Structure 7108 · Bucks County, PA

Carver-wismer Road over Cabin Run (covered Brdg)

Carries Carver-wismer Road over Cabin Run (covered Brdg), Pipersville 17b04.

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
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT80 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 6/9

80 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 multi-beam bridge.

Built1874rebuilt 1996
Length80.1 ft24.4 m
Daily traffic597counted 2024
Last inspectedDecember 2022every 24 months

Location

StatePennsylvania
CountyBucks
LocationPipersville 17b04
CarriesCarver-wismer Road
CrossesCabin Run (covered Brdg)
Coordinates40.42299, -75.12767

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length80.1 ft (24.4 m)
Max Span70.9 ft (21.6 m)
Deck Width19.4 ft (5.9 m)
Deck Area144.0 sq m
Main Spans1
Year Built1874 (reconstructed 1996)

Traffic

Avg Daily Traffic597 (2024)
Truck Traffic8%
Lanes On Bridge1

Inspection & Ownership

Last InspectionDecember 2022
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is on the National Register of Historic Places
Scour Critical4 — Foundations need monitoring
Structure Number000000000007108

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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