Structure 36799 · Westmoreland County, PA

Pa Tpk (pa 66) over SR 0130

Carries Pa Tpk (pa 66) over SR 0130, Hempfield Twp.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT285 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 7/9

285 ft end to end, longest span 130 ft: about 4 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.

Built199333 years old
Length285.1 ft86.9 m
Daily traffic10,429counted 1998
Last inspectedNovember 2023every 48 months

Location

StatePennsylvania
CountyWestmoreland
LocationHempfield Twp
CarriesPa Tpk (pa 66)
CrossesSR 0130
Coordinates40.32500, -79.58000

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length285.1 ft (86.9 m)
Max Span129.9 ft (39.6 m)
Deck Width69.6 ft (21.2 m)
Deck Area1842.3 sq m
Main Spans3
Year Built1993

Traffic

Avg Daily Traffic10,429 (1998)
Truck Traffic15%
Lanes On Bridge2
Lanes Under Bridge8

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 48 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000036799

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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