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RTE I90 over SLIPPERY ROCK CREEK

Map

Coordinates:
+42.40498, -79.44539
42°24'18" N, 79°26'43" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RTE I90 over SLIPPERY ROCK CREEK
Structure number:000000005511300
Location:8.5 MI NE OF W FIELD INT
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Tolls:Yes, on Interstate toll segment under Secretarial Agreement [4]
Length of largest span:23.0 ft. [7.0 m]
Total length:24.9 ft. [7.6 m]
Roadway width between curbs:71.9 ft. [21.9 m]
Deck width edge-to-edge:372.1 ft. [113.4 m]
Skew angle:24°
Owner:State Toll Authority [31]
Year built:1955
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Concrete [1]
Main span design:Arch - Deck [11]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:20,071 [as of 2014]
Truck traffic:22% of total traffic
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:96.1
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$7,503,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017Fair-GoodSatisfactory2007196.1
October 2015Fair-GoodSatisfactory1884595.1
October 2013Fair-SatisfactoryFair1859884.0
October 2011Fair-SatisfactoryFair1840084.0
October 2009Fair-SatisfactorySatisfactory1799180.0
October 2007Good-GoodGood1938879.9
October 2005Good-GoodGood2143080.8
August 2003Good-GoodGood2143080.8
August 2001Good-GoodGood2143080.8
July 1999Good-GoodGood2018780.8
June 1997Fair-SatisfactorySatisfactory1746281.0
April 1995Fair-FairFair1650069.2
April 1993Fair-FairFair1607369.2
April 1991Poor-FairPoor1480048.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Pile Cap/Footinglinear ft.558558000
Culvert
Reinforced Concrete Culvertlinear ft.3723274320