Structure 28099 · Montgomery County, PA

Leshers Mill Road over Perkiomen Creek

Carries Leshers Mill Road over Perkiomen Creek, 1100sw Of Sr0029 2804-d2.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT27 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

27 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.

Built1930rebuilt 1959
Length26.9 ft8.2 m
Daily traffic200counted 1991
Last inspectedMarch 2023every 24 months

Location

StatePennsylvania
CountyMontgomery
Location1100sw Of Sr0029 2804-d2
CarriesLeshers Mill Road
CrossesPerkiomen Creek
Coordinates40.42518, -75.54042

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length26.9 ft (8.2 m)
Max Span25.9 ft (7.9 m)
Deck Width25.9 ft (7.9 m)
Deck Area64.8 sq m
Main Spans1
Year Built1930 (reconstructed 1959)

Traffic

Avg Daily Traffic200 (1991)
Lanes On Bridge2

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000028099

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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