis Road
CrossesInterstate-395
Coordinates41.98208, -71.85468

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length356.3 ft (108.6 m)
Max Span81.4 ft (24.8 m)
Deck Width35.4 ft (10.8 m)
Deck Area1172.9 sq m
Main Spans5
Year Built1967

Traffic

Avg Daily Traffic215 (2024)
Truck Traffic7%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number03476

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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