Structure 28197 · Montgomery County, PA

Pa Tpk (i-276) over Pennypack Creek

Carries Pa Tpk (i-276) over Pennypack Creek, East Of Willow Grove Intg.

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 overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT185 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

185 ft end to end, longest span 71 ft: about 3 semi-trucks nose to tail. Lengths and the semi-truck 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.

Built1954rebuilt 1985
Length185.0 ft56.4 m
Daily traffic92,381counted 2004
Last inspectedJune 2024every 24 months

Location

StatePennsylvania
CountyMontgomery
LocationEast Of Willow Grove Intg
CarriesPa Tpk (i-276)
CrossesPennypack Creek
Coordinates40.16334, -75.10463

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length185.0 ft (56.4 m)
Max Span70.9 ft (21.6 m)
Deck Width105.0 ft (32 m)
Deck Area1804.8 sq m
Main Spans3
Year Built1954 (reconstructed 1985)

Traffic

Avg Daily Traffic92,381 (2004)
Truck Traffic12%
Lanes On Bridge6

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000028197

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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