Structure 31930 · Somerset County, PA

Lake Loop Road over Kooser Run

Carries Lake Loop Road over Kooser Run, Kooser Sp.

Overall conditionPoor

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

How ratings work
Deck5/9 · Fair
Superstructure5/9 · Fair
Substructuresets the rating4/9 · Poor
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
23 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 4/9 · sets the rating

23 ft end to end. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 box-beam bridge.

Built1933rebuilt 1969
Length23.0 ft7 m
Daily traffic100counted 2012
Last inspectedSeptember 2022every 24 months

Location

StatePennsylvania
CountySomerset
LocationKooser Sp
CarriesLake Loop Road
CrossesKooser Run
Coordinates40.05630, -79.22330

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length23.0 ft (7 m)
Max Span22.0 ft (6.7 m)
Deck Width21.0 ft (6.4 m)
Deck Area44.8 sq m
Main Spans1
Year Built1933 (reconstructed 1969)

Traffic

Avg Daily Traffic100 (2012)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2022
Inspection FrequencyEvery 24 months
OwnerState Park/Forest Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical4 — Foundations need monitoring
Structure Number000000000031930

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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