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I-275 (SR-93) over HILLSBOROUGH RIVER

Map

Coordinates:
+27.95646, -82.46448
27°57'23" N, 82°27'52" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-275 (SR-93) over HILLSBOROUGH RIVER
Structure number:100135
Location:1.2 MI W OF I-275 I-4 INT
Purpose:Carries highway overpass over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:104.7 ft. [31.9 m]
Total length:907.2 ft. [276.5 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:81.0 ft. [24.7 m]
Vertical clearance above deck:17.7 ft. [5.4 m]
Vertical clearance below bridge:39.4 ft. [12.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:2015
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:11
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:101,500 [as of 2017]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
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:Equal to present minimum criteria [6]
Underclearances 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:Superior to present desirable criteria [9]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:92.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$114,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2016FairGoodGoodSatisfactory10150092.2
August 2014FairSatisfactoryGoodGood9450085.2
August 2012FairSatisfactoryGoodGood9525085.2
August 2010FairSatisfactoryGoodGood12000084.0
August 2008FairSatisfactoryGoodGood10200084.9
August 2006FairSatisfactoryGoodGood9100085.4
August 2004GoodGoodGoodGood7875090.2
May 2003GoodGoodGoodGood7425091.4
May 2001GoodGoodGoodGood8200091.1
May 1999GoodGoodGoodGood8850073.7
December 1997GoodGoodGoodGood8850067.2
February 1996GoodGoodGoodGood8100068.1
February 1994GoodGoodVery GoodGood7508872.9
April 1992GoodGoodVery GoodGood7508872.9
March 1990GoodGoodVery GoodGood7205973.1

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.10,80810,807100
Deck
Reinforced Concrete Decksq. ft.73,47673,476000
Substructure
Reinforced Concrete Columneach5252000
Reinforced Concrete Abutmentlinear ft.199197200
Reinforced Concrete Pile Cap/Footinglinear ft.305305000
Prestressed Concrete Pileeach3323640
Reinforced Concrete Pier Caplinear ft.827822050
Joints
Pourable Jointlinear ft.1,0611,0184003
Assembly with Sealeach7777000
Bearings
Elastomeric Bearingeach6660600
Movable Bearingeach9696000
Fixed Bearingeach9696000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,1912,191000