Structure 5623 · New London County, CT

Colony Road over Latimer Brook

Carries Colony Road over Latimer Brook, 0.1 Mi E Of Matfield Ter..

Overall conditionPoor

Set by its lowest-rated component: Culvert at 4 of 9.

How ratings work
Culvertsets the rating4/9 · Poor
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT37 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 4/9

A culvert 37 ft across with 2 openings. 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, so those are drawn as typical for a culvert.

Built198244 years old
Length37.1 ft11.3 m
Daily traffic328counted 2024
Last inspectedApril 2024every 24 months

Location

StateConnecticut
CountyNew London
Location0.1 Mi E Of Matfield Ter.
CarriesColony Road
CrossesLatimer Brook
Coordinates41.38381, -72.21415

Physical Characteristics

MaterialSteel
DesignCulvert
Total Length37.1 ft (11.3 m)
Max Span17.1 ft (5.2 m)
Deck Area105.1 sq m
Main Spans2
Year Built1982

Traffic

Avg Daily Traffic328 (2024)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number05623

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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