Structure 7841397 · Trumbull County, OH

Layer Road over Duck Creek

Carries Layer Road over Duck Creek, 986 Ft. North Th84.

Overall conditionGood

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

How ratings work
Superstructuresets the rating9/9 · Excellent
Substructuresets the rating9/9 · Excellent
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT58 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 9/9Substructure 9/9

58 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 rigid-frame bridge.

Built20233 years old
Length58.1 ft17.7 m
Daily traffic300counted 2023
Last inspectedJune 2024every 12 months

Location

StateOhio
CountyTrumbull
Location986 Ft. North Th84
CarriesLayer Road
CrossesDuck Creek
Coordinates41.20567, -80.89401

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length58.1 ft (17.7 m)
Max Span56.1 ft (17.1 m)
Deck Width36.1 ft (11 m)
Deck Area194.7 sq m
Main Spans1
Year Built2023

Traffic

Avg Daily Traffic300 (2023)
Truck Traffic12%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 12 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number7841397

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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