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HERRS ISLAND RD over ALLEGHENY RIVER

Map

Coordinates:
+40.46384, -79.97881
40°27'50" N, 79°58'44" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:HERRS ISLAND RD over ALLEGHENY RIVER
Structure number:000000000002417
Old structure number:027301000030410 (from 1992 edition)
Location:301041 HERR'S ISLAND BRDG
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:176.8 ft. [53.9 m]
Total length:282.2 ft. [86.0 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:38.1 ft. [11.6 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1986
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: November 2014

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:800 [as of 2004]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:58.9 tons [53.5 metric tons]
Inventory rating:34.9 tons [31.7 metric tons]
Sufficiency rating:64.6
Recommended work:Bridge deck rehabilitation with only incidental widening. [36]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201464.6FairSatisfactorySatisfactoryFair-800
November 201277.2FairSatisfactorySatisfactorySatisfactory-800
November 201077.2FairSatisfactorySatisfactorySatisfactory-800
November 200877.2FairSatisfactorySatisfactorySatisfactory-800
February 200878.2GoodGoodGoodGood-800
December 200678.0GoodGoodGoodGood-800
November 200477.9GoodGoodGoodGood-800
December 200277.9GoodGoodGoodGood-800
November 200078.2GoodGoodGoodGood-800
November 199876.2GoodGoodGoodGood-800
November 199675.0GoodGoodGoodGood-800
September 199477.7GoodGoodGoodGood-800
August 199277.7GoodVery GoodVery GoodGood-800
September 199087.9GoodVery GoodVery GoodGood-400