Structure 27625 · Montgomery County, PA

Bethlehem Pike over Willow Run

Carries Bethlehem Pike over Willow Run, 1 Mile To Penllyn 3257d01.

Overall conditionFair

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

How ratings work
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
23 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 5/9Substructure 5/9

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 deck arch.

Built193492 years old
Length23.0 ft7 m
Daily traffic9,021counted 2023
Last inspectedJune 2024every 24 months

Location

StatePennsylvania
CountyMontgomery
Location1 Mile To Penllyn 3257d01
CarriesBethlehem Pike
CrossesWillow Run
Coordinates40.18660, -75.22749

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length23.0 ft (7 m)
Max Span23.0 ft (7 m)
Deck Width51.8 ft (15.8 m)
Deck Area110.6 sq m
Main Spans1
Year Built1934

Traffic

Avg Daily Traffic9,021 (2023)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical3 — Scour critical
Structure Number000000000027625

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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