Structure 31866 · Somerset County, PA

T312 Covered Br RD over Laurel Hill Creek

Carries T312 Covered Br RD over Laurel Hill Creek, 1.3 Mi.ne.of Ursina.

Overall conditionPoor

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

How ratings work
Deck5/9 · Fair
Superstructuresets the rating4/9 · Poor
Substructure6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT125 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9 · sets the ratingSubstructure 6/9

125 ft end to end, longest span 55 ft. 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.

Built1891rebuilt 1991
Length125.0 ft38.1 m
Daily traffic50counted 2024
Last inspectedNovember 2022every 24 months

Location

StatePennsylvania
CountySomerset
Location1.3 Mi.ne.of Ursina
CarriesT312 Covered Br RD
CrossesLaurel Hill Creek
Coordinates39.84009, -79.32299

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length125.0 ft (38.1 m)
Max Span55.1 ft (16.8 m)
Deck Width11.2 ft (3.4 m)
Deck Area129.5 sq m
Main Spans2
Year Built1891 (reconstructed 1991)

Traffic

Avg Daily Traffic50 (2024)
Lanes On Bridge1

Inspection & Ownership

Last InspectionNovember 2022
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is on the National Register of Historic Places
Scour Critical4 — Foundations need monitoring
Structure Number000000000031866

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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