Structure 40419 · Adams County, PA

SR 3005 over Plum Run

Carries SR 3005 over Plum Run, 2 Mi. NW Greenmount.

Overall conditionGood

Set by its lowest-rated component: Deck and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
24 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

24 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.

Built199828 years old
Length24.0 ft7.3 m
Daily traffic619counted 2023
Last inspectedDecember 2022every 24 months

Location

StatePennsylvania
CountyAdams
Location2 Mi. NW Greenmount
CarriesSR 3005
CrossesPlum Run
Coordinates39.77929, -77.30146

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length24.0 ft (7.3 m)
Max Span22.0 ft (6.7 m)
Deck Width31.8 ft (9.7 m)
Deck Area70.8 sq m
Main Spans1
Year Built1998

Traffic

Avg Daily Traffic619 (2023)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2022
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000000040419

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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