Structure 28187 · Montgomery County, PA

T-331 over Pa Tpk (i-276)

Carries T-331 over Pa Tpk (i-276), East Of Ft Wash Interchg..

Overall conditionPoor

Set by its lowest-rated component: Deck at 4 of 9.

How ratings work
Decksets the rating4/9 · Poor
Superstructure5/9 · Fair
Substructure5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT111 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 5/9Substructure 5/9

111 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 girder bridge.

Built195472 years old
Length110.9 ft33.8 m
Daily traffic200counted 1992
Last inspectedJuly 2024every 24 months

Location

StatePennsylvania
CountyMontgomery
LocationEast Of Ft Wash Interchg.
CarriesT-331
CrossesPa Tpk (i-276)
Coordinates40.13420, -75.18587

Physical Characteristics

MaterialSteel
DesignGirder and Floorbeam
Total Length110.9 ft (33.8 m)
Max Span108.9 ft (33.2 m)
Deck Width31.8 ft (9.7 m)
Deck Area327.9 sq m
Main Spans1
Year Built1954

Traffic

Avg Daily Traffic200 (1992)
Truck Traffic2%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000028187

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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