Structure 91901000001015 · Warren County, PA

Fr 148 over S. Branch Tionesta Crk.

Carries Fr 148 over S. Branch Tionesta Crk., 0.2 Miles From SR 948.

Overall conditionFair

Set by its lowest-rated component: Substructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT52 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 6/9 · sets the rating

52 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.

Built1934rebuilt 1993
Length52.2 ft15.9 m
Daily traffic251 lanes
Last inspectedSeptember 2024every 24 months

Location

StatePennsylvania
CountyWarren
Location0.2 Miles From SR 948
CarriesFr 148
CrossesS. Branch Tionesta Crk.
Coordinates41.63434, -78.99718

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length52.2 ft (15.9 m)
Max Span50.2 ft (15.3 m)
Deck Width15.7 ft (4.8 m)
Deck Area76.3 sq m
Main Spans1
Year Built1934 (reconstructed 1993)

Traffic

Avg Daily Traffic25
Lanes On Bridge1

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Scour Critical4 — Foundations need monitoring
Structure Number091901000001015

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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