Structure 2944 · Armstrong County, PA

Sr0028 Nb&sb over Abandoned Rr

Carries Sr0028 Nb&sb over Abandoned Rr, Buffalo Creek.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,485 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 6/9

1,485 ft end to end: about 4.1 football fields. 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 girder bridge.

Built1969rebuilt 2009
Length1484.9 ft452.6 m
Daily traffic14,293counted 2024
Last inspectedMay 2024every 24 months

Location

StatePennsylvania
CountyArmstrong
LocationBuffalo Creek
CarriesSr0028 Nb&sb
CrossesAbandoned Rr
Coordinates40.70466, -79.69324

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length1484.9 ft (452.6 m)
Max Span325.1 ft (99.1 m)
Deck Width86.6 ft (26.4 m)
Deck Area11948.6 sq m
Main Spans1
Year Built1969 (reconstructed 2009)

Traffic

Avg Daily Traffic14,293 (2024)
Truck Traffic11%
Lanes On Bridge4

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000002944

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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